The sample of K2Cr2O7(s) in (i) was dissolved in distilled water to form 0.100 dm3Â solution.... After heating 3.760 g of a silver oxide 3.275 g of silver remained. List two assumptions made in this experiment. The IUPAC name of X is 4-methylpentan-1-ol. All the extra questions you need to take the separate Chemistry iGCSE are in the Triple science sections. The solution of palmitic acid had a concentration of 0.0034 mol dmâ3. 323. IB HL topics have been folded into SL topics, so topic 2 and 12 are both in HL topic 2 revision booklets NB SL Topic 2 has been expanded to include more content that was previously examined only in HL, additional revision booklets have been included below to give you practice with these HL questions that are now part of SL A. What is the name of the following molecule applying IUPAC rules? Describe two features of a homologous series. Save. I. Â  Â ... Propan-2-ol is an isomer of propan-1-ol. English What is the sum of the coefficients when the following equation is balanced using the... How many grams of sodium azide, NaN3, are needed to produce 68.1 dm3 of N2Â (g) at STP? User interface language: D. 7. 5.0mol of Fe2O3(s) and 6.0mol of CO(g) react according to the equation below. Which step in a multi-step reaction is the rate determining step? Determine its empirical formula, showing your working. 23 times. B.Â  Â  Â Sand and water Explain why the relative atomic mass of cobalt is greater than the relative atomic mass of... What mass, in g, of hydrogen is formed when 3 mol of aluminium react with excess hydrochloric... Smog is common in cities throughout the world. In which mixture is NaOH the limiting reagent? Calculate the concentration of ethanoic acid, CH3COOH, in mol dmâ3. So, if you hope to read about The Mole Concept, use Command + F to bring up the search function. Get full access Navigation; IB Chemistry Question Bank; Related video lectures; Get help with these IB subjects B. Â  Â ... State the overall redox equation when carbon monoxide reduces Fe2O3 to Fe. Suggest why, despite preparing the solution and performing the titrations very carefully, widely... (i) State the colour change of the indicator that the student would see during his titration... Outline, giving your reasons, how you would carefully prepare the 1.00dm3 aqueous solution from... Impurities cause phosphine to ignite spontaneously in air to form an oxide of phosphorus and... 2.478 g of white phosphorus was used to make phosphine according to the equation: Â  User interface language: It covers Cambridge IGCSE Past Papers, Edexcel International GCSE, Cambridge and Edexcel A Level and IAL along with their mark schemes. 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. B.Â  Â ... (i) Â  Â  Identify the $$\beta$$-lactam ring by drawing a circle around it. Which is a homogeneous mixture? International Baccalaureate® - BaccalaurÃ©at International® - Bachillerato Internacional® A. Â  Â ... (i)Â  Â  Â State the meaning of the term isomers. A.Â  Â ... X is a straight-chain structural isomer of P. Draw the structure of X. Compare and contrast the functional groups present in methadone and diamorphine (heroin), giving... State the typical reactions that benzene and cyclohexene undergo with bromine. A. State an equation for each reaction. IB Higher Level Past PAPER 2 by Topic s99 to w13 600Pgs.zip: File Size: 34538 kb: 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. What is the empirical formula of the... What is the total number of protons and electrons in one mole of hydrogen gas? IB Documents Team; HL Paper 3. Identify the organic functional group present in both vegetable oil and biodiesel. Unit 2. A. I... What is the name of the compound with this molecular structure applying IUPAC rules? Determining the value of Absolute Zero. IB Chemistry – SL. Explain why this experiment might give a low result for the molar mass of butane. Explain why 1-chloro-but-2-ene shows geometrical isomerism. Papers. 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. IB Chemistry – SL Topic 3 Questions 1. What are possible names of a molecule with molecular formula C4H10O? What is the amount, in moles, of sulfate ions in $${\text{100 c}}{{\text{m}}^{\text{3}}}$$ of... $${\text{1.0 d}}{{\text{m}}^{\text{3}}}$$ of an ideal gas at 100 kPa and 25 Â°C is heated to 50 Â°C... What is the sum of the coefficients when the following equation is balanced using whole... Four identical containers under the same conditions are filled with gases as shown below. Suggest how the end point of the titration might be estimated from the graph. A. Li + Br 2 B. Li + Cl 2 C. K + Br 2 D. K + Cl 2 (Total 1 mark) 2. Which sample has the greatest mass? Identify the amine functional group in the morphine molecule below by drawing a ring around it. Which non-metal forms an oxide XO2 with a relative molecular mass of 60? (i) Â  Â  Deduce the structural formula of Y. Calculate the $${K_{\text{a}}}$$ value of benzoic acid,... State the name of one structural isomer of pentane. 0. A.Â  Â  Â 1 mol... Menthol occurs naturally and has several isomers. X to Y: One possible Lewis structure for benzene is shown. Correct for members of the compound the steps of operation in the 50.0 g water. Explain, giving... ( i ) Â Â 1 mol... menthol occurs naturally and has isomers! 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