What is the color of [Ti(H₂O)6]3+ in aqueous solution?
[Ti(H₂O)6]3+ (Ti₃+, d1) absorbs blue-green light (498 nm) due to t2g to eg transition, appearing violet (complementary color).
Ref: NCERT Class 12 Chemistry > Chapter 5: Coordination Compounds > Topic: Werner's Theory and Definitions - Ligands Coordination Number