This was the first model of the atom ever proposed. It was simple and described atoms as tiny spheres that could not be broken down into smaller pieces.

The "Plum Pudding Model" of the atom

The "Rutherford Model" of the atom

The "Solar System Model" of the atom

This model was the first to show a nucleus, consisting of protons and neutron. Electrons surround the nucleus but are not shown in distinct energy levels.

Rutherford's "Planetary model" of the atom

The "Plum Pudding Model" of the atom

The "Standard Model" of the atom

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

The "Solar System Model" of the atom

J.J. Thomson provided evidence that an atom...

contains negatively charged particles

is the smallest particle of matter

HISTORY OF AN ATOM

Quiz

•

Chemistry

•

12th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-PS1-1, HS-PS1-8, MS-PS1-5

Standards-aligned

Navdeep Rajput

Used 41+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Who was the first person to come up with the Atomic Theory?

John Dalton

Democritus

Ernest Rutherford

Niels Bohr

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who developed the Quantum Mechanical Model?

Erwin Schrodinger

Joseph Thomson

James Chadwick

Ernest Rutherford

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Who discovered that the nucleus contains positively charged particles called protons?

Ernest Rutherford

James Chadwick

Democritus

Niels Bohr

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Who discovered the electron?

Niels Bohr

Democritus

Joseph Thomson

John Dalton

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

all matter is made of what

energy

atoms

electrons

compounds

Who discovered the electron

Rutherford

Thomson

Millikan

Dalton

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Developed an atomic theory of matter.

Chadwick

Millikan

Rutherford

Dalton

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HISTORY OF AN ATOM

30 questions

Who was the first person to come up with the Atomic Theory?

Who developed the Quantum Mechanical Model?

Who discovered that the nucleus contains positively charged particles called protons?

Who discovered the electron?

all matter is made of what

Who discovered the electron

Developed an atomic theory of matter.

Used cathode rays to experiment with atoms.

The scientist that discovered a positive center of an atom.

Used alpha particles to discover the nucleus

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