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Q. No.In the given reaction, products are respectively:
\(\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{O}-\mathrm{CH}_3+\mathrm{HBr} \rightarrow \mathrm{A}+\mathrm{B}\)
1.
2.
\(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br} ; \mathrm{CH}_3 \mathrm{OH}\)
3.
4.
\(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br} ; \mathrm{CH}_3 \mathrm{Br}\)
Subtopic: Ethers: Preparation & Properties, Uses |
80%
Level 1: 80%+
Hints
Match the items in Column I with the items in Column II.
1. a-ii; b-iii; c-i
2. a-ii; b-ii; c-i
3. a-iii; b-i; c-i
4. a-iii; b-ii; c-ii
| Column I | Column II |
a.  |
i. Tertiary alcohol |
| b. H2C=CH−CH2OH | ii. Primary alcohol |
| c.
CH3−CH2−CH2−OH |
iii. Secondary alcohol |
2. a-ii; b-ii; c-i
3. a-iii; b-i; c-i
4. a-iii; b-ii; c-ii
Subtopic: Alcohols: Preparation & Properties |
86%
Level 1: 80%+
Hints
Subtopic: Mechanism of Dehydration, Methanol & Ethanol |
76%
Level 2: 60%+
Hints
Subtopic: Alcohols: Preparation & Properties |
78%
Level 2: 60%+
Hints
In the given reaction, product A is:
Butan-1-ol \(\xrightarrow[]{acid \ catalysed \ dehydration}\) A
1. But-2-ene
2. 1-Butoxybutane
3. But-1-ene
4. None of the above
Butan-1-ol \(\xrightarrow[]{acid \ catalysed \ dehydration}\) A
1. But-2-ene
2. 1-Butoxybutane
3. But-1-ene
4. None of the above
Subtopic: Mechanism of Dehydration, Methanol & Ethanol |
61%
Level 2: 60%+
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Subtopic: Ethers: Preparation & Properties, Uses |
91%
Level 1: 80%+
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Subtopic: Ethers: Preparation & Properties, Uses |
83%
Level 1: 80%+
Hints
In the given reaction, products are respectively:
(CH3)3C-O-C2H5+ HI→ A + B
1. (CH3)3C-OH; CH3CH2I
2. (CH3)3C-I; CH3CH2I
3. (CH3)3C-I; CH3CH2OH
4. None of the above
Subtopic: Ethers: Preparation & Properties, Uses |
75%
Level 2: 60%+
Hints
Consider the following reaction, and determine the structure of the Grignard reagent:
| 1. |  |
2. |  |
| 3. |  |
4. |  |
Subtopic: Alcohols: Preparation & Properties |
76%
Level 2: 60%+
Hints
The appropriate set of reactants for the preparation of 1-methoxy-4-nitrobenzene is:
| 1. |  |
| 2. |  |
| 3. | Both 1 and 2 are appropriate set of reactants for the preparation of 1-methoxy-4-nitrobenzene |
| 4. | None of the above |
Subtopic: Ethers: Preparation & Properties, Uses |
70%
Level 2: 60%+
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