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Froggy Jumps
Froggy Jumps

REDOX REACTION

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REDOX REACTION

Froggy Jumps

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About this activity

As Level chemistry cambridge

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Indonesia

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REDOX REACTION
 

Froggy Jumps

REDOX REACTIONOnline version

As Level chemistry cambridge

by Annisa A. Dzikrillah
1

A reaction is classified as oxidation based on oxygen transfer if a substance:

2

In the reaction: 2Mg + O₂ → 2MgO Magnesium undergoes:

3

In the reaction: CuO + H₂ → Cu + H₂O Copper(II) oxide undergoes:

4

Oxidation based on electron transfer is defined as:

5

In the reaction: Zn + Cu²⁺ → Zn²⁺ + Cu Zinc acts as:

6

In the reaction: Zn + Cu²⁺ → Zn²⁺ + Cu Cu²⁺ undergoes:

7

The oxidation number of sulfur in H₂SO₄ is:

8

In the reaction: Fe²⁺ → Fe³⁺ + e⁻ Iron undergoes:

9

Which of the following represents a reduction reaction?

10

Reduction based on oxidation number is defined as:

11

In the reaction: 2H₂O₂ → 2H₂O + O₂ Hydrogen peroxide undergoes:

12

An autoredox (disproportionation) reaction occurs when:

13

In the reaction: Cl₂ + 2OH⁻ → Cl⁻ + ClO⁻ + H₂O Chlorine undergoes:

14

A comproportionation reaction occurs when:

15

In the reaction: Fe + 2Fe³⁺ → 3Fe²⁺ This reaction is classified as:

16

In the reaction: 2Na + Cl₂ → 2NaCl The oxidizing agent is:

17

In the reaction: 2Na + Cl₂ → 2NaCl The reducing agent is:

18

In the reaction: MnO₂ + 4HCl → MnCl₂ + Cl₂ + 2H₂O Which species is oxidized?

19

In the reaction: MnO₂ + 4HCl → MnCl₂ + Cl₂ + 2H₂O The oxidizing agent is:

20

Which type of reaction involves transfer of electrons?

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