Give the products of the following reactions. If the products can exist as stereoisomers, show which stereoisomers

Question:

Give the products of the following reactions. If the products can exist as stereoisomers, show which stereoisomers are obtained.
a. cis-2-pcntcne -4- HCI
b. trans-2-pentene + HCI
c. I -ethylcyclohexene + H3O+
d. I .2-diethylcyclohexene + H3O+
e. I .2-dimethylcyclohexene + HCI
f. .2-dideuteriocyclohexenc + H2. Pt/C
g. 3.3-dimethyl-1-penwne + Br2CH2CI2
h. (E)-3.4-dirncthyl-3-hep(cnc + H2. Pt/C
I. (Z)-3.4-dirnetbyl-3-heptene + H2. Pt/C
j. I-dIoro-2-ethyIcycIohexene + H. Pt/C