The catalyst used in the production of elemental sulphur from H2S (by oxidation-reduction) is _____________________?

The catalyst used in the production of elemental sulphur from H2S (by

1.	The catalyst used in the production of elemental sulphur from H2S (by oxidation-reduction) is _____________________?
A.	Alumina
B.	Silica gel
C.	Platinum
D.	Nickel
Answer» B. Silica gel