Question

answer it fast.. Q 7 and 8

Answer 1

Ans 8 Na2 0reacts with water to form sodium oxide which turns red litmus blue.

Na20 +H20——-> 2NaOH

Sod.oxide Sod.hydroxide

Therefore, Na20 is a basic oxide

In contrast,Cl207reacts with water to form perchloric acid which turns blue litmus red.

Cl207 +H20——–>2HClO4

perchloric acid

Therefore, Cl207 is an acidic oxide.