Molecular Symmetry

What colour is the Cobalt atom in this molecule ?

• Green

• Yellow

• White

• Black

How many C2 axes does this molecule have ?

• 1

• 5

• 2

• 3

What point group is suitable for this molecule ?

• D2

• C4v

• C3h

• D4h

What is the axis rotation for the 180° angle on this molecule ?

• C1

• C4

• C2

• D2

What is the direction of rotation for this molecule on all C2 axis ?

• Anticlockwise

• Clockwise

This molecule has 5 atoms

• True

• False

What is the correct chemical formula for this molecule ?

• (δ,δ)-trans-[Co(en)2Cl2]+

• Λ(λ,λ)-cis-[Co(en)2Cl2]+

• [Cr(CO)6]

• [OsCl2(CO)4] (trans)