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Oxidation of ...

Oxidation of Alkyl Side Chain

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Q. Toluene on oxidation with dilute

H N O_{3}

and alkaline

K M n O_{4}

gives

Nitrotoluene
Benzaldehyde
Phenol
Benzoic acid

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Q. The compound formed as a result of potassium permanganate oxidation of methylbenzene is

Benzoic acid
Benzyl alcohol
Benzophenone
Acetophenone

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Q. Xylenes on oxidation with acidic

K M n O_{4}

gives

Terphthalic acid
Phthalic acid
All of these
Isophthalic acid

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Q. Ortho cholotoluene on oxidation with

K M n O_{4}

gives

Benzoic acid
Toluene
O-Chlrobenzonic acid
O-Chlorobenzaldehyde

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Q. Xylenes on oxidation with acidic

K M n O_{4}

gives

Terphthalic acid
Phthalic acid
Isophthalic acid
All of these

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Q.

List-I contains questions related to reaction sequence and List-II contains their answers.

Which of the following options has the correct combination considering reaction in List-I and their product(s) in List-II?

$I \to R; I I I \to U$
$I \to Q; I I I \to P$
$I \to Q; I I I \to S$
$I \to R; I I I \to S$

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Q.

List-I contains questions related to reaction sequence and List-II contains their answers.

Which of the following options has the correct combination considering reaction in List-I and their product(s) in List-II?

$I I \to P; I V \to T$
$I I \to S; I V \to U$
$I I \to P; I V \to T$
$I I \to S; I V \to T$

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Q. Toluene on oxidation with dilute

H N O_{3}

and alkaline

K M n O_{4}

gives

Benzaldehyde
Phenol
Nitrotoluene
Benzoic acid

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Q. When 2-pentyne is treated with dilute

H_{2} S O_{4}

and

H g S O_{4}

the product formed is :

2-pentanone
1-pentanol
2-pentanol
3-pentanone

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Q.

List-I contains questions related to reaction sequence and List-II contains their answers.

Which of the following options has the correct combination considering reaction in List-I and their product(s) in List-II?

$I I \to P; I V \to T$
$I I \to S; I V \to U$
$I I \to P; I V \to T$
$I I \to S; I V \to T$

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Q. Which of the following reagent cannot be used to oxidize primary alcohols to aldehydes?

$K M n O_{4}$ in acidic medium
$C r O_{3}$ in anhydrous medium
Pyridinium chloro chromate
Heating in presence of Cu at $573$ K

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Q. The compound formed as a result of potassium permanganate oxidation of methylbenzene is

Benzoic acid
Benzyl alcohol
Benzophenone
Acetophenone

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Q. What is meant by the Semicarbazone? Give an example of reaction(with mechanism) showing its formation.

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Q.

Column I
( organic compounds oxidised by

H I O_{4}

)

Column II
( products of

H I O_{4}

oxidation )

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Q. 1-phenylethyne gives

C_{6} H_{5} C H_{2} C H O

as a product on hydroboration-oxidation reaction.

Enter 1 if true else 0.

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Q. Propan

- 1 -

ene can be prepared from propene by treating it with:

$H_{2} O$ in presence of $H_{2} S O_{4}$
$H g (O A c)_{2}$ , water and subsequently with $N a B H_{4}$
$H_{2} O$ in presence of $H g S O_{4}$ and $H_{2} S O_{4}$
$B_{2} H_{6}$ in $T H F$ and subsequently with $H_{2} O_{2}$ and $N a O H$

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Q. When aniline is heated with conc.

H_{2} S O_{4}

at 455 - 475K, it forms:

sulphanilic acid
aniline hydrogensulphate
amino benzene sulphonic acid
benzenesulphonic acid

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Q. "Chlorine type" laundry bleaches are in reality aqueous solution of :

$H O C l$
$H C l O_{3}$
$N a C l O_{3}$
$N a O C l$

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Q. Consider the following reaction.

On complete reaction, number of molecule of

N a N H_{2}

consumed with

1

molecule of given compound, is:

$1$
$2$
$3$
$4$

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Q. Which is the anhydride of

{H N O}_{3}

out of

N_{2} O, N O, N_{2} O_{5}

?

$N_{2} O_{5}$
$N_{2} O$
$N O$
${H N O}_{3}$

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Q. The reduction of benzenediazonium chloride to phenyl hydrazine can be accomplished by:

$S n C l_{2}, H C l$
$N a_{2} S O_{3}$
$C H_{3} C H_{2} O H$
$H_{3} P O_{2}$

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Q.

1 - b u t y n e

on oxidation with hot alkaline

K M n O_{4}

would yield which of the following as end product?

$C H_{3} C H_{2} C H_{2} C O O H$
$C H_{3} C H_{2} C O O H$
$C H_{3} C H_{2} C O O H + H C O O H$
$C H_{3} C H_{2} C O O H + C O_{2} + H_{2} O$

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Q. Xylenes on oxidation with acidic

K M n O_{4}

gives

Terphthalic acid
Isophthalic acid
Phthalic acid
All of these

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Q. The aqueous solution of

N {C l}_{3}

can be used as:

$C$ hlorinating agent
$B$ leaching agent
Reducing agent
Explosive

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Q. Calcium formate on heating gives acetaldehyde.

True
False

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Q. Assertion (A): Anhydrous Calcium chloride is used as catalyst in cyanamide process
Reason (R): Catalyst increases the rate of reaction.

Both (A) and (R) are true and (R) is the correct explanation of (A)
Both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true and (R) is false
(A) is false but (R) is true

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Q.

will Benzoic acid in presence of NH₂/Ni and Quinoline give Benzaldehyde

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Q. Which of the following statements is correct?

Glycerol on reaction with oxalic acid at $110^{\circ}$ (383 K) and followed by heating and hydrolysis gives formic acid and glycerol.
Glycerol on reaction with oxalic acid at $230^{\circ}$ (503 K) and followed by heating gives formic acid and glycerol.
Glycerol on reaction with oxalic acid and dil. $H N O_{3}$ gives a mixture of glyceric and tartonic acid.
Glycerol on oxidation with conc. $H N O_{3}$ gives glyceric acid.

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