(i) Chloro benzene is mono-nitrated to M
(ii) Nitrobenzene is mono-chlorinated to N
(iii) Anisole is mono-nitrated to P
(iv) 2-nitro chlorobenzene is mono-nitrated to Q
Out of M, N, P, and Q, the compound that undergoes reaction with aqueous NaOH fastest is:
1. M
2. N
3. P
4. Q
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If there is no rotation of plane-polarized light by a compound in a specific solvent, thought to be chiral, it may mean that :
1. The compound is certainly a chiral
2. The compound is certainly meso
3. There is no compound in the solvent
4. The compound may be a racemic mixture
In which of the following compounds, the C—Cl bond ionization shall give the most stable carbonium ion?
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Chlorobenzene is prepared commercially by:
1. Grignard reaction
2. Raschig process
3. Wurtz-Fittig reaction
4. Friedel-Crafts reaction
A compound A of formula C3H6Cl2 on reaction with alkali can give B of formula C3H6O or C of formula C3H4. B on oxidation gave a compound of the formula C3H6O2. C with dilute H2SO4 containing Hg2+ ion gave D of formula C3H6O, which with bromine and NaOH gave the sodium salt of C2H4O2. Then A is:
1. CH3CH2CHCl2
2. CH3CCl2CH3
3. CH3CHClCH2Cl
4. CH2ClCH2CH2Cl
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Which process does not occur during formation of CHCl3 from C2H5OH and bleaching powder?
1. Hydrolysis 2. Oxidation
3. Elimination 4. Chlorination
Chloroform on reduction with Zn and HCl (alc.) gives:-
1. Formic acid
2. Chloretone
3. Chloropicrin
4. Methylene dichloride
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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