Chemistry - Complete s-block Question with Solution | TestHub

ChemistryComplete s-blockMiscellaneous/MixedEasy2 minPYQ_2020
ChemistryEasysingle choice

Hydrogen peroxide oxidises[Fe(CN)6]4-to[Fe(CN)6]3-in acidic medium but reduces[Fe(CN)6]3-to[Fe(CN)6]4-in alkaline medium. The other products formed are, respectively

Options:

Answer:
D
Solution:

(i)  Fe (CN) 6 4− + H 2 O 2 +2 H + → Fe +3 (CN) 6 3− +2 H 2 O (ii) Fe +3 (CN) 6 3− + H 2 O 2 +2 OH − → Fe +2 (CN) 6 4− + O 2 +2 H 2 O

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Complete s-blockSubtopic:Miscellaneous/Mixed
⏱ 2mℹ️ Source: PYQ_2020

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