Question

The most abundant metal in the earth’s crust is:
(a) Oxygen
(b) Calcium
(c) Aluminium
(d) Gold

Answer 1

Answer:

aluminium

Explanation:

Answer 2

Answer:

Aluminium

Explanation:

Aluminium is obtained in large quantity from earth crust. Besides Aluminium  copper,gold and oxygen are also found in earth crust. Aluminium having atomic no. 13 has large application in Iron and ore industry. Some of the Aluminium ores are Bauxite,corundum etc. Bauxite has large application in cement, steel and fuel industry. Beside this, It is also used in refractory furnace to make various products.