`(a) CH_(3)CH_(2)CH_(2)Br overset(alc. KOH)underset(Delta)(to) CH_(3)CH=CH_(2) overset(HBr)(to) CH_(3)CHBrCH_(3)`
`(b) CH_(3)CHBrCH_(3) overset(alc.KOH)underset(Delta)(to)CH_(3)CH =CH_(2) overset(HBr)underset("peroxide")(to)`
`CH_(3) CH_(2)CH_(2)Br`
` (C) C_(2)H_(5)Br overset(KCN)(to)C_(2)H_(5)CN overset(H_(2)O)(to) C_(2)H_(5)COOH`
`(d) CH_(3)CH_(2)CH_(2)CI overset(alc.KOH)underset(Delta)(to) CH_(3)CH=CH_(2)overset(HBr)underset("peroxide")(to)`
`CH_(3)CH_(2)CH_(2)Br`
`(e) CH_(3)CH_(2)CI overset(alc.KOH)underset(Delta)(to) H_(2)C=CH_(2) overset("Alkaline")underset(KMnO_(4))(to)`
`CH_(2)OH -CH_(2)OH`
`(f) C_(2)H_(5)OH +CaOCI_(2) ("Bleaching powder")`
`[CaOCI_(2) +HOH to CI_(2) +Ca(OH)_(2)]`
`C_(2)H_(5)OH overset(CI_(2))underset([O])(to) CH_(3)CHO overset(CI_(2))(to) C CI_(3)CHO overset(Ca(OH)_(2))(to)`
`CHCI_(3)+(HCOO)_(2)Ca`
`(g) HC-=CH overset(H_(2)SO_(4))underset(HgSO_(4))(to) CH_(3)CHO overset(I_(2))underset(NaOH)(to) CHI_(3) +HCOONa`
`(h) C_(2)H_(5)OH overset(H_(2)SO_(4))underset(Delta)(to) H_(2)C=CH_(2) overset(Br_(2))underset(C CI_(4))(to) CH_(2)Br -CH_(2)Br`
`overset(alc.KOH)underset(Delta)(to) CH_(2)=CHBr`
`(i) CH_(3)CH_(2)CH_(3)overset(CI_(2))underset(UV)(to) CH_(3)CH_(2)CH_(2)CI+CH_(3)CHCICIH_(3)`
`overset(alc.KOH)underset(Delta)(to) CH_(3)CH=CH_(2)overset(CI_(2))underset(773K)(to) CICH_(2)CH=CH_(2)`
`(j) CH_(4)overset(CI_(2))underset(UV)(to)CH_(3)CI overset(Nal)underset(Acetone)(to) CH_(3) I`