Practice - Aqueous Reactions

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

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 

Tags

NGSS.HS-PS1-2

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-

Which pair could be spectator ions?

• NH₄⁺ and Cl^-
• Ca⁺² and OH^-
• Ag+ and Br-
• Sr⁺² and CO₃ ^-2

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 

Tags

NGSS.HS-ESS2-5

What is the name of the precipitate formed in the reaction of calcium sulfide and aluminum nitrate

• calcium nitrate
• aluminum sulfide
• no ppt is formed
• aluminum nitrate

Tags

NGSS.HS-PS1-2

Which combination will produce a precipitate?

• NaCl (aq) and HC₂H₃O₂ (aq)
• NaOH (aq) and Fe(NO₃)₂ (aq)
• AgNO₃ (aq) and Ca(C₂H₃O₂)₂ (aq)
• NH₄OH (aq) and HCl (aq)

Tags

NGSS.HS-PS1-5

When aqueous solutions of AgNO₃ and NaI are mixed, AgI precipitates. The balanced net ionic equation is

• Ag⁺ (aq) + NO₃^- (aq)   >  AgNO₃ (aq)
• AgNO₃ (aq) + NaI (aq)   >   AgI (s) + NaNO₃ (aq)
• Ag⁺ (aq) + I^- (aq)   >    AgI (s)
• Ag⁺ (aq) + NO₃^- (aq) > AgNO₃ (s)