1
JEE Main 2022 (Online) 27th July Morning Shift
Numerical
+4
-1
Change Language

Amongst the following, the number of oxide(s) which are paramagnetic in nature is

$$\mathrm{Na}_{2} \mathrm{O}, \mathrm{KO}_{2}, \mathrm{NO}_{2}, \mathrm{~N}_{2} \mathrm{O}, \mathrm{ClO}_{2}, \mathrm{NO}, \mathrm{SO}_{2}, \mathrm{Cl}_{2} \mathrm{O}$$

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2
JEE Main 2022 (Online) 27th July Morning Shift
Numerical
+4
-1
Change Language

According to MO theory, number of species/ions from the following having identical bond order is ________.

$$\mathrm{CN}^{-}, \mathrm{NO}^{+}, \mathrm{O}_{2}, \mathrm{O}_{2}^{+}, \mathrm{O}_{2}^{2+}$$

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3
JEE Main 2022 (Online) 25th July Evening Shift
Numerical
+4
-1
Change Language

The sum of number of lone pairs of electrons present on the central atoms of XeO3, XeOF4 and XeF6, is ______________

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4
JEE Main 2022 (Online) 25th July Morning Shift
Numerical
+4
-1
Change Language

Among the following species

$$\mathrm{N}_{2}, \mathrm{~N}_{2}^{+}, \mathrm{N}_{2}^{-}, \mathrm{N}_{2}^{2-}, \mathrm{O}_{2}, \mathrm{O}_{2}^{+}, \mathrm{O}_{2}^{-}, \mathrm{O}_{2}^{2-}$$

the number of species showing diamagnesim is _______________.

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