In which of the following molecule/ion all the bond are not equal

XeF4⇒4bp+2lp⇒ square planar ⇒all bonds are equalBF4−⇒4bp+0lp⇒tetrahedral (all bonds are equal)C2H4⇒C=Cbond is not equal to C - H bond.SiF4⇒4bp+0lp⇒tetrahedral (all bonds are equal)Thus, in C2H4 all the bonds are not equal.