Chemistry - Complete d-block Question with Solution | TestHub

ChemistryComplete d-blockd-blockEasy2 minPYQ_2020

ChemistryEasysingle choice

In chromite ore, the oxidation number of iron and chromium are respectively.

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Answer:

Solution:

Actual composition of chromite ore $(F e C r_{2} O_{4})$ is FeO. ${C r}_{2} O_{3}$ . In FeO, the oxidation state of Fe is +2 while in ${C r}_{2} O_{3}$ , the oxidation state of Cr is +3.

Stream:NTA_ABHYASSubject:ChemistryTopic:Complete d-blockSubtopic:d-block

⏱ 2mℹ️ Source: PYQ_2020

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