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The aqueous solution of the following sa...

The aqueous solution of the following salts will be coloured in the case of :

A

`Zn(NO_(3))_(2)`

B

`LiNO_(3)`

C

`Co(NO_(3))_(2)`

D

potash alum

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The correct Answer is:
C
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RESONANCE-D BLOCK ELEMENTS-EXERCISE-2 PART-II
  1. Which of the following is expected to be coloured?

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  2. Most transition metals:(I) Form sets of compounds which display differ...

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  3. The aqueous solution of the following salts will be coloured in the ca...

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  4. Which one of the following characteristics of the transition metals is...

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  5. German silver is an alloy of copper and:

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  6. Ferric sulphate on heating gives:

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  7. Anhydrous ferric chloride is prepared by:

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  8. At 3000^(@)C FeCl(3):

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  9. Iron is rendered passive by treatment with concentrated :

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  10. Lucas reagent is:

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  11. Which one of the following dissolves in hot concentrated NaOH?

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  12. The compound used for gravimetric estimation of Cu(II) is:

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  13. In the reaction,2CuCl(2)+2H(2)O+SO(2)toA+H(2)SO(4)+2HCl,A is

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  14. Sodium thiosulphate is used in photography because of its:

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  15. MnO(4)^(2-) (1 mole) in neutral aqueous medium is disproportionate to

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  16. When H(2)O(2) is added to an acidified solution of K(2)Cr(2)O(7):

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  17. The number of moles of KMn(4) that will be needed to react with one mo...

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  18. Ammonium dichromate is used in some fireworks. The green-coloured powd...

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  19. The number of moles of KMnO(4) that will be needed to react completely...

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  20. Super conductors are derived from compound of:

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