Match each definition with the correct term.
Definitions
1. number of protons in an atom
2. row of the periodic table
3. table based on the atomic number of elements
4. how an element is represented in the periodic table
5. table based on the atomic mass of elements
6. calumn of the periodic table
7. amount of matter in an atom
Terms
a group
b. period
c. atomic number
d. atomic mass
e chemical symbol
f. Mendeleev's periodic table
g. modem periodic table​