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If three electrons are lost by a metal i...

If three electrons are lost by a metal ion `M^(3+)`, its final oxidation number would be

A

zero

B

`+6`

C

`+2`

D

`4`

Text Solution

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The correct Answer is:
B
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MARVEL PUBLICATION-REDOX REACTIONS -TEST YOUR GRASP
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  4. When SO(2) is passed through the solution of potassium iodate,the oxid...

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  5. In the reaction between SO(2) and SO(3) the equivalent weight of ozone...

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  8. In the reaction which element undergoes oxidation as well as reduction...

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  9. In the chemical reaction, K(2)Cr(2)O(7)+xH(2)SO(4)+ySO(2)rarrK(2)SO(...

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  10. Consider the following reaction, 5H(2)O(2)+x ClO(2)+2OH^(-) to Cl^(-...

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  12. The oxidation states of sulphur in the anions SO(3)^(2-), S(2)O(4)^(2-...

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  14. Of the following elements, which one has the same oxidation state in a...

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  15. The oxidation number of carbon in CH2O is.

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  16. The oxidation number of phosphorus in Ba(H(2)PO(2))(2) is:-

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  17. When KMnO(4) is reduced with oxalic acid in acidic solution, the oxida...

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  18. If three electrons are lost by a metal ion M^(3+), its final oxidation...

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  19. Phosphorus has the oxidation state +3 in

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  20. When K(2)Cr(2)O(7) is converted to K(2)CrO(4), the change in the oxida...

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