Unit 9 Solutions

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

What do you use to determine the states of matter of the products in a double replacement reaction?

• Oxidation Number

• Activity Series on formula chart

• Solubility Chart

• Ionic Charges

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

Tags

NGSS.HS-PS1-3

In this equation,

CuCl₂+ NaOH → Cu(OH)₂ + NaCl

Which product is insoluble?

• copper(II) hydroxide

• sodium chloride

• sodium hydroxide

• copper(II) chloride

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 are the spectator ions in the reaction of sodium chloride with silver nitrate?

• silver and nitrate
• sodium and chloride
• sodium and nitrate
• silver and chloride

In this equation,
CuCl₂ + NaOH  → Cu(OH)₂ + NaCl
Which product is insoluble?

• copper(II) hydroxide
• sodium chloride
• sodium hydroxide
• copper(II) chloride

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

• Ca²⁺(aq) +  2Cl^1- (aq) → CaCl(s)
• Ag⁺(aq)  +  Cl^1- (aq) → AgCl(s)
• Ag +  Cl  →  AgCl
• Ag⁺  +  Ca²⁺   →Ag₂Ca (s)