Question

Which of the following produces a coordinate complex?

H2SeO4 + 2Cl- + 2H+ --> H2SeO3 + Cl2 + H2O

S8 + 8O2 --> 8SO2

3Br2 + 6OH- --> 5Br- + BrO3- + 3H2O

Ca+2 + SO4-2 -->CaSO4

PtCl4 + 2Cl- --> PtCl6(-2)

Answer 1

Pt is the most likely choice.