Consider the following reaction,
The product is :
1. a primary amine
2. a tertiary amine
3. a secondary amine
4. a quaternary ammonium salt
Br Br
l l
CH2-CH=CH-CH2→(A)
Zn(dust)
Above reaction is an example of 1,4-elimination.Predict the product.
(1) CH3-CH=C=CH2
(2) CH3-CC-CH3
(3) CH3-CH2-CCH
(4) H2C=CH-CH=CH2
Which is the major product expected from the following SN2 reaction?
1.
2.
3.
4.
(a)
CH3-CH-CH3
l
Br
(b)
CH3-CH-Br
(c)
Compare rate of E2 reaction:-
(1)c>b>a
(2)a>b>c
(3)b>a>c
(4)c>a>b
Which is the major product of the following reaction?
1.
2.
3.
4.
1-2-dichloro ethane + NaSCH2CH2SNa P (C4H8S2)
Unknown product (p) of the above reaction is:
1.
2.
3.
4.
Product of reaction is:
(MOM chloride)
(Methoxy methyl chloride)
1.
2.
3.
4.
Alkyl halides can be obtained by all methods except:
1.
2.
3.
4.
In order to prepare 1-chloropropane, which of the following reactants can be employed?
(1) Propane and HCl in the presence of peroxide
(2) Propene and Cl2 followed by treatment with aq. KOH
(3) Propanol-1 and SOCl2/pyridine
(4) Any of the above can be used