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Which of the following reaction(s) give(...

Which of the following reaction(s) give(s) blue precipitate?

A

`Hg^(2+)+Co^(2+)+4SCN^(-) (aq) rarr`

B

`CuSO_(4)+ "excess" NH_(3)rarr`

C

`Fe(OH)_(3) +"excess" NaOH rarr`

D

`Cu^(2+)+KSCN rarr`

Text Solution

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The correct Answer is:
A, C
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GRB PUBLICATION-SALT ANALYSIS-Multiple Objective Type
  1. Which of the following compounds may give white precipitate or turbidi...

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  2. Which of the following anionic radicals give white precipitate with ma...

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  3. Which of the following compounds give white ppt. with dil. HCI?

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  4. Which of the following compound(s) give yellow precipitate with BaCI(2...

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  5. Which of the following compound(s) reduces chromates and dichromates?

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  6. On dipping a loop of platinum wire in borax paste and heating the wire...

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  7. Which of the following compound(s) give white precipitate with silver ...

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  8. An aqueous solution of a substance gives a white precipitate on treatm...

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  9. Which of the following compound(s) gives brownish-black precipitate, o...

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  10. Select the correct statement(s):

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  11. Which of the following reagents give white precipitate with MgSO(4) so...

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  12. Which of the following reactions is/are represented correctly?

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  13. Given are the following observation: The correct statement is/are...

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  14. HgS is insoluble in:

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  15. Which of the following ppt. is soluble in both aqua regia and sodium d...

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  16. Which of the following compound(s) give precipitate of its basic salt ...

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  17. Soluble complex of 'R' Compound 'P' may be:

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  18. Which of the following reaction(s) give(s) blue precipitate?

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  19. Which of the following pair of species can be separated by dil. HCI?

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  20. In which reaction(s) blood red colouration is observed in product:

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