Question

a. what type of compounds are formed by hydrogen when it combines with
1. metals
2. non-metals
b. is the Newlands octaves also seen in Modern Periodic Table
c. an oxide of an element reacts with water to give an acid what is the nature of the element
explain all answers with examples

Answer 1

$32..........$

Answer 2

1.metals= hydrides

2.non metals=??

b.=no i think