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Improving processes and products

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Question 22

Blocks of a more reactive metal, such as magnesium, are attached to the steel hulls of ships to prevent them from rusting.

What is this method of rust prevention called?

Galvanising

Sacrificial protection

Electroplating

Thermal insulation

Markscheme

Improving processes and products Questions

GCSE
Chemistry
Improving processes and products

81 exam-style questions on OCR GCSE Chemistry Improving processes and products. Each one has a worked solution and a mark scheme showing where the marks go.

Improving processes and products

Question bank

Improving processes and products

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48

Question 22

Blocks of a more reactive metal, such as magnesium, are attached to the steel hulls of ships to prevent them from rusting.

What is this method of rust prevention called?

Galvanising

Sacrificial protection

Electroplating

Thermal insulation

Markscheme

Improving processes and products Questions

GCSE
Chemistry
Improving processes and products

81 exam-style questions on OCR GCSE Chemistry Improving processes and products. Each one has a worked solution and a mark scheme showing where the marks go.