Q. Which of the following statements regarding sulphur is incorrect?
A) SO_{2} molecule is paramagnetic.
B) The vapour at 200${^\circ}$C consists mostly of S_{8} rings.
C) At 600 C the gas mainly consists of S_{2} molecules.
D) The oxidation state of sulphur is never less than +4 in its compounds.
Explanation
(d)
Oxidation states of sulphur are
[table] -2 | in | H_{2}S ; 0 | in | S_{8} ; +2 | in | $S_{2}O_{3}^{2 -}$ ; +4 | in | SO_{2} ; +6 | in | SO_{3} [/table]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.