9701/12

Chemistry 9701/12May/June 2021

Cambridge AS Level · Multiple Choice (AS Level) · answer key with instant marking and worked solutions

40
questions
40
marks
60
minutes

Topics Introduction to Organic Chemistry · Chemical Bonding · States of Matter · Reaction Kinetics · Chemical Energetics · Electrochemistry · +17 more

Tap an option under each question to check it — your score builds as you go.

Q11MAtoms, Molecules and StoichiometryFree sample

Which statement about the Avogadro constant is correct?

Options

A   It is the mass of one mole of any element.
B   It is the mass of 6.02×10236.02 \times 10^{23} atoms of any element.
C   It is the number of atoms in one mole of neon.
D   It is the number of atoms in 12 g12\text{ g} of any element.

The rest of this paper

39 more questions
  • Q2Atomic Structure1M
  • Q3Chemical Bonding · States of Matter1M
  • Q4Chemical Bonding1M
  • Q5States of Matter1M
  • Q6States of Matter1M
  • Q7Reaction Kinetics · Chemical Energetics1M
  • Q8Chemical Energetics1M
  • Q9Electrochemistry1M
  • Q10Equilibria1M
  • Q11Reaction Kinetics1M
  • Q12Group IV (Group 14)1M
  • Q13Chemical Periodicity1M
  • Q14Group 21M
  • Q15Group 21M
  • Q16Group 17 · Electrochemistry1M
  • Q17Group 171M
  • Q18Nitrogen and Sulfur1M
  • Q19Nitrogen and Sulfur1M
  • Q20Introduction to Organic Chemistry1M
  • Q21Electrochemistry · Carboxylic Acids and Derivatives1M
  • Q22Halogen Compounds · Introduction to Organic Chemistry1M
  • Q23Hydrocarbons1M
  • Q24Halogen Compounds1M
  • Q25Halogen Compounds1M
  • Q26Hydroxy Compounds · Hydrocarbons1M
  • Q27Hydroxy Compounds1M
  • Q28Carbonyl Compounds1M
  • Q29Nitrogen Compounds · Organic Synthesis1M
  • Q30Analytical Techniques · Introduction to Organic Chemistry1M
  • Q31Atomic Structure1M
  • Q32Atoms, Molecules and Stoichiometry · Hydrocarbons1M
  • Q33Equilibria · Chemical Energetics1M
  • Q34Reaction Kinetics1M
  • Q35Chemical Periodicity1M
  • Q36Group 2 · Chemical Bonding1M
  • Q37Introduction to Organic Chemistry1M
  • Q38Polymerisation1M
  • Q39Carbonyl Compounds · Hydroxy Compounds1M
  • Q40Carboxylic Acids and Derivatives · Carbonyl Compounds1M
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