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Atoms Ions and Isotopes Practice

Authored by Charles Martinez

Chemistry

8th Grade

NGSS covered

Atoms Ions and Isotopes Practice
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33 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What charge does an atom have when it GAINS electrons?

Positive

Negative

Neutral

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a representation of an ion?

Li

O-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the mass number of bromine?

35

45

80

79.904

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many neutrons does this bromine atom have?

35

45

80

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What type of atom is this?

Neutral atom

Cation (positive ion)

Anion

Isotope

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What two particles determine the mass number?

Protons and electrons

Electrons and neutrons

Protons and neutrons

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What type of atom is this?

Normal Atom

Cation

Anion

Isotope

Tags

NGSS.MS-PS1-1

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