Medium INTEGER +4 / -1 PYQ · JEE Mains 2021

The empirical formula for a compound with a cubic close packed arrangement of anions and with cations occupying all the octahedral sites in AxB. The value of x is _____________. (Integer answer)

Answer (integer) 1

Solution

Anions forms CCP or FCC(A<sup>$-$</sup>) = 4A<sup>$-$</sup> per unit cell Cations occupy all octahedral voids (B<sup>+</sup>) = 4B<sup>+</sup> per unit cell<br><br>cell formula $\to$ A<sub>4</sub>B<sub>4</sub><br><br>Empirical formula $\to$ AB $\to$ (x = 1)

About this question

Subject: Chemistry · Chapter: States of Matter · Topic: Gas Laws

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