Chemical Bonding - Result Question 103

2. Which of the following compounds contain(s) no covalent bond(s)?

(2018 Main)

$KCl, PH _3, O _2, B_2 H_6, H_2 SO_4$ $\quad$

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

(b) $KCl, H _2 SO _4$

(c) $KCl$

(d) $KCl, B _2 H _6$

Show Answer

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

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<img src=“https://temp-public-img-folder.s3.amazonaws.com/sathee.prutor.images/sathee_image/cropped_2024_01_16_b4fdca9f34924034e8d8g-063_jpg_height_398_width_530_top_left_y_1580_top_left_x_387.jpg"width="280">

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