Chemistry 9701/12 — October/November 2017

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

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Topics Atoms, Molecules and Stoichiometry · Introduction to Organic Chemistry · Halogen Compounds · Atomic Structure · Reaction Kinetics · Group 2 · +13 more

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Q11MAtomic StructureFree sample

In which pair do the atoms contain the same number of neutrons?

Options

A $^{11}\text{B}$ and $^{12}\text{C}$
B $^{7}\text{Li}$ and $^{9}\text{Be}$
C $^{24}\text{Mg}$ and $^{28}\text{Si}$
D $^{14}\text{N}$ and $^{16}\text{O}$

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39 more questions

Q2Atoms, Molecules and Stoichiometry1M
Q3Atoms, Molecules and Stoichiometry1M
Q4Chemical Bonding1M
Q5States of Matter1M
Q6Chemical Energetics1M
Q7Chemical Energetics1M
Q8Electrochemistry1M
Q9Equilibria1M
Q10Reaction Kinetics · Atoms, Molecules and Stoichiometry1M
Q11Reaction Kinetics1M
Q12Chemical Periodicity1M
Q13Chemical Periodicity · States of Matter1M
Q14Group 21M
Q15Atoms, Molecules and Stoichiometry1M
Q16Group 17 · Atoms, Molecules and Stoichiometry1M
Q17Group 171M
Q18Nitrogen and Sulfur1M
Q19Group 21M
Q20Introduction to Organic Chemistry1M
Q21Introduction to Organic Chemistry1M
Q22Hydrocarbons1M
Q23Polymerisation1M
Q24Hydrocarbons · Introduction to Organic Chemistry1M
Q25Halogen Compounds1M
Q26Halogen Compounds1M
Q27Hydroxy Compounds · Carbonyl Compounds1M
Q28Hydroxy Compounds · Introduction to Organic Chemistry1M
Q29Carbonyl Compounds · Introduction to Organic Chemistry1M
Q30Carboxylic Acids and Derivatives1M
Q31Atomic Structure1M
Q32Atomic Structure · Chemical Bonding1M
Q33Electrochemistry1M
Q34Equilibria1M
Q35Group 21M
Q36Nitrogen and Sulfur · Reaction Kinetics1M
Q37Halogen Compounds1M
Q38Halogen Compounds1M
Q39Carbonyl Compounds1M
Q40Carboxylic Acids and Derivatives1M

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