What happens when calcium is treated with water?
(i) It does not react with water.
(ii) It reacts violently with water.
(iii) It reacts less violently with water.
(iv) Bubbles of hydrogen gas formed stick to the surface of calcium.
Video Solution
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Calcium reacts less violently with water and bubbles of hydrogen gas stick to its surface.
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Knowledge Check
What happens when magnesium is treated with water ?
(i) It does not react with water
(ii) It reacts violently with water
(iii) It reacts less violently with water
(iv) Bubbles of hydrogen gas formed stick to the surface of the metalA(i) and (iv)B(ii) and (iii)C(i) and (ii)D(iii) and (iv)What happens when calcium carbide is treated with water?
AEthane is formedBMethane and ethane are formedCEthyne is formedDEthene and ethyne are formed.Which does not react with water?
AB2S3BB4CCAl4C3DAl2S3