Free Printable AP - Chemical Reactions

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AP - Chemical Reactions

Total questions: 14

Worksheet time: 28mins

Name

Class

Date

What element is being Oxidized?

If an atom loses electrons during a chemical reaction, the atom was:

Oxidized

Reduced

Neutralized

Precipitated

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 is the oxidation number of N in NO₂^-1?

-3

-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-

HC₂H₃O₂ + H₂O → H₃O⁺ + C₂H₃O₂^1-

HC₂H₃O₂is acting as

a conjugate base

a Bronsted Lowry base

a Bronsted Lowry acid

none of the above

What is the conjugate base of H₂SO₄?

SO₄^2-

H₂SO₃

HSO₃^1-

HSO₄^1-

Which of the following is a strong acid?

NaOH

HCl

H₂O

10.

I have 25mLof 1M HCl which neutralises 20mL of NaOH. What is the concentration of the NaOH?

0.8 M

1 M

1.25 M

11.

Which of the following is a conjugate acid/base pair?

HCl/OCl^-

H₂SO₄/SO₄^2-

NH₄⁺/NH₃

H₃O⁺/OH^-

12.

Which diagram best illustrates the ion-molecule attractions that occur when the ions of NaCl(s) are added to water?

13.

As water is added to a 0.10 M NaCl aqueous solution, the conductivity of the resulting solution

decreases because the concentration of ions decreases

decreases, but the concentration of ions remains the same

increases because the concentration of ions decreases

increases, but the concentration of ions remains the same

14.

Which of the following solutes will result in a solution with the strongest conductivity?

1.0 M C₆H₁₂O₆

1.0 M MgBr₂

2.0 M NaCl

2.0 M CaF₂

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AP - Chemical Reactions

Total questions: 14

Worksheet time: 28mins

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