MCQ
Which one in the following contains ionic as well as covalent bond
- A$C{H_4}$
- B${H_2}$
- ✓$KCN$
- D$KCl$
✓
Answer
Correct option: C.
$KCN$
(c) Structure of $KCN$ is $[{K^ + }({C^ - } \equiv \mathop N\limits^{.\,\,.} )]$.
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| $C.$ | $Br$ | $III.$ | $[\mathrm{He}] 2 \mathrm{~s}^2 2 \mathrm{p}^3$ |
| $D.$ | $Kr$ | $IV.$ | $[\mathrm{Ar}] 3 \mathrm{~d}^{10} 4 \mathrm{~s}^2 4 \mathrm{p}^6$ |
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