How many double bonds are in #C_2H_4#?

1 Answer
Apgt512
Nov 8, 2015

One double bond

Explanation:

That's ethylene and it just have one double bond. You can know if it's a simple, double or triple bond by the number of hydrogens: #C_2H_6#:three hydrogens per carbon, ethane, simple bond; #C_2H_4#: two hydrogens per carbon, ethylene, double bond; #C_2H_2#: one hydrogen per carbon, acetylene, triple bond.

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