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Atomic Structure Vocabulary

Authored by Charles Martinez

Chemistry

9th Grade - University

NGSS covered

Atomic Structure Vocabulary
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63 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many neutrons are in an atom with an atomic number of 20, an atomic mass of 45, and a charge of +2?

20
25
2
18

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many electrons are in an atom that has an atomic number of 34, an atomic mass of 74 and a charge of -2?

34
36
2
40

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many electrons are in an atom with an atomic number of 20, an atomic mass of 45, and a charge of +2?

20
45
18
2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many protons are in an atom that has an atomic number of 34, an atomic mass of 74 and a charge of -2?

34
74
40
36

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What particle provided the positive charge for an atom?

proton 
neutron
electron
nucleus

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which particle only contributes to the mass of an atom?

Proton
Neutron
Electron
Nucleus

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which particle does not contribute mass to the atom?

Proton
Neutron
Electron
Nucleus

Tags

NGSS.HS-PS1-7

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