Question

15. Correct set of metals which react with cold water quickly among the following is
(A) Sodium, Potassium, Calcium
(B) Gold, Silver, Copper
(C) Iron, Aluminium, Mercury
(D) Magnesium, Zinc, Lead
Ans:​

Answer 1

Answer:

A)Sodium,Potassium,Calcium

Explanation:

The metals which react with cold water are; sodium, calcium and potassium. Magnesium does not react with cold water. Metals like aluminium, iron and zinc do not react either with cold or hot water. Metals such as lead, copper, silver and gold do not react with water at all.

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