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Chemistry - Chemical Reactions - Oxidation Reduction | Worksheet

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Oxidation Reduction

Chemical Reactions • Chemistry

Set 2 — Foundation

Which of the following is an example of oxidation?

Loss of electrons by $Fe$

Gain of electrons by $Cl$

Formation of $H_{2}O$

Reduction of $Cu^{2+}$

In the reaction $2H_{2} + O_{2} \rightarrow 2H_{2}O$ , what is being oxidized?

What is the oxidation state of sulfur in $H_{2}SO_{4}$ ?

What is reduced in the reaction $2MnO_{4}^{-} + 5C_{2}O_{4}^{2-} \rightarrow 2Mn^{2+} + 10CO_{2}$ ?

In a redox reaction, which species is responsible for oxidation?

The reducing agent

The oxidizing agent

The solvent

The catalyst

Which of the following reactions is a reduction?

$Cu^{2+} + 2e^{-} \rightarrow Cu$

Which element is oxidized in the reaction $2Na + Cl_{2} \rightarrow 2NaCl$ ?

$N a$

What is the reducing agent in the reaction $Zn + Cu^{2+} \rightarrow Zn^{2+} + Cu$ ?

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Other Sets

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Set 1Foundation Set 2Foundation Set 3Foundation Set 4Mastery Set 5Mastery Custom Worksheet

Other Sets

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$H_{2}$

$O_{2}$

$H_{2}O$

None of the above

O42−

→

2Mn2++

10CO2

$MnO_{4}^{-}$

$C_{2}O_{4}^{2-}$

$CO_{2}$

$Mn^{2+}$

$Fe \rightarrow Fe^{3+} + 3e^{-}$

$Zn \rightarrow Zn^{2+} + 2e^{-}$

$Cl^{-} \rightarrow Cl_{2} + 2e^{-}$

Na

N a

$Cl_{2}$

$NaCl$

None of the above

$Zn$

$Cu^{2+}$

$Zn^{2+}$

$Cu$

In the reaction $2Fe^{3+} + 2I^{-} \rightarrow 2Fe^{2+} + I_{2}$ , what is being reduced?

$Fe^{3+}$

$I^{-}$

$F e^{}$

10.

What type of reaction is $2Mg + O_{2} \rightarrow 2MgO$ ?

Synthesis reaction

Decomposition reaction

Single displacement reaction

Double displacement reaction

2 +

Fe^{2+}

F e^{2 +}

$I_{2}$