Name: Date: Block: CP Chemistry I – Atomic Structure Symbol: Name: 2 H 12 C Tungsten-183 7 Li Cesium - 134 36 Cl Calcium-39 39 K Aluminum-26 24 Mg 73 As Phosphorus-32 3 H 239 Pu Lead-208 107 Ag Oxygen-18 33 S Atomic Number: Mass #: # of Protons: # of Electrons: # of Neutrons: