Which group contains coloured ions out of the following? 1] Cu + 2] Ti 4+ 3] Co 2+ 4] Fe…
Chemistry · Class 12 · CBSE — The d- and f-Block Elements
Which group contains coloured ions out of the following?
1] Cu+ 2] Ti4+ 3] Co2+ 4] Fe2+
1] Cu+ 2] Ti4+ 3] Co2+ 4] Fe2+
- 1, 2, 3, 4
- 3, 4
- 2, 3
- 1, 2
Answer
(B) 3, 4
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