Question

Mark the incorrect statement(s).
a) Most of the metals are soft.
b) All metals are equally hard.
c) Sodium is a soft non-metal.

• A. a, b
• B. b, c
• C. a, c
• D. All the statements are incorrect.

Answer 1

The correct option is D All the statements are incorrect.

Most of the metals are hard. But all the metals are not equally hard. The hardness varies from metal to metal. Most of the metals like iron, copper etc. are very hard. Sodium, potassium are exceptions, but they are still classified as metals.