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Chemistry
Identify the incorrect statement.
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Q. Identify the incorrect statement.
The p-Block Elements
A
Graphite is thermodynamically most stable allotrope of carbon
20%
B
Other forms of elemental carbon like coke, carbon black, charcoal are impure forms of graphite
30%
C
All allotropes of carbon have thermodynamically different stability
30%
D
Charcoal and coke are obtained by heating wood in absence of air
20%
Solution:
Charcoal is obtained from wood while coke is obtained from coal