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Calculate the magnetic moments of Fe^(2+...

Calculate the magnetic moments of `Fe^(2+)` and `Fe^(3+)`

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No. of unpaired electrons in `Fe^(2+) = 4`
`mu =sqrt(4(4+2) ) = 4.90 B.M.`
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MODERN PUBLICATION-D AND F-BLOCK ELEMENTS-PRACTICE PROBLEM
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  2. Out of Fe^(2+) and Fe^(3+) which is more paramagnetic and why?

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  8. Give reason, Mn^(2+) ion is more paramagnetic than Fe^(2+) ion.

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  12. Chromite is ...........

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  13. KMnO4 overset("heat")(to) ………… + MnO2 + …………..

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  14. Write ionic equation showing KMnO4 acting as an oxidising agent in ac...

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  15. What is the oxidation state of (i) Cr in dichromate ion (ii) ...

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  16. The equivalent weight of KMnO(4) in (a) neutral medium, (b) acidic med...

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  17. Complete the chemical reactions : (i) MnO4^(-) + SO2 + H^(+) to ...

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