Which of the following reactions is a redox reaction?

K 2 CrO 4 + BaCl 2 --> BaCrO 4 + 2 KCl

Which transormation could take place at the anode of an electrochemical cell?

none of the above could take place at the anode

Which of the following reactions will occur spontaneously as written?

3 Sn 4+ (aq) + 2 Cr (s) --> 2 Cr 3+ (aq) + 3 Sn 2+ (aq)

Sn 4+ (aq) + Fe 3+ (aq) --> Sn 2+ (aq) + Fe 2+ (aq)

Sn 4+ (aq) + Fe 2+ (aq) --> Sn 2+ (aq) + Fe (s)

3 Fe (s) + 2 Cr 3+ (aq) --> 2 Cr (s) + 3 Fe 2+ (aq)

The part that measures the voltage in an electrochemical cell

The liquid part of the electrochemical cell

The metal part of the electrochemical cell

In a voltaic cell electrons flow

from the anode to the cathode through the wire

from the cathode to the anode through the wire

Redox Reactions

Quiz

•

Chemistry

•

9th - 12th Grade

•

Practice Problem

•

Easy

•

NGSS

HS-PS1-2, HS-PS1-7, HS-PS3-1

+3

Standards-aligned

Elizabeth Bennett

Used 23+ times

FREE Resource

45 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Oxidation is the _________ of electrons.

loss

gain

sharing

transfer

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the oxidation number of chlorine in HClO?

0

-1

+1

+5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reduction is the ___________ of electrons.

loss

gain

sharing

transfer

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the oxidation number of iodine in KIO₃?

0

-1

+5

+1

Which of the following represents oxidation?

C → CH₄

Fe³⁺ → Fe²⁺

Cl₂ → 2Cl^-

Zn → ZnO

Which of the following represents reduction?

C → CO

N₂ → NH₃

Zn → Zn²⁺

H₂ → H₂O

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

In the reaction Zn + 2HCl --> ZnCl₂ + H₂
which element, if any, is oxidized?

Zinc

Hydrogen

Chlorine

None

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Redox Reactions

45 questions

Oxidation is the _________ of electrons.

What is the oxidation number of chlorine in HClO?

Reduction is the ___________ of electrons.

What is the oxidation number of iodine in KIO₃?

Which of the following represents oxidation?

Which of the following represents reduction?

In the reaction Zn + 2HCl --> ZnCl₂ + H₂
which element, if any, is oxidized?

In the reaction
2Ca(s) + O₂(g) --> 2CaO(s), calcium is __________

Which statement is true:
Mg → Mg²⁺ + 2e^–

What substance is oxidized in the following reaction?
4Fe + 3O₂ --> 2Fe₂O₃

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Popular Resources on Wayground

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Redox Reactions

45 questions

Oxidation is the _________ of electrons.

What is the oxidation number of chlorine in HClO?

Reduction is the ___________ of electrons.

What is the oxidation number of iodine in KIO3?

Which of the following represents oxidation?

Which of the following represents reduction?

In the reaction Zn + 2HCl --> ZnCl2 + H2which element, if any, is oxidized?

In the reaction 2Ca(s) + O2(g) --> 2CaO(s), calcium is __________

Which statement is true:Mg → Mg2+ + 2e–

What substance is oxidized in the following reaction?4Fe + 3O2 --> 2Fe2O3

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Chemistry

What is the oxidation number of iodine in KIO₃?

In the reaction Zn + 2HCl --> ZnCl₂ + H₂
which element, if any, is oxidized?

In the reaction
2Ca(s) + O₂(g) --> 2CaO(s), calcium is __________

Which statement is true:
Mg → Mg²⁺ + 2e^–

What substance is oxidized in the following reaction?
4Fe + 3O₂ --> 2Fe₂O₃