group 1
Smallest atom is hydrogen Largest atom is Francium
The largest atom is francium and has 87 protons and 87 electrons.
Every individual block on the periodic table ... all hundred-and-some of them ... represents an atom, with a structure different from all the other ones.
Hydrogen is the least massive element. It is found in group 1, period 1 on the periodic table.
cations and anions
Smallest atom is hydrogen Largest atom is Francium
Smallest atom is hydrogen Largest atom is Francium
The largest atom is francium and has 87 protons and 87 electrons.
A atom is not on the periodic table, atoms are inside the elements and compounds on the periodic table if this helps :)
All elements in the Periodic Table contain only one type of atom.
elements
Every individual block on the periodic table ... all hundred-and-some of them ... represents an atom, with a structure different from all the other ones.
it is the atomic number.
5 protons in one atom of boron. look at the periodic table.
A period 8 don't exist now in the periodic table of Mendeleev.
Hydrogen is the least massive element. It is found in group 1, period 1 on the periodic table.
cations and anions