Oxidation and Reduction 11th Grade Quiz

Oxidation and Reduction

Assessment

•

Fred Frazee

•

Chemistry

•

11th Grade

•

661 plays

•

Medium

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18 questions

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1.

MULTIPLE CHOICE

2 mins • 1 pt

What is the species that lose electrons in a redox reaction?

2.

MULTIPLE CHOICE

2 mins • 1 pt

What is the species that gain electrons in a redox reaction?

3.

MULTIPLE CHOICE

5 mins • 1 pt

What is the oxidizing agent of this reaction?

3Mg + N₂−−−−> Mg₃N₂

4.

MULTIPLE CHOICE

5 mins • 1 pt

What is the reducing agent of this reaction?
2Al_(s) + 6H⁺₍_aq)−−−> 2Al³⁺₍_aq) + 3H_2(g)

5.

MULTIPLE CHOICE

3 mins • 1 pt

Which species undergoes a loss of electrons?

Fe_(s) + Cl_2(g)−−−>Fe²⁺_(aq)+ Cl^-_(aq)

6.

MULTIPLE CHOICE

3 mins • 1 pt

Which species undergoes a gain of electrons?

Zn_(s) + Mg²⁺_(aq)−−−> Zn²⁺_(aq)+ Mg_(s)

7.

MULTIPLE CHOICE

5 mins • 1 pt

What is the oxidation number of Fe in FeO?

8.

MULTIPLE CHOICE

1 min • 1 pt

What is the oxidation number of H in CH₄?

9.

MULTIPLE CHOICE

5 mins • 1 pt

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

10.

MULTIPLE CHOICE

1 min • 1 pt

What element always has an oxidation number of -1?

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