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Carbon and silicon belong to group IV. T...

Carbon and silicon belong to group `IV`. The maximum coordination number of carbon in commonly occuring compounds is four whereas that of silicon is six. This is due to

A

Large size of silicon

B

More electropositive nature of silicon

C

Availability of low lying d-orbitals in silicon

D

Both (a) and (c)

Text Solution

Verified by Experts

The correct Answer is:
C
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Carbon exhibits coordination number of six.

Which of the following statement is/are incorrect in the rock-salt structure if an ionic compounds ? (A) coordination number of cation is four where as that of anion is six. (B) coordination number of cation is six where as that of anion is four. (C) coordination number of each cation and anion is four. (D) coordination number of each cation and anion is six.

Knowledge Check

  • Carbon and silicon belong to group 14. The maximum coordination number of carbon in commonly occurring compounds is 4, whereas that of silicon is 6. This is due to

    A
    large size of silicon.
    B
    more electropositive nature of silicon.
    C
    ailability of d-orbitals in silicon.
    D
    both (a) and (b).

  • Which of the following statement is/are incorrect in the rock-salt structure if an ionic compounds ? (A) coordination number of cation is four where as that of anion is six.

    A
    coordination number of cation is four where as that of anion is six.
    B
    coordination number of cation is six where as that of anion is four.
    C
    coordination number of each cation and anion is four.
    D
    coordination number of each cation and anion is six.

  • Formation of in-numberable compounds of carbon is due to its:

    A
    High reactivity
    B
    Catenation tendency
    C
    Covalent and ionic tendency
    D
    Different valency

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    Carbon and silicon both belong to the group 14, but in spite of the stoichiometric similarit, the dioxides, (i.e, carbon dioxide and silicon dioxide), differ in their structure . Comment.

    Carbon and silicon both belong to the group 14, but inspite of the stoichiometric similarity, the dioxides, (i.e., carbon dioxide and silicon dioxide), differ in their structures. Comment.

    Carbon forms a large number of compounds due to :

    Carbon shows a maximum covalency of four whereas other members can expand their cavalence due to

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