How to pronounce“ch2”in English

ch2 ch2 and then this is going to be a carbon with a double bond oxygen because all I'm going to do is just draw a double bond oxygen

ch2 and then the carboxy group right there then I'm going to get another carboxy group right over here this molecule is called you already

ch2 ch2 ch2 how many are there 1 2 3 4 5 so ch2 ch2 ch2 CH double bond ch2 and how would I

CH2 now, because of the H from the water.

ch2 group but it's a quartet why well let's look at the neighbor that now there are three hydrogen's on the next door carbon so they're going to be eight

CH2, CH, CH3. So it's head to tail, but it's stereoregular.

The CH2 in the ring is next, because it’s bonded to two hydrogens and one carbon.