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Which sulphides are soluble only in aqua...

Which sulphides are soluble only in aqua regia ?

A

`NiS`

B

`CoS`

C

`HgS`

D

`CdS`

Text Solution

Verified by Experts

The correct Answer is:
a,b,c
These are soluble in aqua regia only
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CENGAGE CHEMISTRY ENGLISH-QUALITATIVE INORGANIC SALT ANALYSIS-Exercises (Multiple Correct) Part-B (Analysis Of Cations)
  1. An aqueous solution of a substance gives a white percipitate on trea...

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  2. When H(2)S gas is passed through aqueous solution of CuCl(2), HgCl(2),...

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  3. Which of the following is/are soluble in excess of NaOH,(X) Pb(OH)(2)(...

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  4. Aqueous solution contains Zn(CH(2)COO)(2),Cd(CH(3)COO)(2) and Cu(CH(3)...

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  5. Which of the following paires can be septated by H(2)S in dil HCI?

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  6. An inorganic salt solution paires on treatment with HCI will not give...

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  7. Ammonium molybdate is used to test the radical

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  8. Which of the following chlorides are water soluble ?

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  9. Which of the following metal sulphide is soluble in hot and dil HNO(3...

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  10. Which of the following ppt , is soluble dil , HNO(3)and NH(3) solutio...

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  11. Which of the following ppt is insoluble in NH(3) solution ?

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  12. Which of the following will be completely or parially dissolved in NH...

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  13. Interfering radicals interfere the test of

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  14. Which of the following is/are correct for potassium ferrcysnide?

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  15. Which of the following statement is not correct ?

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  16. Which of the following compound are having white ppt ?

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  17. Which of the following compound do not have white colour in the form ...

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  18. Out of Cu^(2+),Ni^(2+),Co^(2+) and Mn^(2+) of those that dissolve in ...

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  19. Which sulphides are soluble only in aqua regia ?

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  20. Which of the following cation may be present in white ppt ?

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