Question

3. FILL IN THE BLANKS :
1. Metals are
of heat and electricity.
2. Non-metals are
... Sonorous.
3. Silicon is a
4. A
contains two or more atoms combined chemically.
5. Formula for hydrogen sulphide is
and carbon dioxide is​

Answer 1

Answer:

1)iron copper,aluminium

2)graphite

3)metelloid

4)covalent or ionic bond

5)H₂S...co2