How many double bonds are in C_2H_4?

1 Answer
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.