Home
Class 12
CHEMISTRY
(a) Write the reagent used in the follow...

(a) Write the reagent used in the following :
`C_(6)H_(5)COCH_(3)overset(?)rarr C_(6)H_(5)CH_(2)CH_(3)`
(b) Arrange the following compounds in increasing order of reactivity towards nucleophilic addition.
`CH_(3)CHO, C_(6)H_(5)CHO, HCHO`

Text Solution

Verified by Experts

(a) `Zn//Hg` and `HCl`. The reaction is known as Clemmense reduction.
(b) The correct order is : `C_(6)H_(5)CHO lt CH_(3)CHO lt HCHO`
For explanation, consult section 8.
Promotional Banner

Similar Questions

Explore conceptually related problems

Arrange the following in increasing order of reactivity towards nucleophilic addition. HCHO , CH_(3)CHO and CH_(3)COCH_(3)

C_(6)H_(5)CHO+NH_(3)rarr

Complete the following reaction : C_(6)H_(5)ONa+CH_(3)Brrarr

Arrange the following in the order of their incresing reactivity towards HCN: CH_(3)CHO, CH_(3)COCH_(3), HCHO, C_(2)H_(5)COCH_(3)

C_(6)H_(5)COCH_(3)underset(HCl)overset(Zn//Hg)rarr

C_(6)H_(5)CHO+CH_(3)CH_(2)CHOoverset("dil.NaOH")rarr

Arrange the following groups in order of decreasing priority according to the squence rules: -CH_(3), -COOH, -H, -C_(6)H_(5),-F .

Complete the following : CH_(3)-CH_(2)-O-C_(6)H_(5)+HI("Conc.")rarr