Question

Which of the following compounds contain(s) no covalent bond(s)? \[\,KCl,P{H_3},{O_2},{B_2}{H_6},{H_2}S{O_4}\]

A. \[KCl,{B_2}{H_6},P{H_3}\]
B. \[KCl,{H_2}S{O_4}\,\]
C. \[KCl\]  
D. \[KCl,{B_2}{H_6}\]
Answer :   \[KCl\]
Solution :
\[KCl\]  is an ionic compound while other \[(P{H_3},{O_2},{B_2}{H_6},{H_2}S{O_4})\]      are covalent compounds.

Releted MCQ Question on
Inorganic Chemistry >> Chemical Bonding and Molecular Structure

Releted Question 1

The compound which contains both ionic and covalent bonds is

A. $$C{H_4}$$
B. $${H_2}$$
C. $$KCN$$
D. $$KCl$$
Releted Question 2

The octet rule is not valid for the molecule

A. $$C{O_2}$$
B. $${H_2}O$$
C. $${O_2}$$
D. $$CO$$
Releted Question 3

Element $$X$$ is strongly electropositive and element $$Y$$ is strongly electronegative. Both are univalent. The compound formed would be

A. $${X^ + }{Y^ - }$$
B. $${X^ - }{Y^{ + \,}}$$
C. $$X - Y$$
D. $$X \to Y$$
Releted Question 4

Which of the following compounds are covalent?

A. $${H_2}$$
B. $$CaO$$
C. $$KCl$$
D. $$N{a_2}S$$

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Chemical Bonding and Molecular Structure


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