Question

What is a saturated straight-chain hydrocarbon with two carbons?

Answer 1

`"Ethane............"`

Explanation:

The alkanes have general formula `C_nH_(2n+2)`; and thus, if `n=2`, we have `"ethane"`, `H_3C-CH_3`.............

What about `"propane"` and `"butane"`, `n=3, n=4`??????????