Want this question answered?
So as to explain the properties of atoms.
element
by number of protons and nuetrons
Because, atoms are so small they can fit on the tip of a pencil.
Scientists make models to describe them.
True :) AngelRyan
After making thier observations, scientists study their data looking for what?
21 different kinds of atoms
They view atoms through an electron microscope.
Atoms are the topic of interest for many scientists.
"View" may not be exactly the right word. A Scanning Tunneling Microscope can be used to gather data that a computer can turn into an image, but they're not really "seeing" the individual atoms directly.
microscope
So as to explain the properties of atoms.
Plutonium occurs naturally, so you'd need to ask whomever you believe the Architect of the universe to be.
periodic table
Atoms were found to be divisible after all . But scientists discovered that the atoms were made of smller perticles , called subatomic particles.
Chemists.