This quiz, titled '17. [Replacement Reactions] Quiz', assesses understanding of chemical reactions, focusing on replacement reactions. It evaluates knowledge on reaction types, electron transfer, precipitate formation, electrolyte strength, and acid identification, crucial for learners in advanced chemistry courses.
Na + CuNO3
Ag + CuNO3
Li + MgCO3
Ca + MgS
Diluting the base to a very low concentration.
Adding an acid, neutralizing the base.
Either of these options would make the base safer to work with.
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HNO3
NaOH
CuOH
AgOH
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HNO3
NaOH
H2SO4
HCl
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1 M HCl
0.1 M HCl
1 M HC2H3O2
0.1 M HC2H3O2
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Au3N + K
AuK + N
AuNK
No reaction will occur
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Li gives electrons to K, making Li a cation.
Li gives electrons to Br, making Li a cation.
K gives electrons to Li, making K a cation.
K gives electrons to Br, making Li a cation.
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Ca(OH)2
NaNO3
NaCa
OHNO3
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The substance is likely an acid.
The substance is likely a base.
The substance is likely neither an acid nor a base.
The substance is definitely a hydrocarbon.
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Al2O3 + Fe
AlO + Fe
AlFe + O
No reaction will occur
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Ca gives electrons to Zn, making Ca a cation.
Ca gives electrons to Zn, making Zn a cation.
Zn gives electrons to Ca, making Ca a cation.
Zn gives electrons to Ca, making Zn a cation.
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Mg gives electrons to K, making K a cation.
Mg gives electrons to K, making Mg a cation.
K gives electrons to Mg, making Mg a cation.
K gives electrons to Mg, making K a cation.
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Acids give hydrogen ions to bases.
Bases give hydrogen ions to bases.
Acids give electrons to bases.
Bases give electrons to acids.
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MgO + Ca
MgCa + O
MgCaO2
No reaction will occur
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Sodium gives electrons to silver, making silver a cation.
Sodium gives electrons to silver, making sodium a cation.
Silver gives electrons to sodium, making silver a cation.
Silver gives electrons to sodium, making sodium a cation.
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Ca2+(aq) + OH-(aq) --> Ca(OH)2 (s)
Na+ (aq) + NO3- (aq) --> NaNO3 (s)
Na+ (aq) + OH-(aq) + Ca2+ (aq) + NO3- (aq) --> Ca(OH)2 (s) + NaNO3 (s)
No reaction occurs
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Pb2+(aq) + I-(aq) --> PbI2 (s)
K+ (aq) + NO3- (aq) --> KNO3 (s)
K+ (aq) + I-(aq) + Pb2+ (aq) + NO3- (aq) --> Ca(OH)2 (s) + KNO3 (s)
No reaction occurs
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Al gives electrons to O, making Al a cation.
Al gives electrons to O, making Fe a cation.
Al gives electrons to Fe, making Fe a cation.
Al gives electrons to Fe, making Al a cation.
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Strong bases remove hydrogen ions from other compounds easily.
Strong bases give away hydrogen ions more easily than weak bases.
Strong bases always come in high concentrations.
Adding a hydrogen ion to a strong base is more difficult than adding one to a weak base.
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CaCO3
KCl
KCa
No precipitate will form.
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Ag+(aq) + Cl-(aq) --> AgCl (s)
Na+ (aq) + NO3- (aq) --> NaNO3 (s)
Na+ (aq) + Cl-(aq) + Ag+ (aq) + NO3- (aq) --> AgCl (s) + NaNO3 (s)
No reaction occurs
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The substance is likely an acid.
The substance is likely a base.
The substance is likely neither an acid nor a base.
The substance is definitely a hydrocarbon.
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K+(aq) + Cl-(aq) --> KCl (s)
Ca2+ (aq) + (CO3)2- (aq) --> CaCO3 (s)
K+ (aq) + (CO3)2-(aq) + Ca2+ (aq) + Cl- (aq) --> KCl (s) + CaCO3 (s)
No reaction occurs
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AgCl
NaNO3
AgNa
No precipitate will form.
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Cu + Na2S
Cu + NaS
NaCu + S
No reaction will occur
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No precipitate will form.
NaOH
KCl
NaK
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Na+(aq) + OH-(aq) --> NaOH (s)
K+ (aq) + Cl- (aq) --> KCl (s)
Na+ (aq) + OH-(aq) + K+ (aq) + Cl- (aq) --> KCl (s) + NaOH (s)
No reaction occurs
No precipitate will form.
CaS
KNO3
CaK
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Strong acids dissociate more easily than weak acids.
Removing a hydrogen ion from a strong acid is more difficult than removing one from a weak acid.
Strong acids always have high concentrations.
Strong acids are amphoteric.
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