ncamarena. (i) Deduce the half-equations for the reactions at each... 5.00 g of an impure sample of hydrated ethanedioic acid, (COOH)2â¢2H2O, was dissolved in water to... Magnesium chloride can be electrolysed. Which functional group is present in paracetamol? Papers. Note that the subreddit is not run by the International Baccalaureate. Â  Calculate the maximum volume of CO2, in cm3, produced at STP by the combustion of 0.600 g of... Urea can be made by reacting potassium cyanate, KNCO, with ammonium chloride, NH4Cl. Website link: www.mrwengibchemistry.com Overview: Andrew Weng (Mr Weng) is a close second behind Richard Thornley for IB Chemistry aligned online resources.Mr. 5.3 Classification of … IB Chemistry Topic 2: Atomic Structure DRAFT. Referring back to your answer for part (a), calculate the percentage of ethanoic acid converted... (i) Â  Â  Calculate the absolute uncertainty of the titre for Titration 1... (i) Â  Â  Determine the amount, in mol, of X in the gas syringe. The way questions are asked throughout each topic is pretty much fixed and identical. Melting point III. International Baccalaureate® - BaccalaurÃ©at International® - Bachillerato Internacional® I. What are possible names of a molecule with molecular formula C4H10O? Determine the molecular formula of menthol using your answers from parts (d)(i)Â and (ii). Which compounds belong to the same homologous series? A. Â  Â  I and II... Bromine was added to hexane, hex-1-ene and benzene. A. Â  Â ... State the meaning of the term structural isomers. When sodium bromate(V), $${\text{NaBr}}{{\text{O}}_{\text{3}}}$$, is heated, it reacts according... (i) Â  Â  Draw a best-fit curve for the data on the graph. Explain what the square brackets around the copper containing species represent. Describe what is meant by the term structural isomers. Describe two features of a homologous series. | (ii)Â  Â  Â Calculate, showing your working,... (i) Â  Â  Calculate the amount, in mol, of anhydrous magnesium sulfate. (ii) Predict how... (i) 200.0 g of air was heated by the energy from the complete combustion of 1.00 mol phosphine.... 2.478 g of white phosphorus was used to make phosphine according to the equation: Determine the amount, in mol, of salicylic acid,... What volume of sulfur trioxide, in cm3, can be prepared using... 0.0002 moles of $${{\text{I}}^ - }$$ were formed in step 3. In which pair are both compounds secondary? 122 lectures with follow-up questions, covering both SL and HL topics frequently asked during the IB exams. Draw the structural formula of one isomer of... Identify the boiling points for each of the isomers A, B and C and state a reason for your answer. Applying IUPAC rules, state the name of A. Draw the structural formulas of the two geometrical isomers of 1-chloro-but-2-ene. List two assumptions made in this experiment. Â  X to Y: Which represents an empirical formula? Determine the energy (in J) required to raise the temperature of 100.0 g of water from 20.0 C to 85.0 C? 5.0mol of Fe2O3(s) and 6.0mol of CO(g) react according to the equation below. Additional higher level (AHL) » Topic 12: Atomic structure » 12.1 Electrons in atoms Show 28 related questions 17N.1.hl.TZ0.6: The graph represents the first ten ionisation energies (IE) of an element. B. SURVEY . Glenview Park S.S. Main Page; Google Drive Login; Google Classroom; eLearning Website; Selected long answer questions are similar to what may be seen on paper 2 and 3 IB Chemistry Exams . Describe two differences, other than the number of atoms, between the models ofÂ ethane and ethene... $${{\text{C}}_{\text{5}}}{{\text{H}}_{{\text{12}}}}$$ exists as three isomers. This unit has the smallest allocation of makes on both paper 1 and paper 2. Full coverage of chemistry revision questions for the 2018 onwards syllabus. Determine the empirical formula of linoleic acid. IB Chemistry Exam Secrets Topic 2: Atomic Theory. Which statement about a homologous series is correct? A compound with Mr = 102 contains 58.8 % carbon, 9.80 % hydrogen and 31 % oxygen by mass.What is... What is the pressure, in Pa, inside a 1.0 m3 cylinder containing 10 kg of H2 (g) at 25 ÂºC? Which of the structures below is an aldehyde? (ii) Draw a section, showing three... One important industrial use of phosgene is the production of polyurethanes. Which non-metal forms an oxide XO2 with a relative molecular mass of 60? … Edit. Empirical... Identify the functional group circled in the structure of oseltamivir. Determine the molar mass of hydrated ethanedioic acid. Q. 36 fully solved Past IB Chemistry Papers (both SL and HL). Apply IUPAC rules to state the names of the four compounds. Calculate the $${K_{\text{a}}}$$ value of benzoic acid,... State the name of one structural isomer of pentane. C. Â  Â ... Identify one organic functional group that can react with acidified K2Cr2O7(aq). Which term describes the role of sodium chloride in... For which compounds is the empirical formula the same as the molecular formula? A.Â  Â  Â Oil and water Topic 2 Questions. Compound B is related to compound A. Deduce a balanced chemical equation, including state symbols, for the overall reaction which will... State the equation for the reaction of... Bromoethane can be produced either from ethene or from ethane. I.Â  Â  Â C2H4II.Â  Â  Â CH3COOHIII.Â  Â  Â CH3CHO Which is the best description of relative atomic mass, Ar? ... type of question. When a $$6.234 \times {10^{ - 2}}{\text{ g}}$$ of the compound was combusted,... Deduce the overall cell reaction, including state symbols. Calculate the amount, in moles, of $${\text{MnO}}_4^ -$$ ions present in... (a) Â  Â  A student added $${\text{27.20 c}}{{\text{m}}^{\text{3}}}$$ of... A sample of element X contains 69% of 63X and 31% of 65X. Explain, giving... (i)Â  Â  Â Distinguish between the terms empirical formula and molecular formula. A. Which compound is an isomer of octane, $${{\text{C}}_{\text{8}}}{{\text{H}}_{{\text{18}}}}$$? I mostly have past papers but as I have not yet studied all the chapters in chemistry, I have a hard time trying to answer to the questions that combine knowledge from multiple topics … answer choices For (b), although most students were able to correctly sketch the reactant concentration / time graph by labeling the axes and drawing an appropriate curve, some candidates incorrectly read the question and sketched product / concentration time curve. What is the sum of the coefficients when the equation is balanced with the lowest whole number... Annotate the balanced equation below with state symbols. Y: State one piece of physical evidence that... Deduce the structural formulas of the two possible isomers. I graduated with 44 IB points, and I'm currently studying medicinal chemistry. In which mixture is NaOH the limiting reagent? A.Â  Â  Â 2-methylbutane Calculate the amount, in mol, of anhydrous copper(II) sulfate dissolved in the 50.0 g of water. 10th - 12th grade. This product includes 9 IB Diploma Programme QuestionBanks, brought to you by the IB Documents Team. Suggest... (i)Â  Â  Â in mol. D. 7. Which structural formula represents a secondary halogenoalkane? Some sodium chloride is dissolved in water. Apply IUPAC rules to state the name of compound 1. A. I... What is the name of the compound with this molecular structure applying IUPAC rules? Which pair of elements reacts most readily? IB Higher Level Past PAPER 2 by Topic s99 to w13 600Pgs.zip: File Size: 34538 kb: The reaction between NO 2 and F 2 gives the following rate data at a certain temperature. A. Li + Br 2 B. Li + Cl 2 C. K + Br 2 D. K + Cl 2 (Total 1 mark) 2. Formulate a balanced... Urea can be made by reacting potassium cyanate, KNCO, with ammonium chloride,Â NH4Cl. Which solution contains the biggest amount, in mol, of chloride ions? B.Â  Â ... (i) Â  Â  Identify the $$\beta$$-lactam ring by drawing a circle around it. Determining the value of Absolute Zero. The actual volume of hydrogen measured was lower than the calculated theoretical volume. Apply IUPAC rules to state the name of this molecule. Â  Calculate the percentage yield of biodiesel obtained in this process. Which molecular formula is also an empirical formula? This question is part of the Chemistry Online Revision Course (but keep in mind that at least the first question of each topic is free!) exam-mate is an exam preparation and exam builder tool, containing a bank of topical and yearly past papers. State and explain the further work students need to carry out in trial 2 before they can process... Magnesium chloride can be electrolysed. The structure of a drug used to treat symptoms of Alzheimerâs disease is shown below. 2011. Determine the percentage yield of pure aspirin. Describe two different types of physical evidence which show that benzene does not contain three... What is the structural formula of 2,3-dibromo-3-methylhexane? (i) Â  Â  Deduce the structural formula of Y. Be familiar how to interpret ions as well as neutral atoms. EspaÃ±ol, © International Baccalaureate Organization 2018 Â  Calculate the percentage by mass of antimony in a sample of pure stibnite. 3 Practice on past papers with video solutions See solved past papers. Which electron transition emits energy of the longest wavelength? A. Â  Â ... State the names of two functional groups in D-fructose. StudyIB Chemistry: More than 800 online multiple choice questions to test your understanding. Z: (i) State the name, applying IUPAC rules, of compound A. Directly related questions. Calculate the amount, in mol, of water in 6.24 g of pentahydrated copper(II) sulfate. B.... Pyridine, like benzene, is an aromatic compound. The mass and 1H NMR spectra of product X are shown below. The alkane contains 81.7% by mass of carbon. Unit 1. However, it is easily integrated into any stoichiometry question. This is an example question for the example test. Suggest one improvement to the investigation. What is the name of this compound, using IUPAC rules? Topic 20 - Organic Chemistry (AHL) IB Chemistry (Ellesmere College) 2.3 Past Paper Questions. Calculate the mass, in g, of ethanol and octane in 1.00 kg of the fuel mixture. Which compound has the empirical formula with the largest mass? Weng has both an extensive YouTube channel of videos and his own website, which includes theory videos, video solutions to IB specimen papers and links to practice problem. Save. User interface language: Unit 6. Combustion of ethanol takes place according to the following unbalanced equation. Suggest how the end point of the titration might be estimated from the graph. (i) Calculate... Phosphine is usually prepared by heating white phosphorus, one of the allotropes of phosphorus,... 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