Chemistry · Oct / Nov 2021 · Paper 11 · Question 33
Steel is often galvanised. Which statements about galvanising are correct? 1 Galvanising makes a steel alloy. 2 Galvanising provides a sacrificial protection against rusting. 3 Galvanising coats a layer of zinc onto steel.
- A1 and 2 only
- B1 and 3 only
- C2 and 3 only
- D1, 2 and 3
As printed in the paper
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Correct answer: C. 2 and 3 only
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