Number of isomeric primary amines obtained from C4H11N are :
3
4
5
6
B.
4
Four isomeric primary amines of C4H11N are possible .
CH3CH2CH2CH2NH2
(CH3)2-CH-CH2-NH2
(CH3)3-NH2
CH3-CH2(NH2)-CH-CH3
In which of the following reactions carbon-carbon bond formation takes place ?
Cannizaro
Reimer - Tiemann
HVZ reaction
Schmidt reaction
Which gives only mono - substituted product ?
o - dinitrobenzene
m - dinitrobenzene
p - dinitrobenzene
Nitrobenzene
Order of boiling point is :
HF > HI > HBr > HCl
HF > HBr > HI > HCl
HCl > HBr > HI > HF
HCl > HI > HBr > HF
If the enolate ion combines with carbonyl group of ester , we get :
aldol
, - unsaturated ester
- keto aldehyde
acid
Which of the following compounds will react with NaHCO3 solution to give sodium salt and carbon dioxide ?
Acetic acid
n - hexanol
Phenol
Both (b) and (c)