In a solid, P atoms form FCC, Q atoms are present in alternate edge ce – InterviewSolution

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1.	In a solid, P atoms form FCC, Q atoms are present in alternate edge centres, R in alternate tetrahedral voids. If P atoms on the two face centres are replaced by X atoms, then the formula of the compounds is
Answer» In a solid, $P$ atoms form $F C C, Q$ atoms are present in alternate edge centres, $R$ in alternate tetrahedral voids. If $P$ atoms on the two face centres are replaced by $X$ atoms, then the formula of the compounds is

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