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The Model of the Atom

Authored by Maya Halabi

Chemistry

10th Grade

NGSS covered

Used 13+ times

The Model of the Atom
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What contribution did John Dalton make to the atomic theory?

He discovered that every atom was positively charged
He discovered that every element consisted of one type of atom
He discovered that atoms had nuclei
He discovered that atoms could be divided into smaller parts

Tags

NGSS.HS-PS1-7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Place the following scientists in order, from earliest to latest: A) Ernest Rutherford; B) J.J. Thomson; C) John Dalton

B, C, A
C, A, B
A, C, B
C, B, A

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The majority of an atom's mass exists where?

In the nucleus
In the electron cloud
In the space between the nucleus and the electrons
In the neutrons

Tags

NGSS.HS-PS1-8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are electrons?

Positively charged particles
Neutrally charged particles
Negatively charged particles
Uncharged particles

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ernest Rutherford discovered that atoms were mostly:

Negatively charged
Positively charged
Electrons
Empty space

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

This model was developed after J.J. Thompson discovered electrons, a particle smaller than an atom. Is shows electrons floating freely in a positive space.

The "Plum Pudding Model" of the atom
The "Rutherford Model" of the atom
Democritus's model of the atom
The "Solar System Model" of the atom

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ernest Rutherford proposed which model of the atom?

The Plum Pudding Model

The Planetary Model

The Quantum Model

The Bohr Model

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