Question

In a quiz competition, you are asked a question where you have to choose the statement which is/ are incorrect? *

[A]. The electric wires are made of copper and Aluminium metals because they are very good conductors of electricity.

[B]. Only one metal, mercury, is in liquid state at room temperature.

[C]. Metal gallium has a such a low melting point that it starts melting in hand by the heat of our body.

[D]. Sodium and potassium metals have high densities than iron.


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Answer 1

Answer:

[A]The electric wires are made of copper and aluminum metals because they are very good conductors of electricity.

Answer 2

Answer:

D

Explanation:

A= TRUE

B= TRUE

C= TRUE

D= FALSE