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Chemistry CBSE Live product
Class 10 (2026-27)
Metals and non-metals
Physical properties of metals and non-metals
4.
Materials properties
Question:
2
m.
Select
the
best
answer for the given assertion and reason:
Assertion (A)
Diamond is a non-metal but has a very high melting point
Reason (R)
Diamond has a rigid three-dimensional covalent network
Both A and R are true and R is the correct explanation of A
Both A and R are true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
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