Question

3.
IUPAC name :
и в син
несесен
и н н н
, с-СН2-СН-СН-СН2СН2-СИ - CH=CHA - На —
сHo9
CH3 CH₂​

Answer 1

Answer:

CH3-CH2 IS Ethyl , because it has one hydrogen less according to formula of alkane CnH(2n+1)