Chemistry - Redox Reactions Question with Solution | TestHub

ChemistryRedox ReactionsMiscellaneous/MixedEasy2 minPYQ_2020

ChemistryEasysingle choice

Determine the oxidation number of the underlined atom in ${Rb}_{4} Na [H \underline{V_{10}} O_{28}]$

Answer:

Solution:

Let the oxidation number of $V$ be $‘ a ’$ , then

$(4 \times 1) + 1 + [1 + (10 \times a) + (28 \times (- 2))] = 0$

Hence, $a = + 5$

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Redox ReactionsSubtopic:Miscellaneous/Mixed

⏱ 2mℹ️ Source: PYQ_2020

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