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Atomic theory

Chemistry

8th - 9th Grade

NGSS covered

Used 1K+ times

Atomic theory
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which scientist developed the atomic theory

Aristotle
Dalton
Democritus

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The smallest unit of a pure substance that has the properties of that substance

element
atom
neutron
compound

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Atoms are made up of three basic parts, which are -

Protons, neutrons, electrons
neutrinos, protons, neutrons
quarks, protons, electrons
electrons, neutrons, and quarks

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The nucleus is made up of -

neutrons and electrons
protons and neutrons
protons and electrons
electrons and quarks

Tags

NGSS.HS-PS1-8

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Protons have this charge -

positive
negative
neutral
no charge

Tags

NGSS.HS-PS2-4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Electrons have this charge - 

positive
negative
neutral
no charge

Tags

NGSS.MS-PS2-3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Neutrons have this charge -

positive
negative
neutral
They don't exist

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