DP Chemistry (last assessment 2024)

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Question 21M.1.sl.TZ2.5

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1.sl.TZ2.5
Level sl Paper 1 Time zone TZ2
Command term State Question number 5 Adapted from N/A
5.
[Maximum mark: 1]
21M.1.sl.TZ2.5

What is represented by “2−” in X2-ZA?

A.  loss of electron

B.  gain of electron

C.  loss of proton

D.  gain of proton

[1]

Markscheme

B

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