Question

For fcc if AB is just like the rock salt like structure then, A⁺ and B⁻ are located at –
(a) A⁺ - Tetrahedral voids ; B⁻ - Corner
(b) A⁺ - Corner and faces ; B⁻ - Octahedral voids
(c) A⁺ - Octahedral voids ; B⁻ - Corner and faces
(d) A⁺ - Corner and faces ; B⁻ - Octahedral and tetrahedral voids

Answer 1

$<b>$
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For fcc if AB is just like the rock salt like structure then, A⁺ and B⁻ are located at –
(a) A⁺ - Tetrahedral voids ; B⁻ - Corner
(b) A⁺ - Corner and faces ; B⁻ - Octahedral voids
(c) A⁺ - Octahedral voids ; B⁻ - Corner and faces
(d) A⁺ - Corner and faces ; B⁻ - Octahedral and tetrahedral voids

→ [B]


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Answer 2

Answer :

_________________________

For fcc if AB is just like the rock salt like structure then, A⁺ and B⁻ are located at –

(a) A⁺ - Tetrahedral voids ; B⁻ - Corner

(b) A⁺ - Corner and faces ; B⁻ - Octahedral voids

(c) A⁺ - Octahedral voids ; B⁻ - Corner and faces

(d) A⁺ - Corner and faces ; B⁻ - Octahedral and tetrahedral voids

_______________________________-

The correct option is (b) : A⁺ - Corner and faces ; B⁻ - Octahedral voids

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hope it helps :)

thanks :)