Question

CAL
1. What do you understand by an alkali ?
Give two examples of :
(a) strong alkalis, (b) weak alkalis.


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Answer 1

Explanation:

a) strong alkalis

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Answer 2

An alkali is a basic hydroxide $$\text{which when dissolved in water produces hydroxyl ions $$ (OH^{-}) $$ as the only negatively charged ions.}$$

two examples of stron alkalis: Calcium hydroxide, Ammonium hydroxide