Freon (CCl2F2) can be produced by:
1. C + F2 + Cl2
2. CH3Cl + F2
3. CCl4 + HF
4. CCl4 + F2
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(A) product
Major product (A) is:
1.
2.
3.
4.
1-2-dichloro ethane + NaSCH2CH2SNa NaCl + (P)
Unknown product (p) of the above reaction is:
1.
2.
3.
4.
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(A)In the above reaction, maximum Saytzeff product will obtained when
(a) X = I (b) X = -Cl (c) X = -Br (d) X = -F
(B) In the above reaction Hofmann product is major when X is:
(a) -I (b) -Cl (c) -Br (d) -F
1. A- a , B - d
2. A- b, B - c
3. A -c , B - a
4. A - d, B -d
Major product of the above reaction is:
1.
2.
3.
4.
Major product is :-
1.
2.
3.
4.
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Addition of KI accelerates the hydrolysis of primary alkyl halides because:
1. KI is soluble in organic solvents
2. The iodide ion is a weak base and a poor leaving group
3. The iodide ion is a strong base
4. The iodide ion is a powerful nucleophile as well as a good leaving group
Consider the nucleophilic attacks given below. Select in each pair that shows the greater SN2 reaction rate.
(A)
(B)
(C)
(D)
A B C D
1. II IV VI VIII
2. II III V VIII
3. I III V VIII
4. I III V VII
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