DP Chemistry (last assessment 2024)

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Question 22M.2.hl.TZ2.7b(ii)

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Date May 2022 Marks available [Maximum mark: 1] Reference code 22M.2.hl.TZ2.7b(ii)
Level hl Paper 2 Time zone TZ2
Command term Identify Question number b(ii) Adapted from N/A
b(ii).
[Maximum mark: 1]
22M.2.hl.TZ2.7b(ii)

The overall equation for the production of hydrogen cyanide, HCN, is shown below.

CH4 (g) + NH3 (g) +32O2 (g) → HCN (g) + 3H2O (g)

(b(ii))

Identify the number of sigma and pi bonds in HCN.

[1]

Markscheme

Sigma (σ): 2 AND Pi (π): 2 ✔

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