|
Test |
Observation |
Conclusion |
(i) |
To solution A, barium chloride solution and dil. HCl were added. |
(i) |
Solution A contains
SO42− ions. |
(ii) |
To solution B, NaOH solution was added. |
(ii) |
Solution B contains
Fe3+ ions. |
(iii) |
To solution C, NH4OH was added slowly till it was in excess. |
(iii) |
Solution C contains
Cu2+ ions. |
(iv) |
To solution D, AgNO3 solution and dil. HNO3 acid were added. |
(iv) |
Solution D contains
Cl− ions. |