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Column 1: Type of structure, Column 2: Co-ordination number of cation, Column 3: Co-ordination number of anion.

Column 1Column 2Column 3(I)FCC(i)12(P)4(II)Anti-Flourite(ii)6(Q)12(III)BCC(iii)8(R)8(IV)Flourite(iv)4(S)6

The only correct combination for Na2O is:



A

(II) (iii) (S)

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B

(II) (iv) (R)

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C

(IV) (iv) (R)

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D

(IV) (iii) (P)

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Solution

The correct option is D

(II) (iv) (R)


Na2O has anti fluorite structure with 4 : 8 coordination number (cation anion)


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