DP Chemistry (last assessment 2024)

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Question 18N.1.sl.TZ0.18

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

Consider the reaction:

2N2O (g) 2N2 (g) + O2 (g)

The values of Kc at different temperatures are:

Which statement is correct at higher temperature?

A.   The forward reaction is favoured.

B.   The reverse reaction is favoured.

C.   The rate of the reverse reaction is greater than the rate of the forward reaction.

D.   The concentration of both reactants and products increase.

[1]

Markscheme

A