M.Sc. Chemistry (PU-CET P.G) 2016 Panjab University Entrance Exam With Answers

Practice Mode:
31.

Which one of the following molecules contains a quadrupole bond ?

A: Mn2(CO)10
B: [Cr2O7]^2–
C: [Re2Cl8]^2–
D: Fe2(CO)9

The answer is: C