Question

IV. Match the following:
Column A
Column B
1. Smallest unit of matter which may or may not
(a) Smallest unit of a compound
have an independent existence.
2. A non-metal that conducts heat and electricity.
(b) Helium
3. Molecule
(c) Mercury
4. A noble gas used for fillings weather observation balloons. (d) Atom
5. A liquid metal at room temperature.
(e) Graphite​

Answer 1

Answer:

1=d

2=e

3=a

4=b

5=c. I hope this answer will help you