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Tardigrade
Question
Chemistry
Assertion: Quartz glass is crystalline solid and quartz is an amorphous solid. Reason: Quartz glass has long range order.
Q.
Assertion :
Quartz glass is crystalline solid and quartz is an amorphous solid.
Reason :
Quartz glass has long range order.
2472
210
The Solid State
Report Error
A
If both assertion and reason are true and reason is the correct explanation of assertion
9%
B
If both assertion and reason are true but reason is not the correct explanation of assertion
21%
C
If assertion is true but reason is false
14%
D
If both assertion and reason are false
56%
Solution:
The structure of quartz is crystalline and that of quartz glass is amorphous. The two structures are almost identical yet in case of amorphous quartz glass, there is no long range order.