Q. No.Which of the following can be used as the halide component for Friedel-Crafts reaction?
(1) Chlorobenzene
(2) Bromobenzene
(3) Chloroethene
(4) Isopropyl chloride
Consider the reaction
CH3CH2CH2Br + NaCN CH3CH2CH2CN + NaBr
This reaction will be the fastest in
1. ethanol
2. methanol
3. N,N'-dimethylformamide (DMF)
4. water
The compound that will react most readily with gaseous bromine has the formula ?
(1) C3H6
(2) C2H2
(3) C4H10
(4) C2H4
For the following reactions :
(A) CH3CH2CH2Br + KOH → CH3CH = CH2 + KBr + H2O
Which of the following statements is correct?
(1) (A) is elimination, (B) and (C) are substitution reactions.
(2) (A) is substitution, (B) and (C) are addition reactions.
(3) (A) and (B) are elimination reactions and (C) is addition reaction.
(4) (A) is elimination, (B) is substitution and (C) is addition reaction
Consider the reaction,
This reaction will be the fastest in:
1. Ethanol
2. Methanol
3. N, N'-dimethylformamide (DMF)
4. Water
A few reactions are given below:
| i. | \(\small{\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br}+\mathrm{KOH} \rightarrow \mathrm{CH}_3 \mathrm{CH}=\mathrm{CH}_2+\mathrm{KBr}+\mathrm{H}_2 \mathrm{O}}\) |
| ii. |  |
| iii. |  |
| (i) | (ii) | (iii) | |
| 1. | Elimination | Substitution | Addition |
| 2. | Elimination | Substitution | Substitution |
| 3. | Substitution | Addition | Addition |
| 4. | Elimination | Elimination | Addition |
Q. No.
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