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Q. No.The correct IUPAC name of the following compound is:
1. 5-Oxohexanoic
2. 2-Oxohexan-5-oic
3. 5-Carboxylpentan-2-one
4. Hexan-2-on-6-oic
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| Column I Reactions |
Column II Reagents |
| i. Hexan-1-ol to hexanal | a. (Diisobutyl)aluminiumhydride (DIBAL-H) |
| ii. Ethanenitrile to ethanal | b. Chromyl chloride in the presence of CS2 |
| iii. p-Fluorotoluene to p-fluorobenzaldehyde | c. PCC (Pyridinium chlorochromate) |
1. i=c; ii=a; iii=b
2. i=b; ii=c; iii=a
3. i=c; ii=b; iii=a
4. i=a; ii=b; iii=c
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyBenzyl alcohol + HBr → X \(\xrightarrow[]{KCN}\) Y \(\xrightarrow[]{H^{+}, \ H_{2}O}\) Z
The product Z is as follows:
1. 2-Phenylethanoic acid
2. 2-Phenylcarboxylic acid
3. 1-Phenylethanoic acid
4. None of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. i. HCN; ii. H+/H2O
2. ii. LiAlH4; ii. H+/H2O
3. i. KMnO4/KOH; ii. dil. H2SO4
4. i. CH3MgBr; ii. H+/H2O
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
The structure of A is:
| 1. |  |
| 2. |  |
| 3. |  |
| 4. | None of the above |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe best reagent for the above transformation is:
1. Tollen's reagent
2. KMnO4
3. K2Cr2O7
4. All of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGiven below are two statements:
| Assertion (A): | But-2-ene to ethanal can be obtained by reductive ozonolysis. |
| Reason (R): | Allyl alcohol to propenal is a reduction reaction and can be achieved by using PCC reagent. |
In the light of the above statements, choose the most appropriate answer from the options given below:
| 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. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Chapter Topics:
- 1(current)
Q. No.
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