Worksheets5.3 Precipitation reactions
Total questions: 10
Worksheet time: 40mins
When solutions of two ionic compounds are combined and a solid forms, the process is called
hydration
solvation
dissociation
precipitation
Precipitation reactions: when chemicals in a solution react to form ___
a gas
a liquid
a solid
rain
Which of the following compounds is SOLUBLE?
copper carbonate
calcium carbonate
potassium carbonate
strontium carbonate
What is the net ionic equation for the precipitation reaction between BaCl2 and Na2SO4?
BaCl2(aq) + Na2SO4(aq) --> BaSO4(s) + 2NaCl(aq)
Na+(aq) + Cl-(aq) --> NaCl(s)
Ba2+(aq) + SO42-(aq) --> BaSO4(s)
Ba2+(aq) + 2Cl-(aq) + 2 Na+(aq) + SO42-(aq) --> BaSO4(s) + 2Cl-(aq) + 2Na+(aq)
When solutions of MgCO3 and Fe2(SO4)3 are combined, what precipitate(s) forms?
MgSO4
neither form a precipitate
MgSO4 and Fe2(CO3)3
Fe2(CO3)3
Identify the spectator ion(s) in the equation: 2Ag+(aq) + 2NO3–(aq) + 2Na+(aq) + S2–(aq) --> Ag2S(s) + 2Na+(aq) + 2NO3–(aq)
2Ag+(aq) + 2NO3–(aq)
2Na+(aq) + 2NO3–
2Na+(aq) + S2–(aq)
Ag2S(s) + 2Na+(aq
What would be the formula of the precipitate that forms when Pb(NO3)2 (aq) and K2SO4 (aq) are mixed?
K(NO3)2
PbSO4
PbK2
H2O
What is the net ionic equation for the precipitation reaction between BaCl2 and Na2SO4?
BaCl2(aq) + Na2SO4(aq) --> BaSO4(s) + 2NaCl(aq)
Na+(aq) + Cl-(aq) --> NaCl(s)
Ba2+(aq) + SO42-(aq) --> BaSO4(s)
Ba2+(aq) + 2Cl-(aq) + 2 Na+(aq) + SO42-(aq) --> BaSO4(s) + 2Cl-(aq) + 2Na+(aq)
When solutions of MgCO3 and Fe2(SO4)3 are combined, what precipitate(s) forms?
MgSO4
neither form a precipitate
MgSO4 and Fe2(CO3)3
Fe2(CO3)3
Identify the spectator ion(s) in the equation: 2Ag+(aq) + 2NO3–(aq) + 2Na+(aq) + S2–(aq) --> Ag2S(s) + 2Na+(aq) + 2NO3–(aq)
2Ag+(aq) + 2NO3–(aq)
2Na+(aq) + 2NO3–
2Na+(aq) + S2–(aq)
Ag2S(s) + 2Na+(aq
