Natural Resources

Potassium dichromate, K₂Cr₂O₇, are made from chromates, which are made by combining _____ ore with sodium/potassium.

Chromite is a crystalline mineral that is primarily composed of _____ oxide and chromium oxide compounds.

Which of the following state is not a major location of the hematite ore?

Pure hematite is composed of approximately 70% iron and _____% oxygen by weight.

Hematite is the best quality _____ ore, with a metallic content of 70%.

What are/is the use(s) of sintered bauxite?

The bauxite is crushed and purified using the Bayer Process as the first step in the production of _____.

What is the following is not a physical property of  bauxite?

Uses of Bauxites are-

Bauxite is a sedimentary rock that is the main source of the popular metal _____.

National Mineral Development Corporation was established in-

In which state the headquaters of Nation Mineral Development Corporation is located?

_____, Government of India, has administrative control over Nattional Mineral Development Corporation.

The Indian government's _____ oversees the National Mineral Development Corporation.

_____ is significant because it is the only commercially viable chromium ore.

Which of the following crystals with a steel grey colour and a metallic gleam makes up spherical iron ore?

What is the primary component material utilised in the manufacture of aeroplanes, electric motors, equipment, and civil tools?

Which of the following materials is involved in the production of dental cement as a desiccating agent, adsorbent, and catalyst?

_____ is the primary source of aluminium and gallium in the world.

Which of the following states in India has the most haematite ore reserves?