1. A labile ion undergoes rapid ligand exchange. a. True b. False 2. A trans iso

Question

1. A labile ion undergoes rapid ligand exchange.

a. True

b. False

2. A trans isomer has identical ligands opposite to each other.

a. True

b. False

3. How many unique isomers are possible for Na[CoCl4(NH3)2] if the geometry is based on an octahedron?

a. Four

b. Two

c. One

d. Three

4.What kind of isomers polarize incident light with equial magnitude but in opposing directions?

a. racemic mixture

b. enantiomers

c. linkage isomers

d. diastereoisomers

5. Select the correct numbers of unpaired electrons for Mn2+in weak and strong octahedral crystal fields?

8. When a metal ion is at the centre of an octahedral complex, the crystal field that is subsequently established causes the five d atomic orbitals to become non-degenerate. Select from options 1-4 below, referring to the figure below which shows how these five energy levels are rearranged.

Explanation / Answer

true

false

one

c. linkage isomers

c. 3 only

d. 4 or 2

e. 5 or 1

a. [Mn(H2O)6]2+

d. All of the above

d. Option 3

Sn

b. Boiling Point Analysis

d. Infrared Spectroscopy

e. Gravimetric Analysis

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