Which is the most suitable reagent among the following to distinguish compound (III) from rest of the compounds?
(a) Br2/CCl4 (b) Br2/CH3COOH
(c)Alk.KMnO4 (d) Ammonical AgNO3
Which of the following reagents will be able to distinguish between 1-butyne and 2-butyne?
(a) NaNH2 (b) HCl (c) O2 (d) Br2
A compound is treated with NaNH2 to give sodium salt. Identify the compound.
(a) C2H2 (b) C6H6
(c) C2H6 (d) C2H4
When chlorine is passed through propene at 400C, which of the following is formed?
(a) PVC (b) Allyl chloride
(c) Nickel chloride (d) 1,2-dichloro ethane
When acetylene is passed through in presence of , the compound formed is
(a) ether (b) ketone
(c) acetic acid (d) acetaldehyde
Benzene reacts with in the presence of anhy. to form
In the following reaction,
2-bromopentane is heated with potassium ethoxide in ethanol. The major product obtained is
(a) 2-ethoxypentane (b)pentene-1
(c) trans-pentene-2 (d) cis -pentene-2
CH3-CC-HCH4 + (A)(B); (B) will be
(1) H3C-CH2-CH2-COOH (2) CH3-CC-CH3
(3) H3C-CC-COOH (4) H3C-CH=CH-COOH
The monochlorinated products (excluding stereo-isomers) obtained from the reaction is:
(1) 4 (2) 5 (3) 6 (4) 7