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Which of the following salt gives green ...

Which of the following salt gives green colour mass in cobalt nitrate charcoal cavity test?

A

Al salts

B

Zn salts

C

Copper salts

D

Alumns

Text Solution

Verified by Experts

The correct Answer is:
B
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NARAYNA-QUALITATIVE ANALYSIS-Level -VI
  1. A pale green crystalline metal salt of M dissolves freely in water. It...

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  2. A white crystalline substance dissolves in water.On passing H(2)S in t...

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  3. Which of the following salt gives green colour mass in cobalt nitrate ...

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  4. Ammonia forms the complex [Cu(NH3)4]^(2+) with copper ions in alkaline...

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  5. Which of the following statements is correct ?

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  6. A solid compound X on heating gives CO(2) gas and a residue. The resid...

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  7. When measured amount of CN^(-) is added to a solution of Cu^(2+) ions ...

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  8. Which of the following statements is incorrect ?

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  9. In group separation, before precipitating out group III metal ions as ...

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  10. AgNO(3) solution produces white ppt. with a solution (A) which turns ...

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  11. Some of the following statements are correct and some are incorrect. ...

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  12. For the precipitation group IV metal ions as their insoluble carbonate...

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  13. A salt mixture contains anions A^(-) & B^(-) . To the sodium carbonate...

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  14. Which of the following statement is incorrect.

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  15. Aqueous ZnSO(4) treated with Na(2)CO(3)//H(2)O produces A which when h...

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  16. Which the following nitrate does not perform brown ring test ?

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  17. Which of the following will not give positive chromyl chloride test?

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  18. A metal gives two chlorides 'A' and 'B'.'A' gives black precipitate wi...

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  19. The missing product in the reaction Mg^(2+)+HPO(4)^(2-)+NH(4)OH rarr...

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  20. A metal salt solution forms a yellow precipitate with potassium chroma...

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