Organic

Question 1

Sec (s) prefix (can also have systematic name 1-methylpropyl)

Answer 1

The alkyl’s C attached to the R group is attached to 2 other carbons

Question 2

Iso prefix (can also have systematic name 2-methylpropyl)

Answer 2

2 Cs branch off at end of alkyl

Question 3

Tert (T) butyl (can also have systematic name 1,1-dimethylethyl)

Answer 3

3 Cs branch off at end of alkyl