1.

A solid is made up of two elements A and B. Atoms of B are in ccp arrangement, while atoms A occupy all the tetrahedral sites. The formula of the compound is :

Answer»

`AB_(2)`
AB
`AB_(3)`
`A_(2)B`

SOLUTION :For each B ATOMS, there will be two tetrahedral sites. Since al the tetrahedral sites are occupies by A atoms, for each ATOM B, there will be two A atoms. HENCE, formula will be `A_(2) B`


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