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Assigning Oxidation States

Authored by Lisa Thompson

Science

9th Grade

NGSS covered

Assigning Oxidation States
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The oxidation number of fluorine in a compound is always ___

+1

+2

-2

-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The oxidation number of any uncombined element is ___

0

+1

-1

+2

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

The oxidation state of hydrogen in most of its compounds is +1 unless it is combined with a metal, in which case it is ___

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the oxidation state of each element in the following anion: PO43-

P:4+ O:2-

P:5+ O:2-

P:5+ O:2+

P:5+ O:1-

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Determine the oxidation number of the following element: Lithium (Li)

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Determine the oxidation number of the following element: Strontium (Sr)

Tags

NGSS.HS-PS1-1

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Determine the oxidation number of the following element: Chlorine (Cl)

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