Bio-degradable detergents ___________________?
Correct answer: A. Can be readily oxidised
- A. Can be readily oxidised
- B. Pose problem in sewerage plant
- C. Have an isoparaffinic structure
- D. Should not be used as it spoils the cloth
Explanation
Biodegradable detergents are readily attacked and oxidised by microorganisms, so they break down in the environment. Persistent detergents resist this oxidation and can cause foaming and pollution in sewage systems.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Chemical Process Principles
2,710 free Chemical Process Principles MCQs from Chemical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Chemical Engineering questions like this
Chemical Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Chemical Process Principles questions
CaCl(OCl) is the chemical formula of___________________?
Permanent hardness of water can be removed by_________________?
Enamels______________________?
Laboratory glass wares which reacts with hydrofluoric acid, are made of the ______________ glass?
Polymethyl methacrylate (PMMA) is known as ____________________?
Function of thinner in a paint is to ______________________ ?