These royal snobs in group 18 don't want to react with anybody.
What are the Noble Gases?
Groups 3-12 of the periodic table are referred to as...
Transition Metals
I tell the number of protons and neutrons in a cell.
Atomic Mass/Mass number
Elements in group 2 are referred to as...
What is the Alkaline Earth Metals?
Group 1 of the Periodic Table is known as...
Alkali metals
How is the number of neutrons calculated?
Subtract atomic number from mass number.
What is the mass number of this atom?
This term is refers to the number of electrons in the outer shell.
Valence Electrons
Elements of this family have 4 valence electrons.
What is the Carbon Family?
Which atom has a higher electronegativity, Helium or Lithium?
Helium
What is the atomic number of this atom?
9