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Number of halide ions among (F^(-),Cl^(-...

Number of halide ions among `(F^(-),Cl^(-),Br^(-),I^(-))` which change their oxidation number on heating with `MnO_(2)+conc.H_(2)CO_(4)`

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The correct Answer is:
`0003`
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GRB PUBLICATION-D-BLOCK ELEMENTS-Subjective Type
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  5. The number of halides that do not exist among the following: CuF(2),...

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  6. Find the number of mixed oxides among the following: Mn(3)O(4),Fe(3)...

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  8. Find the number of colourless species among the following: Sc^(3+),T...

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  10. Predict the number of species which will be colourless in aqueous solu...

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  11. When mixture of NaCl and K(2)Cr(2)O(7) is gently warmed with conc. H(2...

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  12. Number of ions which given blue colour in aqueous state: V^(+4),Ni^(...

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  13. Define the oxidation states of Mn in product of the given reaction 3...

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  14. Find the number of metal ions which can produce high spin and low spin...

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  15. How many non-axial d-orbitals are involved in hybridisation of CrO(2)C...

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  16. Find the number of species from the following which has magnetic momen...

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  17. Total number of moles of Mohr's salt required per mole of dichromate i...

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