Amino Acids
CHXII14:BIOMOLECULES

324422 Which of the following is more acidic?

1 H2NCH2COOH
2 H3 N+CH2COOH
3 CH3COOH
4 All have equal acidic strength
CHXII14:BIOMOLECULES

324423 Upon decarboxylation, an amino acid is converted to a

1 primary alcohol
2 primary amine
3 hydrocarbon
4 hydroxy acid
CHXII14:BIOMOLECULES

324424 Aminoacid ΔNaOH  +  CaOgasevolved 
 Lime water  pass in  Salt 0.1999kg
Amino acid having

1 Three - COOH groups
2 Two NH2 groups
3 One - COOH groups
4 Two - COOH groups
CHXII14:BIOMOLECULES

324425 Which of the following is an essential amino acid?

1 Glutamine
2 Histidine
3 Alanine
4 Asparagine
CHXII14:BIOMOLECULES

324421 Read the Assertion and Reason carefully and mark the correct option.
Assertion :
A solution of the product obtained by heating a mole of glycine with a mole of chlorine in presence of red phosphorous generates chiral carbon atom.
Reason :
A molecule with 2 chiral carbons is always optically active.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Assertion is false but Reason is true.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
CHXII14:BIOMOLECULES

324422 Which of the following is more acidic?

1 H2NCH2COOH
2 H3 N+CH2COOH
3 CH3COOH
4 All have equal acidic strength
CHXII14:BIOMOLECULES

324423 Upon decarboxylation, an amino acid is converted to a

1 primary alcohol
2 primary amine
3 hydrocarbon
4 hydroxy acid
CHXII14:BIOMOLECULES

324424 Aminoacid ΔNaOH  +  CaOgasevolved 
 Lime water  pass in  Salt 0.1999kg
Amino acid having

1 Three - COOH groups
2 Two NH2 groups
3 One - COOH groups
4 Two - COOH groups
CHXII14:BIOMOLECULES

324425 Which of the following is an essential amino acid?

1 Glutamine
2 Histidine
3 Alanine
4 Asparagine
CHXII14:BIOMOLECULES

324421 Read the Assertion and Reason carefully and mark the correct option.
Assertion :
A solution of the product obtained by heating a mole of glycine with a mole of chlorine in presence of red phosphorous generates chiral carbon atom.
Reason :
A molecule with 2 chiral carbons is always optically active.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Assertion is false but Reason is true.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
CHXII14:BIOMOLECULES

324422 Which of the following is more acidic?

1 H2NCH2COOH
2 H3 N+CH2COOH
3 CH3COOH
4 All have equal acidic strength
CHXII14:BIOMOLECULES

324423 Upon decarboxylation, an amino acid is converted to a

1 primary alcohol
2 primary amine
3 hydrocarbon
4 hydroxy acid
CHXII14:BIOMOLECULES

324424 Aminoacid ΔNaOH  +  CaOgasevolved 
 Lime water  pass in  Salt 0.1999kg
Amino acid having

1 Three - COOH groups
2 Two NH2 groups
3 One - COOH groups
4 Two - COOH groups
CHXII14:BIOMOLECULES

324425 Which of the following is an essential amino acid?

1 Glutamine
2 Histidine
3 Alanine
4 Asparagine
CHXII14:BIOMOLECULES

324421 Read the Assertion and Reason carefully and mark the correct option.
Assertion :
A solution of the product obtained by heating a mole of glycine with a mole of chlorine in presence of red phosphorous generates chiral carbon atom.
Reason :
A molecule with 2 chiral carbons is always optically active.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Assertion is false but Reason is true.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
CHXII14:BIOMOLECULES

324422 Which of the following is more acidic?

1 H2NCH2COOH
2 H3 N+CH2COOH
3 CH3COOH
4 All have equal acidic strength
CHXII14:BIOMOLECULES

324423 Upon decarboxylation, an amino acid is converted to a

1 primary alcohol
2 primary amine
3 hydrocarbon
4 hydroxy acid
CHXII14:BIOMOLECULES

324424 Aminoacid ΔNaOH  +  CaOgasevolved 
 Lime water  pass in  Salt 0.1999kg
Amino acid having

1 Three - COOH groups
2 Two NH2 groups
3 One - COOH groups
4 Two - COOH groups
CHXII14:BIOMOLECULES

324425 Which of the following is an essential amino acid?

1 Glutamine
2 Histidine
3 Alanine
4 Asparagine
CHXII14:BIOMOLECULES

324421 Read the Assertion and Reason carefully and mark the correct option.
Assertion :
A solution of the product obtained by heating a mole of glycine with a mole of chlorine in presence of red phosphorous generates chiral carbon atom.
Reason :
A molecule with 2 chiral carbons is always optically active.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Assertion is false but Reason is true.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
CHXII14:BIOMOLECULES

324422 Which of the following is more acidic?

1 H2NCH2COOH
2 H3 N+CH2COOH
3 CH3COOH
4 All have equal acidic strength
CHXII14:BIOMOLECULES

324423 Upon decarboxylation, an amino acid is converted to a

1 primary alcohol
2 primary amine
3 hydrocarbon
4 hydroxy acid
CHXII14:BIOMOLECULES

324424 Aminoacid ΔNaOH  +  CaOgasevolved 
 Lime water  pass in  Salt 0.1999kg
Amino acid having

1 Three - COOH groups
2 Two NH2 groups
3 One - COOH groups
4 Two - COOH groups
CHXII14:BIOMOLECULES

324425 Which of the following is an essential amino acid?

1 Glutamine
2 Histidine
3 Alanine
4 Asparagine