Atomic basics and atomic history

Value representing the number of protons in an element

• Atomic Mass
• Mass Number
• Valence Electrons
• Atomic Number

Atoms of the same element with a different number of neutrons

• Ion
• Gluons
• Isotope
• Quarks

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A charged atom

• Ion
• Isotope
• Electron Cloud
• Quark

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NGSS.HS-PS2-4

The smallest particle of an element that shows all the properties of that element.

• Subatomic Particles
• Atom
• Quarks
• Gluons

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Where electrons are likely to be found as they travel around the nucleus

• Nucleus
• Electron Cloud
• Within a Proton
• Within a Neutron

Discovered the nucleus of the atom through the Gold Foil Experiment

• Rutherford
• Chadwick
• Thomson
• Dalton

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Discovered the electron within the atom

• Thomson
• Chadwick 
• Schrodinger & Heisenberg
• Dalton

Created the Planetary Model of the atom

• Bohr
• Dalton
• Rutherford
• Chadwick

Believed that atoms of the same element are identical to each other

• Bohr
• Rutherford
• Dalton
• Thomson

Whose model suggested that negative particles were mixed in with positively charged material - like seeds in a watermelon?

• J.J. Thomson

• Ernest Rutherford

• Niels Bohr

• Albert Einstein

Tags

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