Question

a substance x which is an oxide of a group 2 element is used intensively in the cement industry. this element is present in bones also. on treatment with water it forms a solution which turns red litmus blue. identify x and also write the chemical reactions involved

Answer 1

x is Calcium oxide.
The element is Calcium.
Chemical reaction -
When water is added to calcium oxide, it forms calcium hydroxide.
CaO + H2O - Ca(OH)2
where calcium oxide is a base and hence turns red litmus blue.

Answer 2

Answer:

Explanation:

X is Calcium oxide.

The element is Calcium.

Chemical reaction -

When water is added to calcium oxide, it forms calcium hydroxide.

CaO + H2O - Ca(OH)2

where calcium oxide is a base and hence turns red litmus blue.