Match the complex ions given in Column I with the colours given in Column II and assign the correct code :
Column I (Complex ion) |
Column II (Colour) |
A. [Co(NH3)6]3+ |
1. Violet |
B. [Ti(H2O)6]3+ |
2. Green |
C. [Ni(H2O)6]2+ |
3. Pale blue |
D. (Ni (H2O)4 (en)]2+ (aq) |
4. Yellowish orange |
|
5. Blue |
Code :
(i) A (1) B (2) C (4) D (5)
(ii) A (4) B (3) C (2) D (1)
(iii) A (3) B (2) C (4) D (1)
(iv) A (4) B (1) C (2) D (3)