Question

The most abundant metal in the earth's crust is

• A. Oxygen
• B. Aluminum
• C. Calcium
• D. Gold

Answer 1

The correct option is B

Aluminium

The explanation for the correct option:

B. Aluminium

Metals:

• A metal is a class of substance that has high electrical/thermal conductivity.
• Metals are usually malleable as well as ductile in nature.
• Metals have a generally shiny appearance.

Aluminium is the most abundant metal that is found in the Earth's crust with $8.9\%$. Aluminium is a silvery-white as well as lightweight metal. It is a very good conductor of electricity and heat.

The explanation for incorrect options:

A. Oxygen is a non-metal but it is the most abundant element present in Earth's crust with $46.6\%$.

C. Calcium is an alkaline earth metal that is present in Earth's crust with $3.6\%$.

D. Gold is present in Earth's crust with a very low percentage.

Hence, the correct option is B i.e. Aluminium.