Q. Pick out the statement which is not true?
A) Tetrazine is harmful edible colour.
B) Alitame is an artificial sweetner.
C) BHT is an antioxidant.
D) Sodium alkyl sulphate is a cationic detergent.
Explanation
(d)
Sodium alkyl sulphate is an anionic detergent as it gives anion which acts as surfactant.
$\ \ \ R{CH}_{2}\ \ \ —\ \ \ \ {SO}_{3}Na\ \longrightarrow R{CH}_{2}\ \ —{SO}_{3}^{-}\ + {Na}^{+}$
Sodium alkyl anionic part
sulphate
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.