Net ionic equations

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

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

What is oxidation number of Mn (charge) in MnO₂?

• 0

• +2

• -2

• +4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is oxidation number (charge) of P in K₃PO₄?

• +1

• +5

• -2

• 0

Tags

NGSS.HS-PS1-1

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

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

Which of these results in the formation of a precipitate?

• AgNO₃(aq)  +  NaOH(aq)→
• BaNO₃(aq)  +  CaCl₂(aq)→
• NaNO₃(aq)  +  KOH(aq)→
• More than one of these form precipitates

Write out the full ionic equation and the net ionic equation for the reaction:

sodium sulfate_(aq) + silver nitrate_(aq) -->

Tags

NGSS.HS-PS1-7

Write the full ionic and net ionic equations for the reaction: magnesium chloride_(aq) + lithium carbonate_(aq) -->

Tags

NGSS.HS-PS1-7