Match the acids given in Column I with their correct IUPAC names given in Column II and mark the appropriate option:
Column l (Acids) |
Column ll (IUPAC names) |
A. Phthalic acid | 1. Hexane-1,6-dioic acid |
B. Glutaric acid | 2. Benzene-1,2-dicarboxylic acid |
C. Succinic acid | 3. Pentane-1,5-dioic acid |
D. Adipic acid | 4. Butane-1,4-dioic acid |
Codes:
A | B | C | D | |
1. | 2 | 3 | 4 | 1 |
2. | 3 | 1 | 4 | 2 |
3. | 1 | 4 | 3 | 2 |
4. | 4 | 3 | 2 | 1 |
Match the reactions given in Column-I with the suitable reagents given in Column-II.
Column-l (Reactions) |
Column-ll
(Reagents)
|
||
A. | Benzophenone → Diphenylmethane | I. | LiAlH4 |
B. | Benzaldehyde → 1-Phenylethanol | II. | DlBAL-H |
C. | Cyclohexanone → Cyclohexanol | III. | Zn(Hg)/Conc. HCl |
D. | Phenyl benzoate → Benzaldehyde | IV. | CH3MgBr |
Codes:
A | B | C | D | |
1. | II | III | IV | I |
2. | III | IV | I | II |
3. | I | IV | III | II |
4. | IV | III | II | I |
Match the example in Column I with the name of the reaction in Column II.
Column l (Example) |
Column ll (Reaction) |
A. | 1. Friedel-Crafts acylation |
B. | 2. HVZ reaction |
C. | 3. Aldol condensation |
D. | 4. Rosenmund Reaction |
A | B | C | D | |
1. | 2 | 3 | 4 | 1 |
2. | 3 | 1 | 4 | 2 |
3. | 3 | 4 | 1 | 2 |
4. | 4 | 1 | 3 | 2 |
Select the correct option based on statements below:
Assertion (A): | Compounds containing —CHO group are easily oxidised to corresponding carboxylic acids. |
Reason (R): | Carboxylic acids can be reduced to alcohol by treatment with LiAlH4. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | (A) is False but (R) is True. |
Select the correct option based on statements below:
Assertion (A): | The α -hydrogen atom in carbonyl compounds is less acidic. |
Reason (R): | The anion formed after the loss of the α -hydrogen atom is resonance stabilized. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | (A) is False but (R) is True. |
What is the name of the below mentioned reaction?
\(\small{\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}+\mathrm{CH}_3 \mathrm{COCl} \stackrel{\text { Pyridine }}{\longrightarrow} \mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5+\mathrm{HCl}}\)
1. Acetylation
2. Cannizzaro reaction
3. Cross aldol condensation
4. Decarboxylation
The reaction that does not give benzoic acid as the major product is:
1. | |
2. | |
3. | |
4. |
Match the common names given in Column I with the IUPAC names given in Column II.
Column l (Common names) |
Column ll (IUPAC names) |
A. Cinnamaldehyde | 1. Pentanal |
B. Acetophenone | 2. Prop-2-enal |
C. Valeraldehyde | 3. 1-Phenylethanone |
D. Acrolein | 4. 3-Phenylprop-2-en-al |
Codes:
A | B | C | D | |
1. | 2 | 3 | 4 | 1 |
2. | 3 | 1 | 4 | 2 |
3. | 1 | 4 | 3 | 2 |
4. | 4 | 3 | 1 | 2 |
What is the most suitable reagent for the below mentioned conversion?
\(\mathrm{CH_{3} — CH = CH — CH_{2} — \overset{\Large{O} \\~ ||}{C}—CH_{3} \rightarrow}\)
\(\mathrm{CH_{3} — CH = CH — CH_{2} — \overset{\Large{O} \\~ ||}{C}—OH}\)
1. Tollens' reagent
2. Benzoyl peroxide
3. \(\mathrm I_{2}\) and NaOH solution
4. Sn and NaOH solution
The compound below is treated with a concentrated aqueous KOH solution. The products obtained are:
1. | |
2. | |
3. | |
4. |