database ia chemistry

PB_19, 01 chem databases and simulations IA student samples. This is a list of ideas only, intended as a source of inspiration for students who are stuck for an idea. Any IA lab should be thoroughly risk assessed by yourself and your teacher should check this risk assessment. Weigh a sample of food and place it on a paper clip, with a piece of aluminium under the food sample to collect any burnt material. www.thinkib.net. Ive also added James comments at the end of the report. There is currently much unease and worry by both teachers and students about Individual Scientific Investigations that are based on secondary data. Privacy Policy. Provides access to scholarly journals and magazines covering the latest scientific developments. 47. $131,178 Yearly. Investigate variables affecting water absorption polymers. Redox reaction: removal of tarnish from objects 2. SCH 4UW. IAs involving databases Chemistry IA topics on electrochemistry (voltaic cells, voltammetry, electrolysis) IAs involving gas chromatography IAs involving mass measurements Chemistry IAs involving microscale chemistry IAs involving molecular modelling IA topics using photoconductivity (measuring light intensity) IB Survival LLC. It was then sent off to be marked by James and came back with the mark of 24/24 with glowing comments. Investigating how water pH affects chlorophyll degradation at different temperatures using spectrophotometry, Using spectroscopy to investigate chlorophyll fluorescence. IB Chemistry IA Topics That ROCK | 50+ Ideas for SL and HL. []. We use cookies to ensure that we give you the best experience on our website. However, He cant explain to himself the relationship between water and calcium ion concentration. I have found a few databases, and I've already read the exemplars posted on the IB site (there were only 2, I wish there were more). You cannot paste images directly. With that out of the way, heres the list: Hello Sir, Really a very helpful article thanks for sharing and keep on sharing! ChemistryViews is the online science news magazine of Chemistry Europe. Does vitamin C act as a radical scavenger and slow down the rate of free radical substitution? I looked at different alcohols and used these databases: webbook.nist.gov/chemistry/name-ser/ pubchem.ncbi.nlm.nih.gov/ They were pretty neat, and contained most of what I needed. An example would help me understand (doesn't have to be chemistry). 24. IA Information Unit 1 - Equilibrium Unit 2 - Redox Processes Unit 3 - Organic Chemistry Unit 4 - Spectroscopic Identification of Organic Compounds Unit 5 - Option B - Biochemistry Unit 6 - Ontario Curriculum Grade 12 Chemistry IB Exam Preparation IB Chemistry Database Question Bank Class Links Glenview Park S.S. Main Page Google Drive Login There are certain essential criteria that an RQ must meet to guarantee a well-performing IA. Does thermal decomposition allow unknown salts to be identified? An example showing how rate of reaction can be measured by change in mass can be found. Finding reliable and complete databases is important to make sure your results are accurate. Research questions are difficult to find and formulate where enough data from different sources can be utilized. ACS Chemworx - Free research collaboration tool. Within each topic listed below, we include the basic reasons for investigating each topic, what the possible independent variables and dependent variables are as well as the basic experimental setup! Investigate the factors affecting the colours of transition metal compounds (through the use of a colorimter). Hope it helps. I sent it without any explanation as to why I was doing it to James Midgley who has produced some excellent webinars and videos on how to achieve a high IA mark particularly using secondary data. What is the iodine number of different cooking oils? Chemistry IA - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. The questions are not as varied as physics, where you have to apply a concept to various different types of questions. Search chemicals by name, molecular formula, structure, and other identifiers. It is not a list of ready-made IAs for students to copy, so do not copy directly . 39. books@peakib.com | Tel (UK): +44 (0) 330 113 5644 | More contact details, Your companion to the IB Diploma Programme. TIA. The iodine concentration of iodinated salt can be calculated in a redox titration by titrating the iodine with sodium thiosulphate solution to reduce it to iodide ions, as can be seen. The data collection effort has been conducted in an effort with the Materials Genome Initiative in an effort to increase materials discovery. This is about how well you engage with the project and make it your own. This page has Simulations and resources for high school students. 10. All articles are only published after being peer-reviewed and approved by the editorial board. Analysis of seaweed (seaweed is a good source of Br and I). Could someone please explain how I can use a database for my Chemistry IA? A calorimeter can also be used to work out how many calories are in different types of food and drink. 5. In contrast, dyes are either liquids or soluble, but can be converted to pigments by precipitation with a metallic salt. If you find you are in need of a bit more advice on how to successfully complete your Chemistry Internal Assessment, then be sure to check out our student guide for comprehensive guidance on how to plan, execute, and write-up a Chemistry IA that will earn solid marks. Alloy.ai Named a Leader in Retail Analytics. 1.8K subscribers Go through marking of homework IA ( shared in IB Chem teachers facebook group ) and share a 24/24 Database IA Thankyou all for watching - next session in 2 weeks Link to the. 3. For all your other IB Chemistry needs, be sure to visit our IB Chemistry subject page for more resources. Thank you, Hi, thanks for this nice article! Do rust removers containing oxalic acid work better if they are used hot? This exact same report was submitted as a manuscript to Foundations of Chemistry, an international academic journal which provides an interdisciplinary forum in which chemists, biochemists, philosophers, historians, educators and sociologists discuss conceptual and fundamental issues which relate to the `central science' of chemistry. Thank you!! There are also some freely available chemical databases on the web. It scored 20/24 (which, according to the boundaries of the M20 session, was a 7). Databases There are many free, open-access databases which can be used for tasks ranging from simple data-finding to more authentic retrieval and analysis. Complete with an overview of key aspects of the IA, a rubric for criteria, and lots of Chemistry IA ideas, this guide offers practical advice and insights to help you achieve the best possible mark on your IB Chemistry Internal Assessment. December 13, 2017 in Chemistry. The RQ is unfocused and unclear impossible to understand what the aims are, Project is just a series of measurements or a synthesis, rather than an investigation. 8. Ive given a weaker and a stronger example research question for each category, but be aware that the stronger research question is not necessarily a good research question! Database based Exploring how algae samples' primary productivity changes with temperature, algae concentration, other aquatic plants, turbidity, salinity, nutrients, and other factors. 42. ACS A leading publisher of authoritative scientific information. The resulting IA examiner comments are also provided for each chemistry IA. Its aim is to give examples showing how different topics in the IB chemistry syllabus can be linked to real-world investigations. Which types of indigestion medicines are fastest at neutralising stomach acid? Unfortunately, I don't know where I lost the one mark. These include measuring changes in mass, gas released, colour of the solution, pH and conductivity to name a few! Shoul I do this experiment? document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); I'm a fully-qualified teacher, examiner and professional tutor providing online chemistry tuition and resources for GCSE, A Level, IB and university level. Before the pandemic it is significant that the May 2019 subject report stated only a small proportion of the IAs submitted were based on secondary data from databases - the overwhelming majority were based upon hands-on experimentation. My second worry is that the whole of the IA assessment has become a ticky box exercise involving passing through hoops that bear little relevance to how chemistry is normally reported. Electroplating is an application of electrolysis which uses an electrical current to reduce metal cations in solution so that a thin layer of metal is deposited onto a metal object. Calculate the Kw for water at different temperatures by measuring its pH. How is the buffer action of the sodium ethanoate-ethanoic acid system affected by temperature? Investigate the effect of different ionic salts on the freezing point depression of water. Pigments are insoluble coloured compounds used industrially in the colouring of many materials, for example clothes and cosmetic products. The amount of phosphate present in soil samples can be determined using a. Is sublimation of salicylic acid after decomposition a reliable way to judge stability of aspirin tablets? Maybe it is time for the chemistry practical assessment to be decoupled from the other two sciences to reflect more accurately what real chemists do. We suggest you use these International baccalaureate chemistry IAs to get IB chemistry IA ideas and explore possible chemistry IA topics for your . No mention of safety, ethical, environmental, Whole premise of IA relies on atomic spectra which are not included - fundamental flaw in the execution of this report. Although students are only supposed to deal with their own supervisor who is able to comment on the final draft there is nothing to stop students collaborating with other students and there are even websites now where IB teachers offer to help individual students with their IA for the payment of a fee. Investigating the ability of different anhydrous salts to absorb water from organic solvents by measuring cobalt(II) absorbance. Using calorimetry to determine whether alcohols with more branching have higher heats of combustion, Comparing the enthalpies of combustion of ethanol, ethanal and ethanoic acid using calorimetry to quantify intermolecular force strength, Using calorimetry to find out which type of nut butter contains most calories, Using calorimetry to investigate how food calories are affected by cooking in unsaturated and saturated vegetable oils. It is an opportunity to show-off your chemistry skills and knowledge and investigate interesting ideas without the pressure and constraints of the written exams. As catalysts are involved in the rate-determining step of reactions, increasing the surface area of solid catalysts should also increase the rate of reaction. Investigate the effect of different sacrificial metals on the rusting of iron. NIST Chemical Kinetics Database Standard Reference Database 17, Version 7.1 (Web Version), Release 1.6.8 Data Version 2023 A . The activation energy for a catalysed versus an uncatalyzed reaction can be compared, to see by how much the catalyst lowers the activation energy. Place a thermometer in the mouth of the can with a piece of cotton wool to prevent heat loss. Chemistry Library List of useful databases These databases are of particular interest for chemists. Iodine is an essential part of our diet and helps synthesise thyroid hormones to regulate metabolism. To examine if oxalic acid or citric acid rust removers are more effective at higher temperatures using redox titration. ChemSpider is a free chemical structure database providing fast text and structure search access to over 67 million structures from hundreds of data sources. You could use a database to look for trends in for example: solubility, enthalpy of combustion, melting and boiling points, and there is a list of possible databases here. 2 4 comments Best Add a Comment Rayford_Beez 4 yr. ago Depends on what you need it for. How does pH affect the colour of Sudan IV produced from a diazotisation reaction? Email : ibeliteacademy@gmail.com Skype : www.ibeliteacademy.com +91-9990664500 , +91-9990664300 Register As TutorRegister As Student Search Menu Online IB Chemistry Tutors IB Chemistry Tutor These concern developing experimental and investigative scientific skills including the use of current technologies and the . The concerns are many but essentially they are: I have two other concerns. As long as you twist it in a way, present it in a way to get the correct impression from your teacher and the examiners. The oxygen content of water in lakes or reservoirs can be measured using the Winkler method, which is described. Virtual Labs How does fermentation time effect the amount of salt in miso paste, determined via argentometric titration (Volhard method)? About us 27 days ago. 4. The effect of temperature, pH or salinity on oxygen content could be investigated as one of your IB Chemistry IA ideas. 36. 2. Many students are unsure how to relate the IB chemistry topics to a real-world situation or problem that they can investigate. Investigate the esterification of soaps. Alternatively, sign up to our sites at www.studyib.net See why 94% of our customers said they would be likely to recommend Alloy.ai. Redox titration can also be used to determine the vitamin C content of foods and drinks. How does voltage and electrolyte concentration affect the oxide layer thickness during the anodisation of aluminium? Chemistry IA (Database) IB Survival is now part of Lanterna Education Chemistry IA (Database) internal assignment By PB_19, December 13, 2017 in Chemistry Share Followers 0 Reply to this topic Start new topic PB_19 Members 0 2 posts Exams: May 2018 Posted December 13, 2017 (edited) Hey guys! The NIST Reference on Constants, Units, and Uncertainty. Atoms with atomic number less than 36 (Krypton) with only . Help us improve CareerBuilder by providing feedback about this job: Report this job Job ID: 7BD72A3F29FCA7C0B191AF52B99. VSEPR theory predicts the shape and bond angles of molecules based on the number of bonding and non-bonding pairs of electrons around the central atom. Does storage temperature affect the purity of washing soda crystals, determined using acid-base titration to find waters of crystallisation? 33. Does the concentration of nitrate ions in soil affect the mass of water that smart polymer hydrogels can absorb? All this secondary data is easily accessible to students on the Internet and the investigation could have been undertaken by a student for their IA. Investigate how the hardness of water affects the solubility of salts. Any help you can give is appreciated. Try to look out for topics that you can link to an aspect of your life or something youre particularly interested in to satisfy that personal engagement criteria. Balancing chemical equations using algebra, Choosing a Chemistry IA Research Question - chemistrytutor.me. Equally so, it is the first point of criticism for a teacher grading the work. Is their a correlation between metal ion charge and wavelength of light absorbed by transition metal complexes? What I've been taught is that you should have a clear-cut independent and dependent variable, where you would an investigating the cause-effect relationship between them. You still need both a theoretical model and data, even if you are not carrying out an experiment. This refers to the amount of base required to saponify a fat sample, and it can be used to compare relative molecular masses of the fats. Investigate factors affecting electrolysis. Lots of people are anaemic and have to take iron tablets as a result. Chemical structure database; access to over 43 million structures, properties, and associated information. The ideas presented here are exactly that ideas, not research questions. Determine the percentage of iron in an iron compound by a redox titration. February 22, 2017 in Chemistry. (Hint - there are 4 relations in 3NF form) Points: 8 Databases - Chemistry - Research Guides at University of Michigan Library Selected Databases Database Search Search for a database accessible by U-M faculty, students and staff Canvas module on Navigating Science Databases (use tag hsstem) Why use Library Databases? Posted: January 03, 2023. What is the pKa value for natural indicators obtained from peonies, poppies and red cabbage, determined using colorimetry? To achieve the maximum score The evidence of personal engagement with the exploration is clear with significant independent thinking, initiative or creativity. The current programme reduced the overall component mark from 24% to 20%. Do more expensive nappies contain better hydrogels that absorb water faster? The value for bond enthalpy changes for different molecules depending on the nature of the other bonds in the molecule. As you increase the concentration of a reactant (or the pressure of a gaseous reactant), the rate of reaction increases as the reacting particles are closer together resulting in more collisions. They depend on it to drive drug discovery projects. I am sure IB will consider this in their guidance pack they share with examiners/moderators nearer the time of exam period. So far I've looked into medicinal chemistry and biochemistry and I want to do something related to the structure or drugs but do you think it would be easier if I switched to doing a database IA in organic chemistry (and look at solubility, melting pointetc)? Using iodometric titration to investigate whether the amount of copper varies in different euro coins. Investigating the kinetics of the reaction between potassium iodide and lead nitrate using microchemistry, Modelling bond angles in organic compounds and comparing them to actual values using ACD ChemSketch, The effect of halogen electronegativity and atomic radius on bond angles in halogenoalkanes determined using CambridgeSoft Chem3D software. Does wavelength of UV light affect the products obtained from the reaction between ethane and chlorine, determined using NMR spectroscopy? Periodicity & transition metals (1), 3 & 13. Display as a link instead, I might just be wrong about how I'm actually supposed to use a database. vapour pressure) but smell characteristics you would have to think how you can quantify and measure. Investigating the relationship between consumption of fat and carbohydrates per capita per day measured in kcal and share of adult obesity in a country as a percentage of the population. Investigate the rate of evaporation of a liquid with respect to its temperature. His students consistently achieve top grades, and a high proportion every year progress to study medicine, dentistry, veterinary medicine,. 35. The biology IA examples have been marked, following the IB biology IA criteria, by official IB biology IA examiners. ChemSpider is a free chemical structure database providing fast text and structure search access to over 67 million structures from hundreds of data sources. Paste as plain text instead, IA Biology HL 7. Or how does the type of intermolecular bonding present in a fuel affect the enthalpy of combustion? 31. and write-up a Chemistry IA that will . Ptable is an interactive table of elements that allows users to alter temperature, see reactions, and find the electrons, isotopes and compounds for all of the elements. Job DescriptionMust have: Mainframe, Cobol, SAS, CICS Job Title : Mainframe Developer Job Summary :See this and similar jobs on LinkedIn. Proteins thermal denaturation using UV light. Measurement, data processing & analysis (1), 11 & 21. The energy content of different fuels can be compared using a. It'll help reduce work load for both students and teachers, while ensuring students get a deeper understanding and focus on the HL subjects. A student's Research Question, or RQ, is the starting point for their IA. Furthermore, you could then predict a reaction mechanism for the reaction and compare this with literature findings. Investigate an equilibrium position and Le Chateliers principle spectroscopically. Databases. Is the enthalpy of neutralisation for different acids and alkalis aways 55 kJ mol per mole? www.ibchemistrytutors.com avail highly experienced tutors for any given IB Subject. Remember! There is a variation of CaCo3 between the bases. 17 (varies with grade boundaries) or above . My only problem is that I'm having trouble turning my ideasinto reasonable research questions. 12. Over 50% of my students achieved a 6 or 7 in their IA component. Urease is found naturally in soil, so urea is used as a fertiliser to release ammonia. ( YouTube video) Related Guides for Databases SciFinder-n The database includes liquid-liquid, solid-liquid, and gas-liquid systems. Place a heat mat under the can. 2014 DP Chemistry (Last exam Nov 2024) Practical scheme of work & IA. 32. By Could someone please give me some ideas of a database IA that could be done? Description: Perform routine . Administrative Links. Your previous content has been restored. Using photometry to determine whether charge on the metal ion catalyst influences the rate of reaction between luminol and hydrogen peroxide. Investigate the catalytic abilities of different transition and metal oxides. Does the lattice enthalpy of different salts affect how effectively they melt ice? The marks broke down as: Personal engagement 1/2; Exploration: 2/6; Analysis: 2/6; Evaluation: 0/6 and Communication: 2/4. Are there more waters of crystallisation in cheap washing soda? Does boiling time effect the protein concentration in milk, measured using bicinchoninic acid assay and colorimetry? Which factors affect the rate of electrolysis in electroplating metals? So chemistry-wise I start with a broad base. Education. Alternatively, you could look at the saponification values of different fats. Several tips I would recommend: Find a personal topic which is of interest to you to introduce what stimulated your inclination to this . It should be clear from these guidelines that you need to choose your own project and completely own it. The crushed up indigestion tablet solution is titrated with hydrochloric acid to calculate how much acid the tablet can neutralise, as can be seen. Found so much value from your post! Within the finish, there are many colours produced depending on the paint company from 100 to 10000. Using microscale chemistry to determine the relationship between solubility product and temperature for different metal halides. Investigating solid acid catalysis of esterification reactions using infra-red spectroscopy, Using Excel to calculate pI values for peptide and compare with literature values, Modelling the relationship between reaction quotient and equilibrium constant when changing temperature and pressure of the Haber reaction using spreadsheets. The energy content of different fuels can be compared. Over 50 Chemistry Simulations, from Acid-Base Solutions to Wave on a String. Powered by Invision Community, IB Survival is now part of Lanterna Education. The molecular formula of unknown hydrated salts can be calculated using thermal decomposition reactions. Hi, I wanted to determine protein content of something over different cooking time but I did some research on the google and I found that proteins are not affected by heating. Is the rate of copper purification affected by the voltage? How does oxidant concentration affect the intensity of light produced from luminol? Build a logical database model in MySQL for this in 3NF form. Investigate the enthalpy of neutralisation of different acid / base concentrations. You could compare these two methods to see which gives more accurate results. What is the activation energy for the oxidation of luminol by hydrogen peroxide? In 2013 Scerri stated that many teachers were still teaching blatantly wrong chemistry by giving the electron configuration of scandium as [Ar[4s23d1 and provided experimental evidence to support the argument that it should be [Ar]3d14s2. Ive grouped them together according to the main experimental technique or measurement method. If you are a student and wish to access these resources, ask your school to subscribe.

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