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
The enol form of acetone, after treatment with D2O gives
A.
After treatment with D2O, the H+ ion of -OH group is replaced by D+ ion because of being more reactive than deuterium.
CH3-=CH2 CH3-=CH2
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)
Which of the following reagent is used to identify fructose?
Neutral FeCl3
CHCH3/ KOH (alcohol)
Ammonical AgNO3
Iodine