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Class 10 · Science · Science

3. Metals and Non-metals

Chapter test

Practise 5 questions from this chapter

Timed, with answers, explanations and where your marks went.

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Try question 1

Which metal is liquid at room temperature?

Answer and explanation

Answer: B. Mercury

Mercury is the only metal that is liquid at room temperature.

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Try question 2

Sodium is stored under kerosene because it

Answer and explanation

Answer: B. reacts vigorously with air and water

Sodium reacts so strongly with oxygen and moisture that it can catch fire.

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Try question 3

Galvanisation is the coating of iron with

Answer and explanation

Answer: A. zinc

A thin layer of zinc protects iron and steel from rusting.

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All 5 questions of this chapter, with explanations →