This person discovered the electron through their Cathode Ray Tube experiment
Who is JJ Thomson?
Joseph John Thomson
The proton has this type of charge.
What is positively charged?
An atom that has a charge
What is an ion?
This chemist THOUGHT of the idea that matter is made up of indivisible particles called "atomos."
Who is Democritus?
The neutron has this type of charge
Neutral
Carbon-12, Carbon-13, and Carbon-14 are example of...
What are isotopes
This chemist discovered the proton through his experimental evidence.
Who is Eugene Goldstein?
They are the three subatomic particles.
What are protons, electrons, and neutrons?
How many protons would Uranium-238 have?
92 protons
In the Gold Foil Experiment, alpha particles were being bounced directly back to its source indicated that the particles were being deflected by..
*****This experiment discovered the....
How was the nucleus discovered?
Majority of the mass is in this part of the atom
The nucleus
How many electrons would Chlorine-18 have if it had a -1 charge
18 electrons