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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 351. |
Strongest base isA. `CH_(2) = CH-CH_(2)-NH_(2)`B. `CH -= C-CH_(2)-NH_(2)`C. `CH_(3)CH_(2)CH_(2)NH_(2)`D. |
| Answer» Correct Answer - C | |
| 352. |
Which of these is the strongest base?A. B. C. D. |
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Answer» Correct Answer - D |
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| 353. |
For the following compounds, which is the strongest base and which is strongest acid? A. II = Strongest base, I = Strongest acidB. IV=Stronger base, III=Stronger acidC. III = Strongest base, IV = Strongest acidD. II = Strongest base, III = Strongest acid |
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Answer» Correct Answer - C |
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| 354. |
Amongst the following, the strongest base in aqueous medium isA. `CH_(3)NH_(2)`B. `(CH_(3))_(3)N`C. `(CH_(3))_(2)NH`D. `C_(6)H_(5)NHCH_(3)` |
| Answer» Correct Answer - C | |
| 355. |
Which of the following is the strongest Bronsted base?A. B. C. D. |
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Answer» Correct Answer - A |
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| 356. |
Write IUPAC names of the following compounds and classify them into primary, secondary and tertiary amines. `(i)(CH_(3))_(2)CHNH_(2)" "(II)CH_(3)(CH_(2))_(2)NH_(2)" "CH_(3)NHCH(CH_(3))_(2)` `(iv)(CH_(3))_(3)CNH_(2)" "(v)C_(6)H_(5)NHCH_(3)" "(vi)(CH_(3)CH_(2))_(2)NCH_(3)` `(vii) m-Brc_(6)H_(4)NH_(2)` |
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Answer» 1- Methylethanamine (`1^(@)` amine Propa-1-amine `(1^(@)"amine")` (iii) N-Methyl-2-methylethanamine `(2^(@)"amine")` (iv)2-Methylpropan-2-amine `(1^(@)"amine")` (v) N-Methylbezamine or N-methylaniline `(2^(@)"amine")` (vi) N-Ethyl-N-methylethanamine `(3^(@)"amine")` (vii) 3-Bromobezenamine or 3-bromoniline `(1^(@)"amine")` |
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| 357. |
When diethylamine is oxidized by `KMnO_(4)` the product is .A. `(CH_(3)CH_(2))_(2)NOH`B. `(C_(2)H_(5))_(2)N-N(C_(2)H_(5))_(2)`C. `(CH_(3)CH_(2))_(2)CO`D. `(CH_(3)CH_(2))CHNO` |
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Answer» Correct Answer - B Secondary amines are oxidized `KMnO_(4)` to yield tetra- alkylhydrazine `(CH_(3)CH)_(2)NHoverset(KMnO_(4))rarr(CH_(3)CH_(2))_(2)N-N(CH_(2)CH_(3))_(2)` . |
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| 358. |
Which of the following primary amines yields tertiary nitrogen compounds on oxidation with potassium permanganate ?A. `RCN_(2)NH_(2)`B. `R_(2)CHNH_(2)`C. `R_(3)CNH_(2)`D. Both (2) and (3) |
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Answer» Correct Answer - C Oxidation of t-alky1 amines with `KMnO_(4)` `R-underset(R)underset(|)overset(R)overset(|)C-NH_(2)overset(KMnO_(4))rarrR-underset(R)underset(|)overset(R)overset(|)C-NO_(2)` Here the maine must be primary and -`NH_(2)` group should be bonded to a tertiary carbon atom `RCH_(2)NH_(2)overset[(O)]rarrRCHunderset(aldi mi n e)(=NH)overset(Ho+)rarrRCHO+NH_(3)` `R_(2)CHNH_(2)overset(O)rarrunderset(Ketimin e)(R_(2)C=NH)overset (H^(o+))rarrR_(2)CO+NH_(3)` . |
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| 359. |
Write the IUPAC name of the given compound : |
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Answer» 2,4,6 - Tribromoaniline or 2,4,6 - Tribromobenzenamine. |
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| 360. |
Give the IUPAC name of H2N - CH2 - CH2 - CH = CH2. |
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Answer» But-3-en-1-amine. |
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| 361. |
Give the IUPAC name of H2N - CH3 - CH2 - CH = CH2 |
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Answer» But-3-en-1-amine. |
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