Mercaptans is represented as (where R and R' are alkyl groups) _____________________?
Correct answer: B. R-S-H
- A. R-COOH
- B. R-S-H
- C. R-S-R
- D. R-S-R'
Explanation
Mercaptans are thiols, formed when a hydrogen atom is attached to sulfur in an organic group, so their general formula is R–SH. R–S–R represents a thioether, not a mercaptan.
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
Pick out the wrong statement about the smoking tendency of various hydrocarbon constituents of kerosene ?
Antioxidants are added in petrol to _____________________?
Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about_________________?
Cetane number of alpha methyl naphthalene is assumed to be_________________?
Naphthenic acid is a/an ______________ compound?
LPG when brought to atmospheric pressure & temperature will be a________________?