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Atomic Theory

Authored by Krystal S

Chemistry

9th - 10th Grade

NGSS covered

Used 524+ times

Atomic Theory
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21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Electron cloud is based on

Quantum Mechanics
Gold Foil Experiment
Matter is made up of small particles called atoms
Nuclear Theory

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

2.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

He developed the planetary model of the atom.

Rutherford
Bohr
Chadwick
Dalton

3.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

What did Thomson discover?

electron
proton
neutron
electron cloud

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Subatomic particles with a negative charge

Electrons

Neutrons

Protons

Quarks

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Subatomic particles with a positive charge

neutrons
atomic mass
protons
isotopes

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Subatomic particles that are neutral in charge

Neutrons
Protons
Nucleus 
Electrons

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

A tiny but very dense, positively charged portion of the atom that holds most of the atomic mass

Electron Shells
Orbitals
Electron Cloud
Nucleus

Tags

NGSS.HS-PS1-8

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