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Chemistry CBSE Live product
Class 8 (2025-26)
Nature of matter: Elements, compounds and mixtures
Uses of elements, compounds and mixtures
9.
Minerals: Properties and classification
Question:
4
m.
Answer the following questions:
1.
What are minerals? Explain their classification.
i.
Define minerals:
Minerals are naturally occuring substance with indefinite chemical composition
Minerals are man-made substance with indefinite chemical composition
Minerals are naturally occuring substance with definite chemical composition
Minerals are artificial substance with indefinite chemical composition
Example:
Carbon dioxide
Chlorine
Oxygen
Gold
ii.
What is the appearance of non-metallic minerals?
Non-metallic minerals appears to be hard and dull
Non-metallic minerals appears to be soft and shiny
Non-metallic minerals appears to be hard and shiny
Non-metallic minerals appears to be soft and dull
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