Question

e. Hydrogen on reaction with sodium at
high temperature forms
1. NaH
ti. NaOH
iii. Na,co
iv. Nad​

Answer 1

a toy consisting of a tube containing mirrors and pieces of coloured glass or paper, whose reflections produce changing patterns when the tube is rotated is known as kaleidoscope

Answer 2

Explanation:

$\huge\fbox\red{A}\fbox\orange{n}\fbox\purple{s}\fbox\green{w}\fbox\pink{e}\fbox\blue{r}$

NaOH is the answer.