DP Chemistry (last assessment 2024)

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Question 17N.3.hl.TZ0.a

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Date November 2017 Marks available [Maximum mark: 1] Reference code 17N.3.hl.TZ0.a
Level hl Paper 3 Time zone TZ0
Command term Calculate Question number a Adapted from N/A
a.
[Maximum mark: 1]
17N.3.hl.TZ0.a

Metals have various crystal structures. Cobalt forms a face-centred cubic (FCC) lattice. Two representations of FCC are shown.

Calculate the total number of cobalt atoms within its unit cell.

[1]

Markscheme

« 8 × 1 8 + 6 × 1 2 = » 4

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