Question

Pick out the statement which is not true
(A) Tetrazine is harmful edible color
(B) Alitame is an artificial sweetener
(C) BHT is an antioxidant
(D) Sodium alkyl sulphate is a cationic detergent

Answer 1

Hint :The electron deficiency of the tetrazine ring is used for tuning of electronic and photophysical properties of materials. Tetrazine is a synthetic lemon yellow azo dye and is used in food colouring.

Complete Step By Step Answer:
Tetrazine is harmful and causes depression, migraine, blurred vision, itching, general weakness and purple skin patches. So, tetrazine is a harmful edible color. The structure of tetrazine is given below:

(drawn using chemdraw)
Alitame is an artificial sweetener and is $ 2000 $ times sweeter than sucrose. Sodium alkyl sulphate is an anionic detergent because it gives an anion after the reaction. This anion acts as a surfactant. The surfactant usually lowers the surface tension between two liquids or a gas and a liquid or a liquid and a solid. BHT is a chemical that is made in the lab and it is added to foods as a preservative. It is also used in some medicines. It is used in the treatment of cold sores, genital herpes and also AIDS. It is an antioxidant as it has antioxidant properties that help in protecting food from the effect of oxygen. It is considered as a carcinogen. It means it causes cancer.
Therefore, option D is the correct answer.

Note :
Alitame is highly stable even at high temperatures which makes it useful for cooking and baking purposes. It is not carcinogenic and a daily intake of $ 0 - 1mg $ per kilogram of body weight is allocated.