(A) Oxygen
(B) Nitrogen
(C) Aluminium
(D) Silicon
The answer is: (A) Oxygen
The most abundant element of Earth’s Crust is Oxygen (O), about 46.6%, including Oxygen in the waters on the Earth and atmosphere.
(A) Oxygen
(B) Nitrogen
(C) Aluminium
(D) Silicon
The answer is: (A) Oxygen
The most abundant element of Earth’s Crust is Oxygen (O), about 46.6%, including Oxygen in the waters on the Earth and atmosphere.