GKFix MCQ Question

Which of the following coordination entities is chiral?

• A. trans-[CrCl₂(ox)₂]³⁻
• B. [Cr(ox)₃]³⁻
• C. [Cr(NH₃)₆]³⁺
• D. cis-[CrCl₂(ox)₂]³⁻