Chapter 6 Review

What two particles are found in the nucleus of an atom?

What is the color of the electron?

Who said that electron paths cannot be predicted?

Who was Democritus?

True or False? Neil's Bohr found that electrons traveled in definite paths or energy levels

Which accounts for MOST of the mass of an atom?

What is the color of the proton? HINT: What is the charge of a proton.

What is the charge of a Proton?

Electron clouds are located in what part of an atom?

What is an atom MOSTLY made up of?

What are the forces that hold atoms together? Select ALL that apply.

J.J. Thomson discovered:

Which of the following has the least amount of mass?

An ISOTOPE is...

What is an atom?

Ernest Rutherford conducted the _______________ experiment while researching the atom?

When did Democritus think about the atomic theory?

If an atom contains 6 protons and 8 neutrons its atomic number is

What is the color of the electron?

True or False: An ION is an atom that becomes charged by either losing or gaining electrons.

How would you best describe the nucleus of an atom?

True or False? John Dalton stated that all atoms of the SAME element look the SAME

According to modern atomic theory, where are electrons most likely found?