Question

A cubic solid is made up of two elements A and B. Atoms B are at the corners of the cube and atom A is at the body centre. What is the formula of the compound?

• A. $AB$
• B. $A{B}_2$
• C. $A_{2}B$
• D. None of the above

Answer 1

The correct option is A $AB$

Number of atoms of $\text{A}$ $=1\times 1=1$
Number of atoms of $\text{B}$ $=\frac{1}{8}\times 8=1$
Therefore, the compound is $\text{AB}$.