Chemistry - Complete d-block Question with Solution | TestHub

ChemistryComplete d-blockd-blockEasy2 minPYQ_2020
ChemistryEasysingle choice

In which of the following redox reaction precipitate is not formed?

Options:

Answer:
A
Solution:

Cr3+(aq)+Na2O2Sol.→CrO42-(aq)(Solution) no precipitate
Fe3+(aq)+(NH4)2S→FeS↓
Mn2+(aq)+H2O2+NH3→MnO(OH)2↓orMnO2↓2H2O
Fe2+(aq)+Na2O2→Fe(OH)3↓

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Complete d-blockSubtopic:d-block
⏱ 2mℹ️ Source: PYQ_2020

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