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Carboxylic Acid AND Amines formulas

Master Carboxylic Acid AND Amines through 12 JEE Advanced-level formulas, systematically structured with every variable spelled out. Revise concept-wise, identify the areas where you need improvement, and focus your preparation with greater precision.

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Carboxylic Acid AND Amines, every formula

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Carboxylic acid group
$- C O O H$
Q1MCQCOOH group
The functional group of a carboxylic acid is:
- A
  $-COOH$
- B
  $-CHO$
- C
  $-OH$
- D
  $-NH_2$
Acidity
$stronger than alcohols/phenols$
Q1MCQAcidity
Carboxylic acids are:
- A
  stronger acids than alcohols
- B
  weaker than alcohols
- C
  neutral
- D
  basic
Effect of -I groups on acidity
$electron-withdrawing groups increase acidity$
Q1MCQ-I effect
Electron-withdrawing groups on a carboxylic acid:
- A
  increase acidity
- B
  decrease acidity
- C
  have no effect
- D
  make it basic
Esterification
$acid + alcohol \to ester$
Q1MCQEsterification
A carboxylic acid reacts with an alcohol to give a(n):
- A
  ester
- B
  ether
- C
  amine
- D
  aldehyde
Decarboxylation
$RCOONa \to R H + N a_{2} C O_{3} (soda-lime)$
Q1MCQDecarboxylation
Heating a sodium carboxylate with soda-lime gives a(n):
- A
  alkane (one carbon less)
- B
  alkene
- C
  alcohol
- D
  acid
Amine functional group
$- N H_{2}, - N H R, - N R_{2}$
Q1MCQAmine group
The functional group of a primary amine is:
- A
  $-NH_2$
- B
  $-OH$
- C
  $-COOH$
- D
  $-CHO$
Basicity of amines (gas phase)
$3^{\circ} > 2^{\circ} > 1^{\circ} > N H_{3}$
Q1MCQGas basicity
In the gas phase, amine basicity order is:
- A
  $3^{\circ}>2^{\circ}>1^{\circ}>NH_3$
- B
  $NH_3>1^{\circ}$
- C
  all equal
- D
  $1^{\circ}>3^{\circ}$
Basicity (aqueous)
$2^{\circ} > 1^{\circ} > 3^{\circ} (for aliphatic)$
Q1MCQAqueous basicity
In water, aliphatic amine basicity order is often:
- A
  $2^{\circ}>1^{\circ}>3^{\circ}$
- B
  $3^{\circ}>2^{\circ}>1^{\circ}$
- C
  all equal
- D
  $NH_3>2^{\circ}$
Hinsberg test
$distinguishes 1^{\circ}, 2^{\circ}, 3^{\circ} amines$
Q1MCQHinsberg
The Hinsberg test distinguishes:
- A
  $1^{\circ}$, $2^{\circ}$ and $3^{\circ}$ amines
- B
  acids
- C
  alcohols
- D
  aldehydes
Carbylamine reaction
$test for 1^{\circ} amines (bad smell)$
Q1MCQCarbylamine
The carbylamine reaction is a test for:
- A
  primary amines
- B
  secondary amines
- C
  tertiary amines
- D
  acids
Diazotization
$aromatic 1^{\circ} amine + H N O_{2} \to diazonium salt$
Q1MCQDiazotization
Diazotization of an aromatic primary amine uses:
- A
  $HNO_2$ (nitrous acid) at low temperature
- B
  $H_2SO_4$
- C
  $KMnO_4$
- D
  $NaOH$
Aniline basicity
$weaker base than aliphatic amines$
Q1MCQAniline
Compared with aliphatic amines, aniline is a:
- A
  weaker base
- B
  stronger base
- C
  neutral compound
- D
  strong acid

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Carboxylic Acid AND Amines formulas

Carboxylic Acid AND Amines, every formula

Carboxylic acid group

Acidity

Effect of -I groups on acidity

Esterification

Decarboxylation

Amine functional group

Basicity of amines (gas phase)

Basicity (aqueous)

Hinsberg test

Carbylamine reaction

Diazotization

Aniline basicity

More JEE Advanced Chemistry formula sheets

Other ways to revise this chapter

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