2019 A Level H2 Chemistry Paper 1 Suggested Solutions

Here are the suggested solutions for 2019 A Level H2 Chemistry Paper 1 by Singapore's top JC Chemistry tutor Maverick Puah the Chemistry Guru who has been conducting A Level H2 Chemistry Tuition Classes since 2010.

Q1 - Comparing Nucleon, Proton and Neutron Number

Q2 - Deflection of Charged Particles through Electric Field

Q3 - Identify Elements using Ionisation Energy Trends

Q4 - Deduce Dot and Cross Diagram for Barium Peroxide

Q5 - Deduce Number of Sigma and Pi Bonds

Q6 - Compare Pressure of Gaseous Compounds

Q7 - Determine Gas Volume using Ideal Gas Equation

Q8 - Deduce Germanium Property from Period 3 Elements

Q9 - Deduce Compound from QA Notes and Periodicity

Q10 - Explain Increasing Chemical Reactivity Down Group 2

Q11 - Determine Mole Ratio of Pb to B in Solder Glass

Q12 - Comparing Enthalpy Change of Formation, Atomisation and Combustion

Q13 - Deduce H2O2 Decomposition via Thermodynamics

Q14 - Deduce Order for Enzyme Catalysed Reaction

Q15 - How Temperature and Reactant Concentration Affect Rate

Q16 - Determine sp Hybridised Carbon in Organic Compound

Q17 - Deduce Smallest Ether with Chiral Carbon

Q18 - Deduce Free Radical Substitution Products

Q19 - Friedel Crafts Acylation of Methylbenzene

Q20 - Deduce Chloroalkane Forming Racemic Mixture via SN1 Mechanism

Q21 - Determine Functional Groups that react with NaOH

Q22 - Oxidation of Alcohols for Compound Q

Q23 - Deduce Structure of Amide in Compound Y

Q24 - Determine Organic Compound Reacting with HCl

Q25 - Deduce Major Species for Glutamic Acid at pH 7

Q26 - Deduce Electronic Configuration of Mo(IV) Ion

Q27 - Deduce Formula of Chromium Complex in Excess Hydroxide

Q28 - Deduce Products of Hydrolysis by Chymotrypsin

Q29 - Measuring Standard Electrode Potential

Q30 - Calculate Time Taken for Copper Electrolysis

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