Q88 of 102 Page 79

Which among the following is the most reactive metal?

Calcium is the most reactive metal than copper, iron and magnesium. It lies above all of these metals in reactivity series.

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You are given a solution of iron sulphate. Which of the following do you think cannot displace iron from iron sulphate?

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When a vessel is exposed to moist air for a long time, then a green coating is formed on its surface. The vessel must be made of:

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The element whose oxide will turn red litmus solution to blue will be:

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Which of the following is not a characteristic property of iron?