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The chemical name of K(2)MnO(4) is -...

The chemical name of `K_(2)MnO_(4)` is `-`

A

Potassium permangnate

B

Potassium magnate

C

Potassium metamagnate

D

Potassium magnite

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Oxidation number of Mn in K_(2)MnO_(4) is

In acidic medium,potassium manganate undergoes disproportionation according to equation. 3MnO_(4)^(2-)+4H^(+)longrightarrow2MnO_(4)^(-)+MnO_(2)+2H_(2)O Equivalent weight of K_(2)MnO_(4) will be (Mol.wt.of K_(2)MnO_(4) =M)

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RESONANCE-PERIODIC TABLE & PERIODICITY-Inorganic chemistry (Periodic Table & Periodicity
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  2. The chemical formula of Aluminium plumbate is -

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  3. The chemical name of K(2)MnO(4) is -

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  4. The chemical name of NaH(2)PO(4) is -

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  5. The five successive ionisation energies energies of an element 'X' are...

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  6. For an element 'A' , the first ionisation energy will be numerically e...

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  7. The first ionisation energy of Al is smaller than that of Mg because :

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  8. In which of the following pairs, the first member has higher first ion...

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  9. Which of the following species will have the smallest size ?

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  10. The chemical formula of Permanganic acid is -

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  11. Which of the following is the correct order of ionisation enthalpy ?

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  12. The statement that is not correct for the periodic classification of e...

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  13. In the modern periodic table, the block indicates the value of ……………… ...

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  14. Element with electronic configuration as [Ar]^(18)d^(5)4s^(2) is place...

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  15. Which set does not show correct matching ?

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  16. Atomic radii of F & Ne in Anstrom are respectively given by :

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  17. Which of the following element has maximum first ionisation energy ?

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  18. The set representing the correct order of the first ionisation potenti...

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  19. Which of the following relation is correct with respect first (I) and ...

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  20. First, second & third ionization energies are 737, 1045 & 7733 KJ//mol...

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