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Q. No.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. \(\small{2 \mathrm{CH}_{3} \mathrm{CHO} \stackrel{\mathrm{NaOH}}{\longrightarrow} \mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CHCHO}}\)
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
(Example)
(Reaction)
acylation
condensation
Reaction
Subtopic: Name Reaction |
91%
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Select the correct option based on the statements below:
| Assertion (A): | The geometry of formaldehyde molecule is planar. |
| Reason (R): | Formaldehyde molecule contains sp2 hybridized carbon atom. |
| 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. | Both (A) and (R) are false. |
Subtopic: Carboxylic Acids: Preparation & Properties |
85%
From NCERT
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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. |
Subtopic: Isomers & Reaction Mechanism |
80%
From NCERT
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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. |
Subtopic: Isomers & Reaction Mechanism |
68%
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Select the correct option based on statements below:
| Assertion (A): | Aromatic aldehydes and formaldehydes undergo the Cannizzaro reaction. |
| Reason (R): | Aromatic aldehydes are almost as reactive as formaldehyde. |
| 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. |
Subtopic: Isomers & Reaction Mechanism |
61%
From NCERT
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Select the correct option based on statements below:
| Assertion (A): | Aldehydes and ketones both react with Tollen’s reagent to form a silver mirror. |
| Reason (R): | Both aldehydes and ketones contain a carbonyl group. |
| 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. |
Subtopic: Name Reaction |
77%
From NCERT
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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
Subtopic: Name Reaction |
81%
From NCERT
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Match the reactions given in Column I with the suitable reagents given in Column II.
| Column l (Reactions) |
Column ll (Reagents) |
| A. Benzophenone → Diphenylmethane | 1. LiAlH4 |
| B. Benzaldehyde → 1-Phenylethanol | 2. DlBAL-H |
| C. Cyclohexanone → Cyclohexanol | 3. Zn(Hg)/Conc.HCl |
| D. Phenyl benzoate → Benzaldehyde | 4. CH3MgBr |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 3 | 4 | 1 | 2 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 2 | 1 |
Subtopic: Aldehydes & Ketones: Preparation & Properties |
78%
From NCERT
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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 |
Subtopic: Carboxylic Acids: Preparation & Properties |
80%
From NCERT
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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 |
Subtopic: Aldehydes & Ketones: Preparation & Properties |
73%
From NCERT
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