Atomic Stucture Question Preview (ID: 33861)


Ch 5. TEACHERS: click here for quick copy question ID numbers.

The subatomic particle that is neutral
a) Protons
b) Neutrons
c) Electrons
d)

The center of the atom is called the
a) nucleus
b) proton
c) electron
d) neutron

When atoms of the same element have differing number of neutrons they are called
a) isotopes
b) weird
c)
d)

The atomic number is equal to the number of....
a) Electrons
b) Neutrons
c) Protons
d)

The sum of the protons and neutrons in the nucleus is called the
a) element number
b) mass number
c) atomic number
d) weight number

The number of protons in the nucleus of an atom is called the
a) element number
b) mass number
c) atomic number
d) weight number

Subatomic particles are made of what?
a) Quarks
b) Cheese
c) Cotton Candy
d) Boogers

The orbits (energy levels) of the atom was discovered by
a) Bohr
b) Rutherford
c) Dalton
d) Thomson

The passage of electric current through a gas helped Thomson discover
a) protons
b) neutrons
c) electrons
d) quark

The positively charged particle in the nucleus of an atom is
a) electron
b) Nutron
c) proton
d) magnetron

Who discovered the Nucleus
a) Bohr
b) Dalton
c) Rutherford
d) Thomson

Greek philosophers who studied the smallest particles of matter was called
a) Democritus
b) Tucker
c) Tindle
d) Sexton

The modern atomic model is based on principles of what?
a) Planetary orbits
b) wave mechanics
c) Radioactive decay
d) Indivisible particles

The negatively charged particle of the atom is called the
a) Proton
b) Neutron
c) Electron
d)

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