sival: Atomic Level Pictures

sival: Atomic Level Pictures: "Today well actually on thursday. we learned difference between atom, molecule, element, compound. atom: Most basic unit of matter molecule: ..."

Atomic Level Pictures

Today well actually on thursday.
we learned difference between atom, molecule, element, compound.
atom: Most basic unit of matter
molecule: group of atoms held together by a chemical bond
element: made of a single type of atom
compound: molecules made up of more than 1 kind of atom

And also we learned atomic level pictures for each situations.
and learned how to write the formula for each atomic level pictures.