MEDIUM
11th CBSE
IMPORTANT
Earn 100

The oxidation states of iodine in HIO4, H3IO5 and H5IO6 are, respectively.

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Important Questions on Redox Reactions

EASY
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>COMPETITION FOCUS>Q I
Identify the case(s) where there is a change in oxidation number.
EASY
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>COMPETITION FOCUS>Q I
The correct order of N compounds in its decreasing order of oxidation states is 
EASY
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>COMPETITION FOCUS>Q I
In which of the following compounds, nitrogen exhibits highest oxidation state?
EASY
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>COMPETITION FOCUS>Q I
Which is the strongest acid in the following?
EASY
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>COMPETITION FOCUS>Q I
The pair of compounds having metals in their highest oxidation state is
MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>COMPETITION FOCUS>Q I
The number of electrons that are involved in the reduction of permanganate to manganese II salt, manganate and manganese dioxide respectively are
EASY
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>COMPETITION FOCUS>Q I
A metal ion M3+ loses 3 electrons, its oxidation number will be.
EASY
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>COMPETITION FOCUS>Q I
What is the oxidation state of Co in CoH2O5Cl2+?