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When MnO(2) is fused with KOH, a coloure...

When `MnO_(2)` is fused with KOH, a coloured compound is the product and the colour is :-

A

`Mn_(2)O_(4)`, black

B

`KMnO_(4)`, purple

C

`Mn_(2)O_(3)`, brown

D

`K_(2)MnO_(4)` green

Text Solution

Verified by Experts

The correct Answer is:
D
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ALLEN-INORGANIC CHEMISTRY-COORDINATION COMPOUNDS & d-BLOCK COMPOUNDS
  1. Which of the following is not correctly matched ?

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  2. In complexes more stability is shown by:-

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  3. When MnO(2) is fused with KOH, a coloured compound is the product and ...

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  4. Which of the following is not correctly mathced ?

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  5. Which of the following is incorrectly matched complex?

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  6. Which of the following diagrams is correctly related to the conductivi...

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  7. The complex [Fe(H(2)O)(5)NO]^(2+) is formed in Brown ring test for nit...

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  8. Which are the correct statements

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  9. Which of the following is/are inner orbital complex as well as paramag...

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  10. In nitroprusside ion, the iron and NO exist as Fe^(II) and NO^(+) rath...

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  11. Na(2)S +Na(2)[Fe(CN)(5)NO] to Na(4) [Fe(CN)(5)NOS]. Oxidation numbe...

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  12. Which of the following are square planar complexes ? (i) [AuCl(4)]^(...

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  13. The crystal field-splitting for Cr^(3+) ion in octahedral field chang...

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  14. Which of the following is a high spin complex?

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  15. Which has maximum paramagnetic nature ?

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  16. Which of the following order of CFSE is incorrect?

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  17. Which of the following is/are inner orbital complex as well as dimagne...

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  18. Which of the following is/are correct about [Cu(NH(3))(4)]SO(4) :

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  19. The hybridisation of [CoF(6)]^(3-) & [Co(C(2)O(4))(3)]^(3-) are :-

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  20. A complex of certain metal has the magnetic moment of 4.91 BM. whereas...

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