Question

Define the following terms.
(i) Mineral (ii) Ore (iii) Gangue

Answer 1

1) mineral :the naturally occuring compounds of elements are know as mineral 
2)ore :the mineral from which an element can be extracted easily and profitably is called an ore
3)gangue:the impurities present in ore such as sand rock etc is know as gangue

Answer 2

Hey !!

Mineral :- The naturally occurring chemical substances in the earth's crust which are obtained by mining.

Ore :- The mineral form which the metal is conveniently and economically extracted.

Gangue :- The earthy materials associated with the ores.

Hope it helps you !