Atomic Theory Review

Isotopes of an element have the same number of __________ but different numbers of __________.

• protons, neutrons

• neutrons, protons

• electrons, neutrons

• electrons, protons

Tags

NGSS.HS-PS1-8

What is the center of an atom called, containing protons and neutrons?

• Electron cloud

• Nucleus

• Orbital

• Shell

Tags

NGSS.HS-PS1-8

It is the center of the atom which contains the protons and neutrons.

• PROTON

• ELECTRON

• NEUTRON

• NUCLEUS

Tags

NGSS.HS-PS1-8

Who proposed the billiard ball model of an atom?

• JOHN DALTON

• JOSEPH JOHN THOMSON

• ERNEST RUTHERFORD

• ERWIN SCHRODINGER

Who proposed the atomic theory?

• JOHN DALTON

• JOSEPH JOHN THOMSON

• ERNEST RUTHERFORD

• ERWIN SCHRODINGER

It is a positively charge sub atomic particle of an atom.

• PROTON

• ELECTRON

• NEUTRON

• NUCLEUS

Who discovered the neutron?

• JOSEPH JOHN THOMSON

• ERNEST RUTHERFORD

• NEILS BOHR

• JAMES CHADWICK

Tags

NGSS.HS-PS1-8

Who discovered the proton?

• JOSEPH JOHN THOMSON

• ERNEST RUTHERFORD

• NEILS BOHR

• JAMES CHADWICK

It is a neutral charge sub atomic particle of an atom.

• PROTON

• ELECTRON

• NEUTRON

• NUCLEUS

Who proposed the plum pudding or raisin bread model of an atom?

• DEMOCRITUS

• JOSEPH JOHN THOMSON

• ERNEST RUTHERFORD

• ERWIN SCHRODINGER