Question

Which of the following compounds is ionic in nature?

• A. $Cu{F}_2$
• B. $CuC{l}_2$
• C. $CuB{r}_2$
• D. None of these

Answer 1

Answer: (A)

$F^{-}$ being smaller in size possesses low polarisability as compared to $C{l}^{-}$ and $B{r}^{-}$. Thus, fluorides are generally ionic in nature.