Q1 of 56 Page 85

Name one metal and one non-metal that exists in liquid state at room temperature.

Mercury is a metal that exists in liquid state at room temperature. Bromine is the non-metal that exists in liquid state at room temperature.


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2

Why metals can act as reducing agents while non-metal cannot?

 3

What type of oxides are formed by:

(a) Metals


(b) Non-metals?

 4

Name two non-metals which are lustrous.

 5

Name two metals:

(a) which have very low melting points,


(b) which are so soft that they can be cut with a knife.