Question

Which from following metal ions in their respective oxidation states forms colourless compounds?

• A. \(\text{Ti}^{4+}\)
• B. \(\text{V}^{3+}\)
• C. \(\text{Cu}^{2+}\)
• D. \(\text{Mn}^{2+}\)

Hint:

Rule: \(d^0\) or \(d^{10}\) → colourless compounds.

Answer 1

The Correct Option is A