Structure of the Atom

​Do this letters mean anything to you?

​The element iron is composed of only iron atoms.

​The element gold is composed of only gold atoms.

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Poll

Do you think the proton, electron and neutron are the smallest particles that exist?

Multiple Choice

Which is NOT found in the nucleus of an atom?

• proton

• electron

• neutron

• quark

Multiple Choice

What is the symbol of carbon?

• C

• Cl

• Ca

• K

Multiple Choice

Which subatomic particles have equal and opposite charges?

• electrons and protons

• protons and neutrons

• quarks and neutrons

• electrons and quarks

Multiple Choice

Whose model of the atom represents the atom as electrons in matter containing evenly distributed positive charge?

• Democritus’

• Rutherford’s

• Bohr’s

• Thomson’s

Multiple Choice

Whose model of the atom represents the atom as indivisible and indestructible?

• Rutherford’s

• Bohr’s

• Dalton’s

• Thomson’s