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Which one of the following is not correc...

Which one of the following is not correct?

A

`C_(60)` molecule has a shape like soccer ball and called

B

Graphite is thermodynamically most stable allotrope of carbon.

C

Graphite fibres embedded in plastic material from high strength, lightweight composites.

D

In diamond each carbon atom undergoes `sp^(3)` hybridisation and is paramagnetic.

Text Solution

Verified by Experts

The correct Answer is:
4
Diamond is diamagnetic as there is no unpaired electron.
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RESONANCE ENGLISH-TEST PAPERS-Pt-02
  1. Correct order of bond length is:

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  2. Amongst the following, the total number of compounds whose aqueous sol...

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  3. Which one of the following is not correct?

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  4. Select the incorrect statement

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  5. Which of the following statements is true about the 14^(th) group elem...

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  6. The correct order of boiling point is:

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  7. Boric acid is polymeric due to :

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  8. The following compounds have been arranged in order of their increasin...

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  9. Which reactions involves a change in the electron - pair geometry ( i....

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  10. The number of sigma and pi-bonds present in benzene (C(6) H(6)) are

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  11. How many of the following compounds has X-X bonds i.e., single cova...

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  12. CaCl(2)+H(2)SO(4)underset(-HCl)overset((p))rarrCaSO(4).2H(2)Ooverset((...

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  13. In which one of the following pairs of oxides, both oxides behave as a...

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  14. The correct order of bond angles between bond pair-bond pair of electr...

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  15. In which of the following reactions H(2)O(2) acts as a reducing agent ...

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  16. In which of the following mixtures, the London dispersion force acts a...

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  17. Which of the following is incorrect ?

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  18. In which of the following compounds B atoms are in sp^(2) and sp^(3) h...

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  19. Which set does not show correct matching according to Modern periodic ...

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  20. At higher temperature sodium metal reacts with alumina to give a sodiu...

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