08
An atom of a chemical element contain only atom.
+1 is the oxidation state of Hg in Hg2CI2.
13
9
There is one atom in a hydrogen atom
It varies on the element of the atom.
The number of protons in the nucleus of an atom
Generally how many protons it has, therefore what type of atom it is (i.e. carbon, hydrogen etc.)
A nitrogen atom has seven electrons.
There are 18 protons in an Aragon atom.
The neutral atom of phosphorus has 15 electrons in the atom.
it depends on what type of atom you are analyzing