8.2 Compounds in Aqueous Solution

Identify these compounds as containing covalent bonds or ionic bonds.

PCl₃

FeCl₃

Cl₂

PCl₃ = covalent bonds

FeCl₃ = ionic bonds

Cl₂ = covalent bonds

What does the 7 strong electrolytes have in common?

The first 3 are in group 7, Cl, Br, I, except for fluorine

what to all the strong bases have in common?

They all have OH and all are soluble

Identify each of the following substances as a strong electrolyte, weak electrolyte, or nonelectrolyte:

a.H₂SO₃

b.KCl

c.HNO₃

d.HC₂H₃O₂

e.C₁₂H₁₂O₁₁

a.weak electrolyte

b.strong electrolyte

c.strong electrolyte

d.weak electrolyte

e.nonelectrolyte

Write both complete ionic and net ionic equations for the following reactions:

NaOH_(aq) + Fe(NO3)_2(aq)—>

Predict the solubility of the following salts

a. BaSO₄

b.K₃PO₄

c.Mg(OH)₂

d.Mg(ClO₄)₂

a.insoluble

b.soluble

c.insoluble

d.soluble

Classify the following as strong or weak acids

a. HCl

b.HNO₂

c.H₂SO₄

d. H₃PO₄

e. H₂SO₃

f. HClO₄

g. HI

a. HCl Strong acid

b.HNO₂ Weak acid

c.H₂SO₄ Strong acid

d. H₃PO₄ Weak acid

e. H₂SO₃ Weak acid

f. HClO₄ Strong acid

g. HI Strong acid

Write both complete ionic and net ionic equations for the following reactions:

AgNO₃ + CaCl₂ →