Fundamentholfundamenthol
JEE Main2019Chemistry
Q.

The C–C bond length is maximum in :

  1. A

    graphite 

  2. B

    C60

  3. C

    diamond

  4. D

    C70  

Solution

Carbon-carbon bond length is maximum in diamond

Species C – C bond length

Diamond 154 pm

Graphite 141.5 pm

C60 138.3 pm and 143.5 pm

(double bond) (single bond)

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