Question

properties of alkalis

Answer 1

Properties of alkalis are :-
1. They are soft and can be cut easily.
Ex :- Na
2. They are of light color.
3. They have low melting and boiling point. As the metallic bond present in them are weak.
4. They have low density because of the large atomic sizes.
5. They react with water to form oxides and hydroxides.

Hope it helps you.

Answer 2

Answer:

Explanation:

alkalis feel slippery

alkyl is change the colour of Litmus from red to blue

Alkalies become less alkaline when they are combined with acids

Alkalies react with water to form ions