Among the following, which one acts as a food preservative?
Aspartame, Aspirin, Sodium Benzoate, Paracetamol

Which of the following is an anionic detergent?

• Sodium lauryl sulphate

• Cetyltrimethyl ammonium bromide

• Glyceryl oleate

• Glyceryl oleate

Thiol group is present in:

• Cystine

• Cysteine

• Methionine

• Methionine

214.

Which of the following compound is not an antacid?

• Aluminium hydroxide

• Cimetidine

• Phenelzine

• Phenelzine

Aspirin is known as

• acetyl salicylic acid

• phenyl salicylate

• acetyl salicylate

• acetyl salicylate

Which one of the following types of drugs reduces fever?

• Analgesic

• Antipyretic

• Antibiotic

• Antibiotic

Identify the correct statements regarding enzymes

• Enzymes are specific biological catalysts that can normally function at very high temperature (T ~ 1000 K)

• Enzymes are specific biological catalysts that the posses well – defined active sites

• Enzymes are specific biological catalysts that can not be poisoned

• Enzymes are specific biological catalysts that can not be poisoned

The correct structure of the drug paracetamol is

Paracetamol is

• methyl salicylate

• phenyl salicylate

• N-acetyl p-amino phenol

• acetyl salicylic acid

Which of the following sets of reactants is used for preparation of paracetamol from phenol?

• HNO₃, H₂/ Pd(CH₃CO)₂O

• H₂SO₄, H₂/ Pd (CH₃CO)₂ O

• C₆H₅N₂Cl, SnCl₂/ HCl (CH₃CO)₂O

• Br₂/ H₂O, Zn/ HCl (CH₃CO)₂O