Whiteboard Challenge
Element # protons
# of electrons
# of valence electrons
Lewis dot diagram
Charge (from periodic table)
Give or Gain electrons
# of electrons it gives or gains
Sodium
Chlorine
Beryllium
Lithium
How many valence electrons does
Alhave?
What is the charge of
K
Anion or Cation?
Ag+1
How many valence electrons does
Arhave?
Anion or Cation?
N(find it)
Anion or Cation?
Cl-1
What is the charge of
S
Anion or Cation?
O2-
How many valence electrons does
Clhave?
Anion or Cation?
Zn2+
What is the charge of
Ca
How many valence electrons does
Nahave?
Anion or Cation?
Mg2+
Anion or Cation?
Na1+