Which among the following compounds show geometrical isomerismI)1- butene II) 2-butene III) 2-methyl-2-butene IV) 2-pentene

Which among the following compounds show geometrical isomerismI)1- but

1.	Which among the following compounds show geometrical isomerismI)1- butene II) 2-butene III) 2-methyl-2-butene IV) 2-pentene
Answer» II,III II,III,IV II,IV I,II,IV Solution :DOUBLE bonded CARBON with same GROUPS does not show geometrical isomerism