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In which of the following reaction "Phil...

In which of the following reaction "Philosopher's wool" is formed

A

`ZnO`

B

`BaO`

C

`HgCl`

D

`Hg_(2)Cl_(2)`

Text Solution

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The correct Answer is:
1
`ZnO`
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RESONANCE-D & F BLOCK ELEMENTS-INORGANIC CHEMISTRY(d & f- Block Elments)
  1. Why does ZnO show increased electrical conductivity and turns yellow o...

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  2. Which of the following is arranged in order of incresing melting point...

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  3. In which of the following reaction "Philosopher's wool" is formed

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  4. CrO3 dissolves in aqueous NaOH to give

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  5. Mercury on heating with aqua regia gives

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  6. The formula of azurite is :

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  7. Oxide of metal cation which is not amphoteric ?

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  8. The ratio of mass of a diamagnetic substance in a magnetic field to it...

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  9. CrO(4)^(2-) (yellow) changes to Cr(2)O(7)^(2-)(orange ) in pH=y . Henc...

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  10. An excess of Na(2)S(2)OO(3) react with aqueous CuSO(4) to give

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  11. [Cr(H2 O)6]Cl3 (at no. of Cr = 24) has a magnetic moment of 3.83 B.M. ...

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  12. Potassium manganate (K2MnO4) is formed when

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  13. Uub is the symbol for the element with atomic number-

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  14. Which of the following species has O-O bond?

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  15. FeCr(2)O(4)( chromite ) is converted to Cr by following steps : Chro...

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  16. When the same amount of zinc is treated separately with excess of sulp...

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  17. Both [Ni(CO)4] and [Ni (CN)4]^(2-) are diamagnetic The hybridisation...

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  18. Spin - only magnetic moment of [Co(NH(3))(3)(H(2)O)(3)]Cl(3)( in Bohr ...

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  19. CO forms a volatile carbonyl complex with which of the following metal...

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  20. Match List I with List II and select the correct answer using the code...

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