MEDIUM
JEE Main
IMPORTANT
Earn 100

Determine the oxidation state of underlined element:

Na2S2

Important Questions on Redox Reactions

MEDIUM
JEE Main
IMPORTANT
Chapterwise/Topicwise Daily Practice Problems (DPP) Physical Chemistry Part 1 JEE Main & Advanced>Chapter 2 - Redox Reactions>DPP 2.1>Q 5
Find the oxidation number of Fe in Fe3O4 and in Fe(III)4 Fe(II)(CN)63:
HARD
JEE Main
IMPORTANT
Chapterwise/Topicwise Daily Practice Problems (DPP) Physical Chemistry Part 1 JEE Main & Advanced>Chapter 2 - Redox Reactions>DPP 2.1>Q 6
Which of the following has been arranged in the decreasing order of oxidation number of sulphur?
MEDIUM
JEE Main
IMPORTANT
Chapterwise/Topicwise Daily Practice Problems (DPP) Physical Chemistry Part 1 JEE Main & Advanced>Chapter 2 - Redox Reactions>DPP 2.1>Q 7
Oxidation number of Pr in Pr6O11 is:
HARD
JEE Main
IMPORTANT
Chapterwise/Topicwise Daily Practice Problems (DPP) Physical Chemistry Part 1 JEE Main & Advanced>Chapter 2 - Redox Reactions>DPP 2.1>Q 8
In which case has the oxidation number of Cr been affected?
MEDIUM
JEE Main
IMPORTANT
Chapterwise/Topicwise Daily Practice Problems (DPP) Physical Chemistry Part 1 JEE Main & Advanced>Chapter 2 - Redox Reactions>DPP 2.1>Q 9
Prussian blue has two types of iron with oxidation number as shown: FeIII[FeII(CN)6]. What is the net charge on Prussian blue?
HARD
JEE Main
IMPORTANT
Chapterwise/Topicwise Daily Practice Problems (DPP) Physical Chemistry Part 1 JEE Main & Advanced>Chapter 2 - Redox Reactions>DPP 2.1>Q 10
Iodine has +7 oxidation state in:
HARD
JEE Main
IMPORTANT
Chapterwise/Topicwise Daily Practice Problems (DPP) Physical Chemistry Part 1 JEE Main & Advanced>Chapter 2 - Redox Reactions>DPP 2.1>Q 11
The oxidation state of phosphorus in BaH2PO32 is:
HARD
JEE Main
IMPORTANT
Chapterwise/Topicwise Daily Practice Problems (DPP) Physical Chemistry Part 1 JEE Main & Advanced>Chapter 2 - Redox Reactions>DPP 2.1>Q 12
In which of the following transformations, oxygen is not the reducing agent?