Atomic History and Structure Review

Atomic History and Structure Review

9th Grade

25 Qs

quiz-placeholder

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Atomic History and Structure Review

Atomic History and Structure Review

Assessment

Quiz

Science

9th Grade

Hard

NGSS
MS-PS1-1

Standards-aligned

Created by

Lisa Thompson

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which distinguishes an atom of one element from an atom of a different element?

the number of protons

number of neutrons

number of electrons

the number of neutrons and protons

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the currently accepted model of the atom?

Plum Pudding Model

Planetary Model

Bohr Model

Electron Cloud Model

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Who proposes that elements are tiny, solid particles that could not be divided

Democritus

Dalton

Chadwick

Rutherford

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

 An element with an atomic number of 51 and an atomic mass of 121 has how many neutrons in each atom?

51

70

121

172

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the atomic number of carbon-14

6

7

12

14

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which describes an atom with an atomic number of 9?

10 protons and 9 neutrons

9 protons and 10 neutrons

4 protons and 5 neutrons

3 protons and 3 neutrons

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

How do the atoms of carbon-12 and carbon-14 differ?

Atomic number

Number of electrons

Number of protons

Number of neutrons

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