Chemistry - General Principles and Processes of Isolation of Metals Question with Solution | TestHub

ChemistryGeneral Principles and Processes of Isolation of MetalsGeneralEasy2 minPYQ_2020

ChemistryEasysingle choice

Oxidation states of the metal in the minerals haematite and magnetite, respectively, are

Options:

Answer:

Solution:

Hematite is a common iron oxide with a formula of $F e_{2} O_{3}$ so Fe in it has +3 oxidation state.
Magnetite is a rock mineral and one of the main iron ores, with the chemical formula $F e_{3} O_{4} o r (F e_{2} O_{3} . F e O)$ .so it is a mixed oxide with oxidation states of Fe as +3 and +2.

Stream:NTA_ABHYASSubject:ChemistryTopic:General Principles and Processes of Isolation of MetalsSubtopic:General

⏱ 2mℹ️ Source: PYQ_2020

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