Namita categorised the different elements as shown below:

Which of the characteristics is not correctly matched by Namita ?

Options

A. (i), (iii) and (v)
B. (i), (ii), (iv) and (v)
C. (ii), (iii) and (iv)
D. (i), (ii), (iii), (iv) and (v)

Answer

C

Explanation

(ii) Metals are hard except sodium and potasium which are soft and be cut with a knife.
Non-metals are generally soft e.g., sulphur and phosphorus.
(iii) and (iv) Metals are malleable and ductile except soft metals like sodium and potassium. non-metals break down into a powdery mass on tapping with a hammer.