Question

From the following options given, pick out the correct reason as to why impurities should be removed from mineral ores?

• A. To avoid drilling, mining etc.
• B. To obtain large quantities of mineral ores.
• C. To retain the minerals in its pure state.
• D. To convert mineral ores into useful materials.

Answer 1

The correct option is D To convert mineral ores into useful materials.

Impurities should be removed from mineral ores to convert mineral ores into useful materials.