Free Printable Complex Ions (AP Chem)

1.

What is the name of this compound?

a)

Ammonia

b)

Ammonium

c)

Mononitrogen Trihydride

2.

What is the name of a molecule that bonds to a metal ion in a complex ion

a)

Lizard

b)

Ligand

c)

Anion

3.

What is the formula of the following complex ion reaction?

$Pb_{ }^{2+}\ +\ OH^-$

a)

$\left[Pb\left(OH\right)_4\right]^{2+}$

b)

$\left[Pb\left(OH\right)_4\right]^{4+}$

c)

$\left[Pb\left(OH\right)_4\right]^{4-}$

d)

$\left[Pb\left(OH\right)_4\right]^{2-}$

4.

What is the formula of the following complex ion reaction?

$Cu_{ }^{2+}\ +\ NH_3^{ }$

a)

$\left[Cu\left(NH_3\right)_4\right]^{2+}$

b)

$\left[Cu\left(NH_3\right)_4\right]^{4+}$

c)

$\left[Cu\left(NH_3\right)_4\right]^{4-}$

d)

$\left[Cu\left(NH_3\right)_4\right]^{2-}$

5.

What is the general rule for the amount of ligands bonded to a metal cation?

a)

Number of ligands is equal to the charge of the cation

b)

Number of ligands is equal to the charge of the anion

c)

Number of ligands is double the charge of the anion

d)

Number of ligands is double the charge of the cation

6.

What is the formula for the complex ion formed in the below reaction?

$Zn^{2+}\ +\ OH^-$

a)

$\left[Zn\left(OH\right)_2\right]^{2-}$

b)

$\left[Zn\left(OH\right)_2\right]^{2+}$

c)

$\left[Zn\left(OH\right)_4\right]^{2-}$

d)

$\left[Zn\left(OH\right)_4\right]^{2+}$

7.

What geometry (or geometries) could the complex ion [CrCl₂(OH)₂]⁺² adopt?

a)

Octahedral ion

b)

Tetrahedral ion

c)

Square planar complex

8.

Positively charged metal ion act as........

a)

Lewis base

b)

Lewis acid

9.

Small, highly charged metal ions have the lowest tendency to act as Lewis acid and form complex ion

a)

True

b)

False

10.

What is the oxidation number for Mn in the complex K₃[Mn(OH)₂(CN)₄]?

a)

+1

b)

+2

c)

+3

Complex Ions (AP Chem)

Total questions: 10

Worksheet time: 5mins

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