state gov Bihar SSC (BSSC) Inter Level Mock Test 2024 - 25 General Science Chemistry

Identify the correct option regarding the allotropes of carbon.

1
Graphite is formed by heating fullerenes in an electric arc in the presence of inert gases such as helium or argon.
2
Graphite has sp2 hybridization and fullerenes have sp3 hybridization.
3
Diamond has sp3 hybridisation and the C—C bond length is 141.5 pm.
4
Graphite has a layered structure and the distance between two layers in 340 pm. 
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