Chemistry - Complete d-block Question with Solution | TestHub

ChemistryComplete d-blockd-blockEasy2 minPYQ_2020
ChemistryEasysingle choice

Name the gas that can readily decolourise acidifiedKMnO4solution

Options:

Answer:
A
Solution:

SO2being a reducing agent can reduce and decolouriseKMnO4intoMn2+as follows
2KMnO4Purple/Violet+5SO2+2H2O→K2SO4+2MnSO4Colourless+2H2SO4

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

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