Net Ionic Equations and Redox

What is the precipitate formed when you mix silver nitrate with copper chloride?

• copper nitrate
• copper chloride
• silver chloride
• silver nitrate

Which of these lists contains only soluble substances? Don't forget that the halides (family 17) will form precipitates with Ag+, Pb2+ and Hg2+.

• sodium nitrate, potassium chloride, calcium carbonate
• lead nitrate, lead chloride, lead sulfate
• calcium nitrate, copper chloride, ammonium phosphate
• silver nitrate, barium sulfate, copper carbonate

What is the precipitate formed between potassium bromide and ammonium sulfide

• potassium sulfide
• ammonium bromide
• potassium ammonium
• no ppt is formed

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

Which pair could be spectator ions (don't form precipitates)?

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

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)

Which of the following does NOT form a precipitate?

• Pb(NO₃)₂(aq) + 2KI(aq) →
• Sr(NO₃)_{2 (aq)} + K₂SO_4(aq) →
• AgNO₃(aq) + Na₂S(aq) →
•  Pb(NO₃)₂(aq) + AgNO₃(aq) →

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 the reaction
2Ca(s) + O₂(g) → 2CaO(s), calcium is...

• Reduced
• Oxidized

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

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