MediumChemistry
+4 / -1
Zero oxidation state is present in:
A
O3
B
P4
C
S8
D
All of these
Previous
An element which never has a positive oxidation number in any of its compound is
NextIn all of its compounds, oxidation state of oxygen may vary from;
More from Redox Reaction
Medium
The number of moles of KMnO4 that will be needed to react completely with one mole of ferrous oxalat
EasyThe oxidation number of Sulphur in S₈ and S₂F₂ respectively are
MediumMatch the half-reactions (in column I) with change in oxidation number (in column II)
MediumThe number of oxygen atoms showing –1 oxidation state in CrO5 molecule are:
MediumWhich of the following is a redox reaction?
MediumGiven; Co3+ + e− → Co2+ ; E° = +1.81V Pb4+ + 2e− → Pb2+ ; E° = +1.67V Ce4+ + e− → Ce3+ ; E° = +1.61V
Practice Chemistry Exams
Full-length mock tests with detailed analytics, rank, and percentile.
Browse Exams