Identify the species having one π -bond and maximum number of canonical forms from the following:

Chemical Bonding and Molecular Structure: JEE Main 2021 Chemistry question

JEE Main 2021 · 25 Jul, Evening shift · Q387

JEE Main 202125 Jul, Evening shiftChemistryEasyChemical Bonding and Molecular Structure142× since 2002

Identify the species having one

\pi

-bond and maximum number of canonical forms from the following :

JEE Main 2021 · 25 Jul, Evening shift · Q387

JEE Main 202125 Jul, Evening shiftChemistryEasyChemical Bonding and Molecular Structure142× since 2002

Identify the species having one

\pi

-bond and maximum number of canonical forms from the following :