Download Periodic Table – Moles Assignment #2 Name 1. The atomic number

Periodic Table – Moles Assignment #2
Name _____________________________
1. The atomic number tells:
and is identified on the periodic table by:
2. The atomic mass tells:
and is identified on the periodic table by:
3. Explain how you find the number of each of the following particles in an atom:
Protons
Neutrons
Electrons
Complete the following chart:
Element
name
Element
symbol
Atomic
Number
Hydrogen
He
12
Sr
Ba
Carbon
Atomic
Mass
(round)
Number of
Protons
Number of
Neutrons
Number of
Electrons