The organic acid that does not has COOH group is___________________?
(A) phthalic acid
(B) carbolic acid
(C) Maleic acid
(D) Succinic acid
In the formation of Zwitter ions proton goes from____________________?
(A) Carboxyl to amino group
(B) Amino to carboxyl group
(C) Amino group only
(D) Carboxyl group only
Which one of following amino acid is neither acidic nor a basic in nature ?
(A) Lysine
(B) Histidine
(C) Proline
(D) Glutamic acid
Which one of the following acids is present in lemon juice ?
(A) Citric acid
(B) Benzoic acid
(C) Tartaric acid
(D) Oxalic acid
The term internal salt refers to_____________________?
(A) Acidic character of amino acids
(B) Basic character of amino acids
(C) Dipolar character of amino acids
(D) Non-polar structure of amino acids
Acidic amino acids have________________?
(A) 2 amino groups and 1 carboxylic group
(B) 1 amino and 1 carboxylic groups
(C) 2 carboxylic groups and 1 amino group
(D) 2 amino and 2 carboxylic groups
Which of the following is the strongest acid ?
(A) Water
(B) Formic acid
(C) Acetic acid
(D) Propanoic acid
The irritation caused by red ants bite is due to____________________?
(A) Lactic acid
(B) Formic acid
(C) Uric acid
(D) Acetic acid
The common name of propane 1 3-dioic is_________________?
(A) Oxalic acid
(B) Aromatic acid
(C) Malonic acid
(D) Fumaric acid
Which of the following is an unsaturated carboxylic acid___________________?
(A) malonic acid
(B) oxalic acid
(C) succinic acid
(D) maleic acid