Question

(a) Define; (i) Malleability (ii) Ductility; (b) Name a non-metal which is very hard.

Answer 1

a)

i) malleability: the ability of a metal to be hammered into thin sheets.

ii) ductility: the ability of a metal to be drawn into thin wires.

b) diamond is the hardest non metal known.

Answer 2

Answer:

1: Malleability:- The property of metals due to which they can be hammered into thin sheets or foils without breaking.

• For example: Gold(Au),Silver(Ag),and aluminum(Al) are highly malleable metals.

2:- Ductility:- The property of metals due to which they can be melted and drawn into thin wires.

• For example:

Gold(Au),Silver (Ag),Copper(Cu) are very ductile.

A NON-METAL WHICH IS VERY HARD: Diamond.

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