Chemistry · 2026
JEE Main · 2 April 2026, Shift 1 · Q53
Given below are two statements: Statement (I): The correct sequence of bond lengths in the following species is: O_2^+< O_2< O_2^-< O_2^2- Statement…
Given below are two statements :
Statement (I) : The correct sequence of bond lengths in the following species is :
$$\mathrm{O}_2^{+}<\mathrm{O}_2<\mathrm{O}_2^{-}<\mathrm{O}_2^{2-}
$$
Statement (II) : The correct sequence of number of unpaired electrons in the following species is :
$$\mathrm{O}_2>\mathrm{O}_2^{+}>\mathrm{O}_2^{-}>\mathrm{O}_2^{2-}
$$
In the light of the above statements, choose the correct answer from the options given below :
Official answer
From NTA’s final answer key for this paper.
(3)
Statement I is true but Statement II is false
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JEE Main 2026 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.