Chemistry 9701/13 — May/June 2017

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

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Topics Carboxylic Acids and Derivatives · Atoms, Molecules and Stoichiometry · Introduction to Organic Chemistry · Halogen Compounds · Hydroxy Compounds · Chemical Bonding · +14 more

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Q11MAtomic StructureFree sample

The ion $\text{Y}^{3-}$ contains 18 electrons and has a mass number of 31.

How many protons and neutrons does $\text{Y}^{3-}$ contain?

Options

	protons	neutrons
A	15	16
B	15	18
C	18	13
D	21	10

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39 more questions

Q2Atoms, Molecules and Stoichiometry1M
Q3Atoms, Molecules and Stoichiometry1M
Q4Chemical Bonding1M
Q5States of Matter1M
Q6Chemical Energetics1M
Q7Electrochemistry1M
Q8Electrochemistry1M
Q9Equilibria · Reaction Kinetics1M
Q10Equilibria1M
Q11Reaction Kinetics1M
Q12Chemical Periodicity1M
Q13Chemical Periodicity1M
Q14Group 21M
Q15Group 21M
Q16Group 171M
Q17Group 171M
Q18Nitrogen and Sulfur1M
Q19Atoms, Molecules and Stoichiometry1M
Q20Introduction to Organic Chemistry1M
Q21Introduction to Organic Chemistry1M
Q22Hydrocarbons · Carbonyl Compounds1M
Q23Carboxylic Acids and Derivatives1M
Q24Polymerisation · Halogen Compounds1M
Q25Hydrocarbons1M
Q26Hydroxy Compounds1M
Q27Hydroxy Compounds · Carbonyl Compounds1M
Q28Carboxylic Acids and Derivatives · Hydroxy Compounds1M
Q29Halogen Compounds · Carboxylic Acids and Derivatives · Nitrogen Compounds1M
Q30Carboxylic Acids and Derivatives · Introduction to Organic Chemistry1M
Q31Atomic Structure · Electrochemistry1M
Q32Chemical Bonding1M
Q33Chemical Bonding1M
Q34Reaction Kinetics · Atoms, Molecules and Stoichiometry1M
Q35Group 21M
Q36Nitrogen and Sulfur1M
Q37Hydrocarbons · Halogen Compounds1M
Q38Halogen Compounds1M
Q39Carboxylic Acids and Derivatives · Hydroxy Compounds1M
Q40Carbonyl Compounds · Introduction to Organic Chemistry1M

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