Question

A molecule of alkene has the chemical formula C3H4. How many carbon-carbon double bonds are present in the molecule?

Answer 1

Answer:

The molecule has 2 double bonds

Explanation:

Corresponds to propanediene (alkene with 3 carbons and 3 double bonds).

When saying the statement that it is a 3-carbon alkene, the only option is that it has two double bonds:

H2C = C = CH2 (carbon has 4 valence, sharing 4 electrons)

Answer 2

Answer:

two double bonds

Explanation:

bc i know -_-