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Some Basic Concepts Of Chemistry

JEE Main 2023 (Online) 24th January Morning Shift

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When \(\mathrm{Fe_{0.93}O}\) is heated in presence of oxygen, it converts to \(\mathrm{Fe_2O_3}\). The number of correct statement/s from the following is ________


A. The equivalent weight of \(\mathrm{Fe_{0.93}O}\) is \({{\mathrm{Molecular\,weight}} \over {0.79}}\)


B. The number of moles of Fe\(^{2+}\) and Fe\(^{3+}\) in 1 mole of \(\mathrm{Fe_{0.93}O}\) is 0.79 and 0.14 respectively


C. \(\mathrm{Fe_{0.93}O}\) is metal deficient with lattice comprising of cubic closed packed arrangement of O\(^{2-}\) ions


D. The % composition of Fe\(^{2+}\) and Fe\(^{3+}\) in \(\mathrm{Fe_{0.93}O}\) is 85% and 15% respectively

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