The solution of calcium oxide turns red litmus blue.

True

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False

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Solution

The correct option is A True
$True$
$C a O$ is a basic oxide which on reaction with water forms slaked lime $C a (O H)_{2}$ which is a base. So, it turns red litmus blue.
$C a O + H_{2} O ⟶ C a (O H)_{2}$

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Similar questions

The element Z burns in air to form an oxide.The aqueous solution of this oxide turns blue litmus to red.

(a) carbon

(b) calcium

(d) magnesium

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