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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. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. 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 . What are ionic equations and ionic half-equations? Full-Time. 'Utilization' - Relationships between topics, Relating Topics 4 & 14 to all the other topics, 3 & 13. It is mostly about how you treat your topic and how you present it. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more. Investigating whether ideal or non-ideal gases give a more accurate determination of absolute zero using volume-temperature ratio. ChemSpider is a free chemical structure database providing fast text and structure search access to over 67 million structures from hundreds of data sources. Using back titration to investigate whether the concentration of aspirin from more expensive tablets is higher after 30 minutes than from cheaper ones. 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 Tables are not explained, and data is not processed. Which factor, UV light, temperature or pH has the greatest effect on the denaturation of lipase measured using UV-VIS spectroscopy? | 01 chem databases and simulations IA student samples. Determine the amount of copper in coins using colorimetric analysis. How does the size and charge of spectator ions affect the value for the enthalpy of neutralisation, measured using calorimetry? Determine the activation energy of iodine-clock reaction. Databases. Despite this, in order for students to gain high marks, the RQ is almost required to be written in the form of How does altering variable A affect variable B whilst keeping variables W, X, Y, Z etc. You could investigate the factors that affect the thickness of the metal layer produced, for example the voltage, electrolyte concentration, the charge on the metal ion in solution or the length of time that the current runs for. Thank you for taking a look through our IB Chemistry IA ideas, and we hope youve found some inspiration for your own IA! Quickly find chemical information from authoritative sources. Does catalase or potassium iodide lower the activation energy most in the famous elephants toothpaste reaction? There are several reasons why you shouldnt do this: Firstly, one of the internal assessment criteria is Personal Engagement. 2. By integrating and linking compounds from more than 400 data sources, it enables researchers to discover the most comprehensive view of freely available chemical data from a single online search. Legal There is evidence of personal input and initiative in the designing, implementation or presentation of the investigation.. The NIST Reference on Constants, Units, and Uncertainty. Redox titration can also be used to determine the vitamin C content of foods and drinks. You could find a compound that you are particularly interested in and synthesise it in the laboratory. Your link has been automatically embedded. The energy content of different fuels can be compared. My only problem is that I'm having trouble turning my ideasinto reasonable research questions. I examined the new IAs for the IBO, and I also developed and lead teacher training workshops for ICT in chemistry. December 13, 2017 in Chemistry. Is the release of ibuprofen from different formulations dependent upon pH and temperature, measured using acid-base titration? Investigate a weak acid-strong base titration (determine the Ka of a weak acid). Help us improve CareerBuilder by providing feedback about this job: Report this job Job ID: 7BD72A3F29FCA7C0B191AF52B99. 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. All you have to do for chemistry is follow the syllabus, and you will be absolutely fine. Egg shell is a finish Like Matt finish, Low sheen, Egg shell, Semi gloss, Gloss etc. One of my students wants to conduct research about the amount of calcium in eggshells of different colors. Can you please help? How is the fluorescence wavelength of fluorophores present in tumeric affected by solvent polarity measured by spectroscopy? Youve reached that stage in your IB journey where you have to decide what to do for your Chemistry Internal Assessment (IA). There is currently much unease and worry by both teachers and students about Individual Scientific Investigations that are based on secondary data. and write-up a Chemistry IA that will . You could then work out the percentage yield of the experiment by comparing your experimental yield to the theoretical yield. Using spectrophotometry to investigate whether the CMC of quaternary ammonium salts is affected by pH. Hope it helps. Posted: January 03, 2023. Do other transition metals apart from iron(II) catalyse the iodine-clock reaction? By Investigate the hardness of water from different local sources. 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. Pasted as rich text. You could investigate which factors or methods increase the yield of the experiment, for example temperature or method of heating, as one of your IB Chemistry IA ideas. 41. Chemistry IA - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. Upload or insert images from URL. In this post, we give you 50 IB Biology IA Ideas to help you speed up your research process. 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. You can use it to show your students how to write their IA report based upon secondary data so that it fulfils all the assessment criteria. Databases. It does not consider the identity of the atoms or groups attached to the central atom however, and this does have an effect. The oxygen content of water in lakes or reservoirs can be measured using the Winkler method, which is described. Does the amount of aspirin in different brands accurately match the label? Because I wrote the article, I cannot really assess it in a subjective or unbiased way but it seems to me that James' mark is spot on. Hello, Ive been struggling for a while to come up with a type of question to be able to do an IA with. The data collection effort has been conducted in an effort with the Materials Genome Initiative in an effort to increase materials discovery. Periodicity & transition metals (2), 11 & 21. Learn everything you need to get a 7 in your IB subjects with our online courses. The resulting IA examiner comments are also provided for each chemistry IA. Incorporating IM, TOK, 'Utilization' etc. Investigate the equivalence point of weak / strong acids and weak / strong bases. Investigate chemical equilibria (determine Kc for a reaction). Measurement, data processing & analysis (1), 11 & 21. Does water temperature affect the caffeine concentration of tea? Investigate the rate of evaporation of a liquid with respect to its temperature. Remote username and password Rdale281, Rdale#281, https://rdale.libguides.com/c.php?g=1105798, 4148 Winnetka Ave. N. | New Hope, MN 55427. My chemistry teacher hasn't really explained how to do our IA and I'm running out of time. . The earlier post I wrote on research questions will hopefully help. Over 50% of my students achieved a 6 or 7 in their IA component. Measure the concentration of zinc ions in a dietary supplement. Facebook Responsibilities. About us This page has Simulations and resources for high school students. Or how does the type of intermolecular bonding present in a fuel affect the enthalpy of combustion? (Hint - there are 4 relations in 3NF form) Points: 8 Is microscale chemistry a more efficient way to make aspirin in the laboratory? Like many IB students, you may be finding it challenging to think of an idea that a) you are really interested in and b) is feasible for you to complete given the time and resources available. You could determine the pKa values and pH ranges of natural indicators using. Please do not just copy directly from this list! What is the pKa value for natural indicators obtained from peonies, poppies and red cabbage, determined using colorimetry? Is the absorbance of light by transition metal complex related to the ligand charge? For example, how does the bond enthalpy for the C-H bond vary as the length of the alkane increases? I just don't understand how I can use a database that is already focused on investigatingsomething and then use it to investigate something else???? IB Chemistry IA Ideas and Research Questions - chemistrytutor.me October 19, 2018 at 2:11 pm - Reply [] Secondly, some . constant? A search through any reputable academic chemistry journal will show that articles are almost never formatted this way. Investigate the energy densities of fuels versus the bond strength (using a database). This was partly to offset worries that it is difficult to ensure complete academic honesty. LinkedIn, Course for students (First exam May 2025), Short cut to give students access to a page, MC test: Nature of matter & chemical change, Nature of matter & chemical change questions, Covalent structure (2) Shapes & polarity questions, MC test: Further aspects of covalent bonding, Further aspects of covalent bonding questions, MC test: Collision theory & rates of reaction, MC test: Rate expression & reaction mechanisms, MC test: Calculations involving acids & bases, Electrochemical cells (1) (AHL) questions, Electrochemical cells (2) (AHL) questions, MC test: Fundamentals of organic chemistry, Fundamentals of organic chemistry (1) questions, Fundamentals of organic chemistry (2) questions, MC test: Alkanes, alkenes & addition polymers, MC test: Electrophilic addition & electrophilic substitution reactions, Spectroscopic identification of organic compounds, MC test: Spectroscopic identification of organic compounds, Identification from spectra - Question 10, Spectroscopic identification of organic compounds (AHL), MC test: Spectroscopic identification of organic compounds (AHL), Identification from spectra - Question 11, Identification from spectra - Question 12, Identification from spectra - Question 13, Identification from spectra - Question 14, Identification from spectra - Question 15, Identification from spectra - Question 16, Identification from spectra - Question 17, Identification from spectra - Question 18, Identification from spectra - Question 19, Identification from spectra - Question 20. Virtual Labs 10. Here is list of 50 IB Chemistry IA Ideas. The issue I can see to begin with is you have two dependent variables, volatility and smell characteristics. You cannot paste images directly. Reddit and its partners use cookies and similar technologies to provide you with a better experience. The. Does storage temperature affect the purity of washing soda crystals, determined using acid-base titration to find waters of crystallisation? 37. Does wavelength of UV light affect the products obtained from the reaction between ethane and chlorine, determined using NMR spectroscopy? Vasy Kafidoff. Currently the May 2021 are due to proceed on a curtailed basis (Paper 3 and the Group 4 project have been discarded) but in the United Kingdom the summer 2021 A level examinations have already been cancelled so it may well be that in some or all countries the IB exams may suffer a similar fate. 30. 31. It'll help reduce work load for both students and teachers, while ensuring students get a deeper understanding and focus on the HL subjects. Lots of people are anaemic and have to take iron tablets as a result. The marks broke down as: Personal engagement 1/2; Exploration: 2/6; Analysis: 2/6; Evaluation: 0/6 and Communication: 2/4. Using photometry to determine whether charge on the metal ion catalyst influences the rate of reaction between luminol and hydrogen peroxide. Volatility can be quantified and measured (e.g. 24. Hi, I am a DP 2 student in IB Chemistry SL. 85% (130) 85% found this document useful (130 votes) 195K views. 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. 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? Only 7 pages - it does not feel like 10 hours effort. Database Chemistry IA IB Survival is now part of Lanterna Education Database Chemistry IA chemistry ia internal asseesment database By rawan1408, February 22, 2017 in Chemistry Share Followers 0 Reply to this topic Start new topic rawan1408 Members 1 10 posts Exams: May 2018 Posted February 22, 2017 Investigate the enthalpy change of a redox reaction. My student wanted to do how peroxides can be a good preservation agent for milk. Does cooking time affect rate of chlorophyll degradation? Similarly, you could look at how the length of a specific type of bond changes across different molecules. What I realised after I had written it up for publication in Foundations of Chemistry was that effectively I had completed an individual scientific investigation using secondary data. Determining the optimum temperature for lipase activity, Using colorimetry to investigate inhibition of salivary amylase by metal ions with different charge density. Found so much value from your post! You could investigate the relationship between surface area of a reactant and the rate of reaction. 21. For more information, please see our Chemical structure database; access to over 43 million structures, properties, and associated information. Investigate the effect of the length a salt bridge has on the dipped voltage produced by a voltaic cell. Example IB Chemistry IA. You could compare the experimental value with the stated value, and look at different brands of iron tablet. Investigate variables affecting water absorption polymers. West Des Moines, IA. Provides access to scholarly journals and magazines covering the latest scientific developments. . Description: Perform routine . Will conclusion affect my point. Strugglingfor IB Chemistry IA Ideas? Investgating the effects of voltage and bubble overpotential on the electrolysis of sodium chloride using microscale Hoffman voltammetry, Measuring the Gibbs energy change for different spontaneous electrochemical reactions, Is there a relationship between ionisation energy and Gibbs energy change for redox reaction between different reactive metals, determined using voltametry, Determing the equilibrium constant for the interconversion of cobalt(II) hexahydrate and tetrachlorocobaltate(II), Finding the Gibbs energy change for the esterification reaction between propanoic acid and ethanol using gas chromatography. Now many students are having to cope with an investigation based on secondary data. 20 Topic Ideas to Get You Started on your Chemistry IA 1. books@peakib.com | Tel (UK): +44 (0) 330 113 5644 | More contact details, Your companion to the IB Diploma Programme. It was then sent off to be marked by James and came back with the mark of 24/24 with glowing comments. 5. 16. Provided by the Royal Society of Chemistry (RSC) ChemSub Online. Databases in IB Bio Consequently, a well formed Research Question is essential to ensure a high quality IA. A leading publisher of authoritative scientific information. These ideas have been extracted from our student guide, Chemistry Internal Assessment Standard & Higher Level, written by experienced teacher and author Dave Allen. Does the critical micelle concentration of Triton and Tergitol type surfactants affect their detergent ability? Alternatively, you could look at the saponification values of different fats. How is the buffer action of the sodium ethanoate-ethanoic acid system affected by temperature? 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. Over 50 Chemistry Simulations, from Acid-Base Solutions to Wave on a String. 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. Display as a link instead, The peer-review for this article came back as This manuscript is a very thorough and comprehensive study of the spectroscopic energy levels for a uniquely interesting and oft-overlooked atom. Does the titration temperature affect how accurately the Mr of a hydrated salt can be determined using redox titration? To examine if oxalic acid or citric acid rust removers are more effective at higher temperatures using redox titration. Below I will attach a PDF of my Chemistry IA (submitted for Chemistry HL). Balancing chemical equations using algebra, Choosing a Chemistry IA Research Question - chemistrytutor.me. Search chemicals by name, molecular formula, structure, and other identifiers. 4. Hello Astridde, glad you find the article useful. See the Wizdom site for more information on the research collaboration cloud environment. Do not attach the full screen print. 3. The activation energy for a catalysed versus an uncatalyzed reaction can be compared, to see by how much the catalyst lowers the activation energy. Really a very helpful article thanks for sharing and keep on sharing! You still need both a theoretical model and data, even if you are not carrying out an experiment. []. 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. Remember, your IA reports may be a bit different from the past reports due to the type of the data used. The molecular formula of unknown hydrated salts can be calculated using thermal decomposition reactions. 17 (varies with grade boundaries) or above . How do light intensity and temperature affect the stability of unsaturated oils, determined by measuring iodine number? Investigate factors affecting electroplating. Atoms with atomic number less than 36 (Krypton) with only . You do not need to show the detail view of any table. Reaxys -Web access to Beilstein/Gmelin and patent database; java structure editor; all users must create . 42. 7. Pigments are insoluble coloured compounds used industrially in the colouring of many materials, for example clothes and cosmetic products. 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. Using the vanishing cross method to determine the order of reactions when sodium thiosulfate and hydrochloric acid react, Evaluating the rate law and rate constant for the kinetics of the bleaching reactions of some common dyes using spectrometry, Determining the optimum temperature for the breakdown of hydrogen peroxide by catalase found in liver. . Investigating the relationship between metal ion charge density and thermal stability using thermal decomposition experiments. Some anomers exist in an equilibrium between two forms which interconvert, for example glucose and lactose. Is ease of thermal decomposition of metal carbonates related to their solubility? Search for content by subject in the Search field. The basic procedure for an electroplating experiment can be found. Find below the assessment criteria used for chemistry independent investigations. Any simple topic could be used for your Chemistry IA. 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. You can post now and register later. You could also alter the reaction conditions to see if this has an effect on the calculated formula. Redox reaction: removal of tarnish from objects 2. Thank you!! Investigate the esterification of soaps. 36. Does water temperature or pH most affect oxygen levels in lakes as measured using the Winkler method? 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. More. Investigating the organometallic reaction between alkyl magnesium halides and propanone (Grignard chemistry), Investigating the effect of halide substituent on the yield of phenacetin, prepared from paracetamol by Williamson ether synthesis, Extracting Oil of Wintergreen and Menthol from Kwan Loong Oil using steam distillation. Secondly, some of the projects below are just plain bad for reasons Ive outlined in my post about research questions. 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. Provided by Robert Charles Knight and Aniruddha Warakoutikha. A more thorough procedure can be found. The effect of temperature, pH or salinity on oxygen content could be investigated as one of your IB Chemistry IA ideas. Register for a FREE DEMO. 40. Your link has been automatically embedded. Here are some more of our posts you might find useful: We have a team of awesome tutors ready to help you ace the IB. Investigate the factors affecting the rate of reaction between iodine and propanone. 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. In my current life I teach exclusively diploma chemistry, so I get to mentor more student projects than probably anyone else. 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. We wont spam you with irrelevant messages or pass your details to other companies, and you can unsubscribe at any time by following the instructions in any email we send. 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! Investigating the hydrolysis of sucrose into glucose and fructose using polarimetry, Determining the equilibrium constant at different temperatures for the mutarotation of lactose using polarimetry, Applying Daltons law to study non-ideal gases, To determine the standard molar volume of hydrogen from the reaction between magnesium and HCl using a barometric method.
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