DP Chemistry (last assessment 2024)

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Question 17N.2.hl.TZ0.3e

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Date November 2017 Marks available [Maximum mark: 2] Reference code 17N.2.hl.TZ0.3e
Level hl Paper 2 Time zone TZ0
Command term Describe Question number e Adapted from N/A
e.
[Maximum mark: 2]
17N.2.hl.TZ0.3e
(e)

Describe, in terms of acid-base theories, the type of reaction that takes place between the cobalt ion and water to form the complex ion.

[2]

Markscheme

Lewis «acid-base reaction»

H2O: electron/e– pair donor

OR

Co2+: electron/e– pair acceptor

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