Define the following terms.

(i) Mineral

(ii) Ore

(iii) Gangue 

Asked by Vishal kumar | 1 year ago |  192

1 Answer

Solution :-

(i) Minerals are compounds (also known as elements) which are found naturally in the earth’s crust. E.g. Alums, K2SO4.Al2(SO4)3.24H2O, etc.

(ii) Ores are minerals from which metal can be extracted Ex: Bauxite Al2O3.2H2O is the ore of Al, copper pyrite CuFeS2All minerals are not considered as ores but all ores are also minerals.

(iii) Ores mined from the earth are naturally contaminated with sand, rocky materials. There are impurities present in the ore which are known as gangue.

Answered by Shivani Kumari | 1 year ago

Related Questions

Provide Some Important MCQ Questions for Class 10 Science Metals and Non-Metals with Answers?

Class 10 Science Metals and Non Metals View Answer

Give reasons why copper is used to making hot water tanks and not steel (an alloy of iron)

Class 10 Science Metals and Non Metals View Answer

A man went door to door posing as a goldsmith. He promised to bring back the glitter of old and dull gold ornaments. An unsuspecting lady gave a set of gold bangles to him which he dipped in a particular solution. The bangles sparkled like new but their weight was reduced drastically. The lady was upset but after a futile argument the man beat a hasty retreat. Can you play the detective to find out the nature of the solution he had used?

Class 10 Science Metals and Non Metals View Answer

Differentiate between metal and non-metal on the basis of their chemical properties

Class 10 Science Metals and Non Metals View Answer

You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice. Explain why these sour substances are effective in cleaning the vessels

Class 10 Science Metals and Non Metals View Answer