If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Lewis structures and the octet rule

You might need: Periodic table

Problem

Ethanethiol, CA2HA6S, is a clear liquid with a strong odor. The compound is often added to otherwise odorless fuels such as natural gas to help warn of gas leaks. The skeletal structure of ethanethiol is shown below.
Which of the following correctly completes the Lewis diagram of ethanethiol?
Choose 1 answer: