Which form of sulphur is the most stable at room temperature ?
Correct answer: C. Rhombic
- A. Plastic
- B. Monoclinic
- C. Rhombic
- D. Flowers of sulphur
Explanation
Rhombic sulphur is the stable allotrope below about 96°C, including room temperature. Monoclinic sulphur is stable only at higher temperatures, while plastic sulphur is metastable.
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
Glycerine is not used in the____________________?
High acid value of an oil or fat is an indication of _____________________?
Litharge is________________?
Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the_______________?
The major constituents of glass are____________________?
Aryl benzene sulphonate (ABS) is a____________________?