Question

Identify the substance.

1._______is the most abundant metal on the Earth.
2._______crystals are used for keeping time in watches.
3._______is a non-metal used in the vulcanisation of rubber.
4._____&_metal that is used to harden steel.
5.________is used to make matchstick heads.
6._______metal is used to galvanise iron.
7._______metal is found in a pure state in nature.
8._______is used in making fertilisers.
9._______is a non-metal that has a high melting point.
10.__________is a non-metal present in hair, eggs and wool.​

Answer 1

Explanation:

1. Aluminium

2. Quartz

3. Sulphur

4. Iron(Fe) And Carbon(c)

5. Phosphorus.

6. Zinc.

7. Gold, Platinum, Etc. [All less reactive metals.]

8. Nitrogen.

9. Diamond

10. Keratin