K Intro to REDOX pg1-4

Multiple Choice

The reaction below is what type of reaction?

AB + C → CB + A

• Double Replacement

• Synthesis

• Decomposition

• Single Replacement

Multiple Choice

The reaction below is what type of reaction?

P₄ + 5 O₂ → 2 P₂O₅

• Double Replacement

• Synthesis

• Decomposition

• Single Replacement

Multiple Choice

The reaction below is what type of reaction?

3 AgNO₃ + K₃PO₄ → Ag₃PO₄ + 3 KNO₃

• Double Replacement

• Synthesis

• Decomposition

• Single Replacement

Multiple Choice

The reaction below is what type of reaction?

2 C₆H₁₄ + 19 O₂ → 12 CO₂ + 14 H₂O

• Double Replacement

• Combustion

• Neutralization

• Single Replacement

Multiple Choice

Identify the spectator ion for the reaction:

2 AgNO₃ + Ni → Ni(NO₃)₂ + 2 Ag

• Ag

• NO₃

• Ni

Multiple Choice

Identify the spectator ion for the reaction:

Ca + 2 HCl → CaCl₂ + H₂

• Ca

• H

• Cl

Multiple Choice

Identify the spectator ion for the reaction:

CaF₂ + Br₂ → CaBr₂ + F₂

• Ca

• Br

• F

Multiple Choice

Will this reaction occur?

2 AgNO₃ + Ni → Ni(NO₃)₂ + 2 Ag

• YES

• NO

Multiple Choice

Will this reaction occur?

Ca + 2 HCl → CaCl₂ + H₂

• YES

• NO

Multiple Choice

Will this reaction occur?

CaF₂ + Br₂ → CaBr₂ + F₂

• YES

• NO

Fill in the Blank

Balance the combustion reaction below by identifying the coefficient for the oxygen gas.

2 C₂H₂ + ____ O₂ → 4 CO₂ + 2 H₂O

Fill in the Blank

Balance the combustion reaction below and identify the sum of the coefficients:

___C₂H₆ + ___O₂ → ___CO₂ + ___H₂O

Fill in the Blank

Balance the combustion reaction below and identify the sum of the coefficients:

___C₂H₂ + ___O₂ → ___CO₂ + ___H₂O

Multiple Choice

Determine if the compound is soluble (aq) or insoluble (s):

KBr

• AQ

• S

Multiple Choice

Determine if the compound is soluble (aq) or insoluble (s):

AgCl

• AQ

• S

Multiple Choice

Determine if the compound is soluble (aq) or insoluble (s):

NaOH

• AQ

• S

Multiple Choice

Determine if the compound is soluble (aq) or insoluble (s):

MgF₂

• AQ

• S

Multiple Choice

Will this reaction occur?

Ca(C₂H₃O₂)₂ + Na₂CO₃ → CaCO₃ + 2 NaC₂H₃O₂

• YES

• NO

Multiple Choice

What is the precipitate formed in this reaction?

Ca(C₂H₃O₂)₂ + Na₂CO₃ → CaCO₃ + 2 NaC₂H₃O₂

• Ca(C₂H₃O₂)₂

• Na₂CO₃

• CaCO₃

• NaC₂H₃O₂

Multiple Choice

What is the correct description for calcium (Ca)?

• Cation; will lose 2 electron

• Cation; will gain 2 electrons

• Anion; will lose 2 electrons

• Anion; will gain 2 electrons

Multiple Choice

Which statement is true about bromine (Br)?

• Bromine's ion has a charge of +1 because it only needs to gain 1 more electron to fulfill its octet.

• Bromine's ion has a charge of -1 because it only needs to gain 1 more electron to fulfill its octet.

Multiple Choice

When an ionic bond is formed between CaF₂, which element gains electrons (e-) and which element loses?

• Ca gains e-

  F loses -e

• Ca loses e-

  F gains e-

Multiple Choice

What is the charge of Silver (Ag)?

• +2
• +1
• 0
• -1

Multiple Choice

What is the charge of Phosphorus (P)?

• 0
• +3
• -3
• -1

Multiple Choice

What is the charge of the polyatomic, Cyanide (CN)?

• -1
• -2
• +1
• 0

Multiple Select

Which of the following is considered a REDOX reaction?

Select all that apply.

• synthesis

• decomposition

• single replacment

• double replacement

• combustion

Fill in the Blank

Balance the combustion reaction and identify the coefficient for oxygen gas (O₂):

___C₆H₁₄ + ___O₂ → ___CO₂ + ___H₂O

Multiple Choice

Will this reaction occur and who is the spectator ion?

Zn + 2HCl → ZnCl₂ + H₂

• Yes, the reaction occurs. The spectator ion is Cl⁻.
• No, the reaction does not occur. The spectator ion is Cl₂.
• Yes, the reaction occurs. The spectator ion is Zn²⁺.
• No, the reaction does not occur. The spectator ion is H⁺.

Multiple Choice

Identify the type of reaction below:

Na₂CO₃ → Na₂O + CO₂

• synthesis &

  REDOX

• synthesis &

  NOT REDOX

• decomposition &

  REDOX

• decomposition &

  NOT REDOX

Multiple Choice

Will the reaction below occur?

K₂SO₄(aq) + BaCl₂(aq) → 2KCl(aq) + BaSO₄(?)

• The reaction will produce only KCl.
• Yes, the reaction will occur.
• No, the reaction will not occur.
• BaSO₄ is soluble in water.

Multiple Choice

Is this reaction considered REDOX?

Ba(OH)₂ + H₂SO₄ → BaSO₄ + H₂O

• Yes, this reaction is a REDOX reaction because it is a single replacement reaction.

• No, this reaction is not considered REDOX because it is a neutralization reaction.

• No, this reaction is not considered REDOX because it is a single replacement reaction.

• Yes, this reaction is considered REDOX because it is a neutralization reaction.