Chemical Bonding - Result Question 103

####2. Which of the following compounds contain(s) no covalent bond(s)? $KCl, PH _3, O _2$

(a) $KCl, B _2 H _6, PH _3$

(b) $KCl, H _2 SO _4$

(c) $KCl$

(d) $KCl, B _2 H _6$

(2018 Main)

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Answer:

Correct Answer: 2. (c)

Solution:

  1. $KCl$ is the only ionic compound. The structure of $PH _3, O _2, B _2 H _6$ and $H _2 SO _4$ are given below

All bond between $S$ and $O$ atom are covalent bonds.



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