Does the temperature at which the titration takes place have an effect on the amount of iodine released from the salt? How does the ethanol concentration vary for different wines when measured using back-titration with dichromate and ferrous ammonium sulfate? Ive also added James comments at the end of the report. You could investigate how changing the atoms/groups attached to the central atom affects the shape/ bond angles of a molecule. Investigate the esterification of soaps. How do light intensity and temperature affect the stability of unsaturated oils, determined by measuring iodine number? All articles are only published after being peer-reviewed and approved by the editorial board. There are many different ways to measure the rate of reaction depending on the particular reaction. 5. Is the concentration of oxalate, measured by redox titration, in cooking water from foods like spinach affected by the water temperature and pH? Quickly find chemical information from authoritative sources. We publish practical and reliable organic, organometallic and inorganic chemical synthesis, reactions and procedures deposited by synthetic chemists. The oxygen content of water in lakes or reservoirs can be measured using the Winkler method, which is described. The statements are deliberately broad and, if you decide to use any of these ideas, you should be as specific as you can. IA Chemistry HL 6 The impact of temperature on dissolved oxygen concentration IA Chemistry HL 7 What is the relationship between the temperature of the solution (K) and rate of decomposition (cm3 s -1 ) of carbonic acid (H2CO3) to carbon dioxide (CO2) and water (H2O), and, hence, what is the activation energy (kJ mol-1 ) of this reaction? 13. To score 7 IB points in chemistry the IA should have approx. I am not sure how I can develop this up into an RQ. Iodine is an essential part of our diet and helps synthesise thyroid hormones to regulate metabolism. What I then did was to spend about an hour rewriting my article to addressspecifically all the IB assessment criteria without adding or changing any of the actual chemistry. Chemistry Library List of useful databases These databases are of particular interest for chemists. Determine the percentage of iron in an iron compound by a redox titration. How does reaction temperature affect the yield of the diazo dye Disperse Red 13 in the Sandmeyer reaction? 28. Found so much value from your post! In 2010 Eugen Schwarz wrote a paper claiming that theoretical quantum mechanical calculations lead to the conclusion that the 3d level is lower in energy than the 4s level in transition elements. Investigating the relationship between metal ion charge density and thermal stability using thermal decomposition experiments. 'Utilization' - Relationships between topics, Relating Topics 4 & 14 to all the other topics, 3 & 13. Please let me know. Your IB Chemistry IA will be evaluated based on - Personal Engagement, Exploration, Analysis, Evaluation and Communication. What the IA is about within HL Chemistry? Reference to Course: Ecology Experimental Studying whether there is a relationship between the primary structure of amylases and pH buffers. Successful completion of a curriculum leading to a bachelor's degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelor's degree in engineering, provided that you have at least 1 year of professional . Remember, your IA reports may be a bit different from the past reports due to the type of the data used. 35. What is the iodine number of different cooking oils? Does the charge density of the salt ions affect the partition ratio for caffeine extraction from water with different solvents? My chemistry (SL) class has already begun the Internal Assesment and I've chosen to do a database IA. There is evidence of personal input and initiative in the designing, implementation or presentation of the investigation.. Databases. BONUS DOWNLOAD: A Checklist Guide to Writing a Perfect Chemistry IA. Prepare and test of buffer solutions. The University subscribes to many other databases in other disciplines that may be of interest to you, see the A-Z Databases website. Does cooking temperature affect the concentration of ethanoic acid in vinegar, measured by acid-base titration? 44. How does the concentration of manganate(VII) affect the rate of the autocatalytic reaction with ethanedioate as measured by colorimetry? For example, does increasing size of an alkyl group attached to the central atom have an effect? There is currently much unease and worry by both teachers and students about Individual Scientific Investigations that are based on secondary data. The pigments found in certain substances such as makeup products or coloured foods could also be investigated using paper or thin layer chromatography. 32. To achieve the maximum score The evidence of personal engagement with the exploration is clear with significant independent thinking, initiative or creativity. The resulting IA examiner comments are also provided for each chemistry IA. IA Biology HL 7. The journal also emphasizes mathematical articles devoted to the mathematical treatment of questions arising in physics, chemistry, biology, engineering and all applied sciences. As biosciences become increasingly informatic in nature, knowing how to access, use and interpret is a valuable skill. There are certain essential criteria that an RQ must meet to guarantee a well-performing IA. You cannot paste images directly. Your previous content has been restored. Legal 20. Here is list of 50 IB Chemistry IA Ideas. 34. a hands-on laboratory investigation using a spreadsheet for analysis and modelling extracting data from a database and analysing it graphically producing a hybrid of spreadsheet/database work with a traditional hands-on . Students are expected to perform at least one exercise using a database in order to fulfil Aims 6 & 7 in the Guide. which are specifically designed for self study and revision. We provide the following chemistry databases: CSD - a Cambridge Structural Database system and related Mercury, ConQuest, SuperStar, IsoStar, and Mogul programs; RTAM - a bibliographic database of relativistic calculations on atoms and molecules; Free databases on the web. Egg shell is a finish Like Matt finish, Low sheen, Egg shell, Semi gloss, Gloss etc. Data collection can easily convey to your teacher/moderator how much care My first IA did not work out at all and my deadline is approaching soon. Clear editor. 31. Database based Exploring how algae samples' primary productivity changes with temperature, algae concentration, other aquatic plants, turbidity, salinity, nutrients, and other factors. Relating experimental and theoretical values for the lattice enthalpies to charge density of different metal ions, Evaluating different mathematical models for the calculation of pI values of amino acids and comparing to database values, Using molecular modelling to explore the relationship between halogen size and the preference for T-shaped geometry in interhalogen compounds. I'm looking for data on the properties of vinyl polymers. PB_19, Investigating the bleaching of various food colourings to determine the rate constant. Investigate an aspect of a simple voltaic cell. You could investigate why and how the value for a particular bond enthalpy changes depending on the overall molecule in which it is found. Investigating contents of EDTA in shower contents. 12. You could even look at both the bond enthalpy and length to see how they change with each other. Measurement, data processing & analysis (2), MC test: Introduction to materials science, Environmental impact - plastics questions, (AHL) Superconducting metals & X-ray crystallography, MC test: Superconducting metals & X-ray crystallography, Superconducting metals & X-ray crystallography questions, Superconducting metals & X-ray crystallography answers, (AHL) Environmental impact - heavy metals, MC test: Environmental impact - heavy metals, Environmental impact - heavy metals questions, Environmental impact - heavy metals answers, Stereochemistry in biomolecules questions, Nuclear fusion & nuclear fission reactions, MC test: Nuclear fusion & nuclear fission reactions, Nuclear fusion & nuclear fission questions, MC test: Environmental impact global warming, Environmental impact - global warming questions, Environmental impact - global warming answers, (AHL) Electrochemistry, rechargeable batteries & fuel cells, MC test: Electrochemistry, rechargeable batteries & fuel cells, Electrochemistry, rechargeable batteries & fuel cells questions, Electrochemistry, rechargeable batteries & fuel cells answers, MC test: Nuclear fusion & nuclear fission (HL), Nuclear fusion & fission reactions (HL) questions, Nuclear fusion & fission reactions (HL) answers, MC test: Pharmaceutical products & drug action, Pharmaceutical products & drug action questions, Pharmaceutical products & drug action answers, MC test: Environmental impact of some medications, Environmental impact of some medications questions, Environmental impact of some medications answers, (AHL) Taxol - a chiral auxiliary case study, MC test: Taxol - a chiral auxiliary case study, Ten suggestions for IAs using secondary data, A genuine Grade 7 IA report using a database/simulation, Marked IA reports with teacher comments & marks, Factors affecting the rate of nucleophilic substitution reactions, SL Multiple choice tests on individual topics, SL Multiple choice 'quizzes' on sub-topics, HL Multiple choice tests on individual topics, HL Multiple choice 'quizzes' on sub-topics. 3. It scored 20/24 (which, according to the boundaries of the M20 session, was a 7). Investigate the hardness of water from different local sources. How does the size and charge of spectator ions affect the value for the enthalpy of neutralisation, measured using calorimetry? ChemSpider is a free chemical structure database providing fast text and structure search access to over 67 million structures from hundreds of data sources. A redox titration can be done to see how much potassium manganate(VII) solution is needed to titrate a solution of crushed up iron tablets, and therefore work out how much iron there is in the tablets. help/tips would be greatly helpful! Is the rate of copper purification affected by the voltage? For your privacy and protection, when applying to a job online, never give your social security number to a prospective employer, provide credit card or bank account information, or perform any sort of monetary transaction. Description: Perform routine . 7. Provided by the Royal Society of Chemistry (RSC) ChemSub Online. The CSD is used in almost every chemistry department worldwide by universities and pharmaceutical companies. One of the major challenges students of International Baccalaureate is finding and selecting a topic for the essay and rightly so. Chemistry IA - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. Find below the assessment criteria used for chemistry independent investigations. 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. You can see my original 7/24 paper online and I've embedded my 24/24 IA report below with the main changes (which are almost all just additions) made in red so you can teach your students how to address the criteria effectively. Investigate the rate of evaporation of a liquid with respect to its temperature. [] Dont just copy an existing IA you found online, such as one from my list here! I am sure IB will consider this in their guidance pack they share with examiners/moderators nearer the time of exam period. This page has Simulations and resources for high school students. Investigate factors affecting electrolysis. 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. Using photometry to determine whether charge on the metal ion catalyst influences the rate of reaction between luminol and hydrogen peroxide. Chemical structure database; access to over 43 million structures, properties, and associated information. Can aspirin be prepared using microwave heating instead of a water bath? A student's Research Question, or RQ, is the starting point for their IA. Volatility can be quantified and measured (e.g. It also shows that the IB assessment criteria bear little relationship to the criteria used to judge the worth of a peer-reviewed report for publication in an internationally recognised academic chemistry journal. It can be challenging because of the plethora of options students have. The chemistry IA examples have been marked, following the IB chemistry IA criteria, by official IB chemistry IA examiners. You can post now and register later. Lots of people are anaemic and have to take iron tablets as a result. ChemistryViews is the online science news magazine of Chemistry Europe. For more information, please see our Determine the concentration of biodiesel produced from fruits by using calorimetry. Chemistry IA Criteria Review. 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. It provides also a good selection of cited works. Packed with tips and hints to help you avoid common errors, the guide will help keep your IA planning and execution on track. This can be investigated using an acid-base titration. Thank you for taking a look through our IB Chemistry IA ideas, and we hope youve found some inspiration for your own IA! Does catalase or potassium iodide lower the activation energy most in the famous elephants toothpaste reaction? You can see the results of my investigation on a separate page on this website. 3. Shoul I do this experiment? Only 7 pages - it does not feel like 10 hours effort. 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. 48. Common Chemistry (CAS) -Lookup CAS Reg.Number via common chemical name and vice versa. By IB Chemistry IA Ideas and Research Questions, 50+ Chemistry IA Ideas with Research Question Examples, One of the biggest challenges facing students taking IB chemistry is coming up with a good Internal Assessment (IA) idea, Chemistry IA topics on electrochemistry (voltaic cells, voltammetry, electrolysis), Chemistry IAs involving microscale chemistry, IA topics using photoconductivity (measuring light intensity), IAs involving polarimetry (measuring optical rotation), Chemistry IA topics involving redox titration, Chemistry IA topics based around synthesis, Limiting and excess reactants in chemistry, Easy way to balance chemical equations for GCSE. For example, how does the bond enthalpy for the C-H bond vary as the length of the alkane increases? 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. 5. The activation energy for a catalysed versus an uncatalyzed reaction can be compared, to see by how much the catalyst lowers the activation energy. Research questions are difficult to find and formulate where enough data from different sources can be utilized. Do not attach the full screen print. Do expensive iron tablets contain more iron than cheaper vitamin tablets? Onmy page on History of Internal Assessment I have detailed how the IA assessment has changed over the years. Titrating the solution of unknown vitamin C content with iodine solution oxidises the vitamin C and reduces the iodine to iodide ions in a redox reaction. Investigating the effect of storage temperature on the sulfite concentration of Rioja using iodometric titration. Analysis of seaweed (seaweed is a good source of Br and I). 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. Learn everything you need to get a 7 in your IB subjects with our online courses. IB Chemistry IA Ideas and Research Questions - chemistrytutor.me October 19, 2018 at 2:11 pm - Reply [] Secondly, some . 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. Build a logical database model in MySQL for this in 3NF form. These concern developing experimental and investigative scientific skills including the use of current technologies and the . Is IB chemistry harder than A Level chemistry? 01 chem databases and simulations IA student samples. Typical solvents and solutes include water, seawater, heavy water, inorganic compounds, and a variety of organic compounds such as hydrocarbons, halogenated hydrocarbons, alcohols, acids, esters and nitrogen compounds. A more thorough procedure can be found. Indigestion is caused by acid in the stomach, which can be neutralised with indigestion tablets. Chemistry Databases. In line with the IB Learner Profile, "Act with integrity and honesty". 02 chem experimental IA student examples. If I do this experiment and I write it as a IA, Will I get higher points? Pasted as rich text. Cookie Notice You could find a compound that you are particularly interested in and synthesise it in the laboratory. Complexometric titration can also be used to measure the hardness of water, so you could look at how the hardness of different brands of mineral waters vary, or if the hardness varies with temperature or pH. If youre interested in getting additional support for your IA, we have a team of Chemistry tutors that can help you plan, structure and execute your assignment as well as help with your exams! Determining the optimal solvent and temperature to give highest yield for the synthesis of Dulcin from Tylenol, using titration, Determining the pKb of a base from its half-equivalence point. The molecular formula of unknown hydrated salts can be calculated using thermal decomposition reactions. Does vitamin C act as a radical scavenger and slow down the rate of free radical substitution? Chemistry for Queensland Units 3&4 explores electrolytic cells using carbon electrodes. This guide is suitable for both Standard Level and Higher Level candidates. 16. DOC home page . Will conclusion affect my point. Investigate how the hardness of water affects the solubility of salts. Removal of electrons from either sigma bond, pi bond or nonbonding orbitals causes the ionization. It scored 23/24 (which, according to the boundaries of the M20 session, was a 7). As temperature increases, the rate of reaction increases as the particles have more kinetic energy so collide more often, and these collisions are more likely to result in a successful reaction. Privacy Policy. The marks broke down as: Personal engagement 1/2; Exploration: 2/6; Analysis: 2/6; Evaluation: 0/6 and Communication: 2/4. etc. Powered by Invision Community, IB Survival is now part of Lanterna Education. ChemSpider Synthetic Pages "ChemSpider SyntheticPages is a freely available interactive database of synthetic chemistry. Below you can explore some examples of such IA topics that are sure to score highly on the IA criteria! Investigate the rate of evaporation of a liquid with respect to its temperature. The justification given for choosing the research question and/or the topic under investigation demonstrates personal significance, interest or curiosity. Using Hesss law to calculate a value for the enthalpy of reaction when magnesium burns in steam, Using Hesss law and calorimetry to investigate the relationship between enthalpy of solution, enthalpy of hydration and lattice enthalpy. Measure the concentration of zinc ions in a dietary supplement. 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. February 22, 2017 in Chemistry. 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. Display as a link instead, By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Full-Time. It is not a list of ready-made IAs for students to copy, so do not copy directly . Alloy.ai's unmatched customer experience and strong market presence earned us a spot in the Leader quadrant in Retail Analytics and the High Performer quadrant in Demand Planning in G2's Winter 2023 Grid Report. The BEST Databases for IB Chemistry IA / EE 1,097 views Premiered Mar 5, 2022 23 Dislike Share Save Mr M 4 Chem 1.94K subscribers Subscribe #IB #IA #chemistry #database #top #mrm4chem.