Compound (A) when heated with ethyl magnesium iodide in dry ether forms an addition product, which on hydrolysis forms compound (B) Compound (B) on oxidation form 3-pantanone. Hence (A) and (B) are respectively
propanal, 3-pentanol
pentanol, 3-pentanol
ethanal, pentanol
acetone, 3-pentanol
A colourless water soluble organic liquid decomposes sodium carbonate and liberates CO2. It produces black ppt with Tollen's reagent. The liquid is
acetaldehyde
acetamide
formic acid
acetone
Order of ease of decarboxylation of the following acids is
(i) CH3COOH
(ii) CH2=CH-CH2.COOH
(iii) CH2(COOH)2
(iv)
i > ii > iii > iv
iii > iv > ii > i
iv > iii > ii > i
i > iii > ii > iv
Which of the following compound (s) will give butanone on oxidation with alkaline KMnO4 solution?
Butan-1-ol
Butan-2-ol
Both (a) and (b)
None of the above
The order of reactivity of the following alcohols is
1 > 2 > 3 > 4
1 > 3 > 2 > 4
4 > 3 > 2 > 1
4 > 3 > 1 > 2
The major product (P) in the following reaction is
CH3CH2I (A) (B) (C)
CH3CH2.NH2
CH3CH2.CO.NHBr
CH3.CH2.COONH4
CH3.CH2.CO.NBr2
Amine is not formed in the reaction
(i) hydrolysis of RCN
(ii) reduction of RCH = NOH
(iii) hydrolysis of RNC
(iv) hydrolysis of RCONH2
(i), (ii) and (iv)
(i) and (iv)
(ii) and (iii)
(i), (ii) and (iii)
B.
(i) and (iv)
Amine is not formed in the reaction during hydrolysis of RCN and hydrolysis of RCONH2.
(i) RCN RCOOH + NH3
(iv) RCONH2 RCOOH + NH3
Other two produce amines and can be completed as-
(ii) RCH = NOH RCH2NH2 + H2O
(iii) RNC + 2H2O RNH2 + HCOOH
Which of the following reagent is used to identify fructose?
Neutral FeCl3
CHCH3/ KOH (alcohol)
Ammonical AgNO3
Iodine