QJEEM08Ch81fd: JEE Main 2008 Chemistry - Class 12 JEEM08Ch81fd Solution: In a compound atoms of element Y from ccp lattice and those of…

Question

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In a compound atoms of element Y from ccp lattice and those of element X occupy 2/3rd of tetrahedral voids. The formula of the compound will be :

Accepted Answer

From the given data, we have

Number of

Y

atoms in a unit cell

= 4

Number of

X

atoms in a unit cell

= 8 \times \frac{2}{3} = \frac{16}{3}

From the above we get the formula of the compound

as

X_{16 / 3} Y_{4}

or

X_{4} Y_{3}

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