How many pi and sigma bonds are in each of these molecules?

Question

$"H"_2"C" "Cl"_2$ (dichloromethane)
$"C"_2"H"_3"Cl"$ (vinyl chloride; chloroethene)
$"C"_5"H"_6$ (Cyclopentadiene)

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Answer 1 · 2016-03-12T02:41:07

Dichloromethane $=>$ No $pi$ only 4 $sigma$ bonds enter image source here

vinyl chloride; chloroethene $=>$ $5 sigma$ bonds and $1 pi$ bond

Cyclopentadiene $=>10sigma$ and 2 $pi$ bonds
enter image source here