Assigning Oxidation Numbers

Assigning Oxidation Numbers

11th Grade

15 Qs

quiz-placeholder

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Assigning Oxidation Numbers

Assigning Oxidation Numbers

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Medium

NGSS
HS-PS1-1, HS-PS1-2

Standards-aligned

Created by

Zachary Pierce

Used 73+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the oxidation number of chlorine in HClO?

0

-1

+1

+5

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Oxidation is the _________ of electrons.

loss

gain

sharing

transfer

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Reduction is the ___________ of electrons.

loss

gain

sharing

transfer

Tags

NGSS.HS-PS1-2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the oxidation number of nitrogen in N2?

-3

0

+4

-1

Tags

NGSS.HS-PS1-1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Given the following balanced chemical equation:

N2 + 3 H2 → 2 NH3

What is the oxidation number of hydrogen in the product?

+1

-1

0

+2

Tags

NGSS.HS-PS1-2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The sum of the oxidation numbers in SCN- is equivalent to

0

-1

+1

+3

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Given the following balanced equation:

2 Al + 3 Cu2+ → 2 Al3+ + 3 Cu

The oxidation number of the copper reactant is

0

+2

-1

+1

Tags

NGSS.HS-PS1-2

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