Chemical Equations

What is the state of matter symbol for an insoluble compound?

• (s)
• (aq)
• (g)
• (l)

What is a precipitate?

• A solid formed from a single replacement reaction
• An aqueous compound formed from single replacement reaction 
• An aqueous compound formed from double replacement reaction
• A solid formed from a double replacement reaction

Is AgCl soluble or insoluble?

• Soluble
• Insoluble
• Neither 
• Both

What is the generic equation for a double replacement reaction? 

• AB + CD ---> AD + CB
• AB + CD ---> DA + CB
• AB + CD ---> A + BC
• AB + CD ---> D + CBA

2) The balanced molecular equation for complete neutralization of H₂SO₄ by KOH in aqueous solution is __________.

• A) 2H+ (aq) + 2OH- (aq) → 2 H₂O (l)

• B) 2H+ (aq) + 2KOH (aq) → 2 H₂O (l) + 2K+ (aq)

• C) H₂SO₄ (aq) + 2OH- (aq) → 2 H₂O (l) + SO₄2- (aq)

• D) H₂SO₄ (aq) + 2KOH (aq) → 2 H₂O (l) + K₂SO₄ (s)

• E) H₂SO₄ (aq) + 2KOH (aq) → 2 H₂O (l) + K₂SO₄ (aq)

Which is the correct net ionic equation for the reaction of AgNO₃ and CaCl₂?

• Ca²⁺(aq) +  2Cl^- (aq) → CaCl(s)
• Ag⁺(aq)  +  Cl^- (aq) → AgCl(s)
• Ag +  Cl  →  AgCl
• Ag⁺  +  Ca²⁺   →Ag₂Ca (s)

What precipitate forms when you mix lead (II) nitrate with sodium chloride?

• sodium nitrate 
• lead (II) chloride 
• sodium lead
• chloride nitrate 

What are the spectator ions in this reaction?
CuCl₂(aq) + NaOH(aq) → Cu(OH)₂(s) + NaCl(aq)
 

• Cu²⁺ and OH^1-
• Na²⁺ and Cl^2-
• Na¹⁺ and Cl^1-
• Na¹⁺ and OH^1-

What is Solubility? 

• What is dissolved 
• What does the dissolving
• A measure of how much solute can dissolve in solvent 
• a charged ion 

Is NaCl soluble or insoluble?

• Soluble
• Insoluble 
• Neither
• Soluble and Insoluble