Question

Write one example of each of

(i) A metal which is so soft that it can be cut with a knife and a

non metal which is the hardest substance.

(ii) a metal and a non metal which exists as liquid at room

temperature.

(iii) a lustrous coloured non metal and a metal which is is

preserved in kerosene​

Answer 1

Answer:

(I) mercury, non- is carbon.

Explanation:

1. mercury, carbon
2. mercury, bromine
3. don't know