Fechar
Name the three subatomic particles of an atom.
Where are protons found in an atom?
Where are electrons found in an atom?
Where are neutrons found in an atom?
What is the mass of a neutron?
what is the mass of an electron?
What is the mass of a proton
What is the charge on an electron?
What is the charge on a proton
What is the charge on a neutron?
Which group are these elements found in and how can you tell?
Which group are these elements found n ?
which group and period is this element found?
Which group and period is sodium found it?
What is the name of the top number?
What does it show?
What is the name given the bottom number? What does it show?
