Chemistry - Complete d-block Question with Solution | TestHub

ChemistryComplete d-blockd-blockEasy2 minPYQ_2020
ChemistryEasysingle choice

On oxidation of S 2 O 3 2− byMnO 4 − in neutral aqueous medium, the oxidation state of S would change from:

Options:

Answer:
C
Solution:

In neutral aqueous medium, thiosulphate is oxidised almost quantitatively to sulphate: 8 Mn O 4 − +3  S 2 O 3 2− + H 2 O→8  MnO 2 +6  SO 4 2− +2 OH −

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

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