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CBSE Notes 2011-2012

What happens when calcium is treated with water ? (i) It does not react with water (ii) It reacts vi...

Multiple choice question

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

unknown

(i) and (iv)

unknown

(ii) and (ii)

unknown

(i) and (ii)

unknown

(iii) and (iv)