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Colour of cobalt chloride solution is:...

Colour of cobalt chloride solution is:

A

pink

B

black

C

colourless

D

green

Text Solution

Verified by Experts

The correct Answer is:
A
Anhydrous Co`(II)` salts are blue in colour white hydrated Co`(II)` salts are pink/red.
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RESONANCE-QUALITATIVE ANALYSIS PART 1-A.L.P
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  2. A red solid is insoluble in water.However it becomes soluble if some K...

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  3. When a salt is heated with dilute H(2)SO(4) and KMnO(4) solution, the ...

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  4. Solution of a salt in dilute H(2)SO(4) or acetic acid produces deep bl...

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  5. A test tube containing a nitrate and another containing a bromide and ...

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  6. An inorganic salt when heated with concentrated H(2)SO(4) evolves a co...

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  7. Chromyl chloride vapours are dissolved in water and acetic acid and ba...

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  8. When CS(2) layer containing both Br(2) and I(2) (2:1) is shaken with e...

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  9. A metal salt solution gives a yellow precipitate with silver nitrate.T...

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

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  11. A white sodium salt dissolves in water to give a solution which is neu...

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  12. A one litre flask is full of reddish brown bromine fumes.The intensity...

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  13. Identify the compound which turns black with ammonia solution.

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

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  15. The composition of golden spangles is:

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  16. Select the incorrect statement(s).

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  17. Original solution of salt or mixture should not be prepared in concent...

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  18. White precipitate of PbSO(4) gets dissolved in:

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  19. What final product(s) is/are formed in the following series of reacton...

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  20. Which of the following sulphides do not dissolve in 50% HNO(3) but dis...

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  21. Which of the following statement(s) is/are correct ?

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