1
JEE Main 2024 (Online) 29th January Morning Shift
Numerical
+4
-1
Change Language

Number of compounds with one lone pair of electrons on central atom amongst following is _________.

$$\mathrm{O}_3, \mathrm{H}_2 \mathrm{O}, \mathrm{SF}_4, \mathrm{ClF}_3, \mathrm{NH}_3, \mathrm{BrF}_5, \mathrm{XeF}_4$$

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2
JEE Main 2024 (Online) 27th January Evening Shift
Numerical
+4
-1
Change Language

The number of non-polar molecules from the following is _________. $$\mathrm{HF}, \mathrm{H}_2 \mathrm{O}, \mathrm{SO}_2, \mathrm{H}_2, \mathrm{CO}_2, \mathrm{CH}_4, \mathrm{NH}_3, \mathrm{HCl}, \mathrm{CHCl}_3, \mathrm{BF}_3$$

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3
JEE Main 2024 (Online) 27th January Morning Shift
Numerical
+4
-1
Change Language

Sum of bond order of CO and NO$$^+$$ is ________.

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4
JEE Main 2023 (Online) 11th April Evening Shift
Numerical
+4
-1
Change Language

The maximum number of lone pairs of electrons on the central atom from the following species is ____________.

$$\mathrm{ClO}_{3}{ }^{-}, \mathrm{XeF}_{4}, \mathrm{SF}_{4}$$ and $$\mathrm{I}_{3}{ }^{-}$$

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