Question

In a hydrocarbon's name, what does the suffix –yl indicate about the molecule?

There is a double carbon bond in the molecule.

There is a double hydrogen bond in the molecule.

There is a substituent in the molecule.

There is a triple carbon bond in the molecule.

Answer 1

Yup, the other one's right I checked it.

Answer 2

In PLATO it's C. There is a substituent in the molecule.