DP Chemistry (last assessment 2024)

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Question 21M.1.sl.TZ2.19

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1.sl.TZ2.19
Level sl Paper 1 Time zone TZ2
Command term Apply Question number 19 Adapted from N/A
19.
[Maximum mark: 1]
21M.1.sl.TZ2.19

Which cannot act as a Brønsted–Lowry base?

A.  HPO42−

B.  H2O

C.  CH4

D.  NH3

[1]

Markscheme

C

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