DP Chemistry (last assessment 2024)

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Question 18N.1.hl.TZ0.26

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.1.hl.TZ0.26
Level hl Paper 1 Time zone TZ0
Command term Question number 26 Adapted from N/A
26.
[Maximum mark: 1]
18N.1.hl.TZ0.26

Which species is not a Lewis base?

 

A.   OH−

B.   NH4+

C.   H2O

D.   PH3

[1]

Markscheme

B

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