I really need help with Chemistry practice ! Can anyone help in a timelg manner ?

1. Name the following alkyl groups, please write inside the box CH- CH-CH- TI of methyl ethy propyl 2. (A) Draw the condensed formula for the molecules if presented in the expanded form inside the box, and (6) write the name family all compounds below belong (what functional group you see for each one provided) HHHH 11 HC-CC-C-H TI HHH He HH C H-C-C-H H H H -----eso Page 2 ------ ------ II II H H . H-C-C-C-NK H SH H CHE -c= Page 3 H HC 3. Match the following names to the structures. Write the corresponding letter inside the corresponding structure A) 2,3-Dimethylbutane B) 2-methylbutane C) 2,2,3-trimethylbutane D) Isopropylcyclopropane E) 1,2-dimethylcyclobutane F) 3-ethylhexane Structure Letter Structure La CHE CH CH CH-CH:CH-CH CH Chy-do-oh-oh | Ho-oh-oh-oh-oh-oh IA 4. Provide the following missing names, or structures of multiple alkyl groups of the same kind, group them with multipliers like di 21. trifor (3), bring each alkyl group to the name with its number 2-methylpentane 2,4-dimethylpentane 3-methylhexane . thc, ard, du , CH-CH-CH-CH2-CH CH CHCH CH, ----CH CH-CH2-4-0H-CH CH quentes CHE CHS CL 1,2-dimethylcyclohexane 1,3-dimethyleyclopentane