I suppose you mean "kinds of atoms". The answer depends on whether you mean "element" or "isotope". Two isotopes of the same element have the same number of protons, but a different number of neutrons. You may consider it a "sub-type".
Elements: More than 100.
Isotopes: More than 3000.
As of now scientists no there is 118 elements. Hope this helped:)
118 atoms/elements.
Atoms
They have learn nothing
A single molecule of table salt contains two atoms: sodium (Na) and chlorine (Cl). So a billion molecules of salt would require two billion atoms.
BOOF!
118 atoms/elements.
At least 112.
They are in the class of polygons known as triangles
Ernest Rutherford is the name of the scientist who discovered that atoms have positively charged nuclei.
Ahemist is the type of scientist that studies elements, atoms, molecules .
no
A chemist.
By using a telliscope
british scientist discovered the nucleus
there are 20 im am a real scientist
a chemist
professor snell