Which of the following is not an insecticide ?
Correct answer: D. Hexane
- A. Hydrocyanic acid
- B. Nicotine
- C. Sodium fluoride
- D. Hexane
Explanation
Hexane is an organic solvent and is not normally used as an insecticide. Hydrocyanic acid, nicotine, and sodium fluoride have all been used as fumigant or contact insecticides.
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
Poly Vinyl Chloride (P.V.C.) is a ______________ material ?
_______________ is used as a flux in the smelting of copper ore like chalcopyrite ?
Glauber's salt is chemically ?
Molecular weight of plastics ranges from ______________________?
Major component of flint glass is_____________________?
Starting material for the production of styrene butadiene rubber (SBR) is________________?