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PERIODIC TABLE AND ATOMS CROSSWORD

Teacher: RJ SCott
Across
An element of group 1 of the periodic table
Mass of an atom around the nucleus
Table of elements
Found on outer shell of an atom
Protons,neutrons,and electrons
Smallest unit of an element
Group 18 of the periodic table
Positive charge
Down
Make up 2nd category of elements on the periodic table
An element in group 2 of the periodic table
Elements conducts heat
Outside part of an atom
Number of protons in the nucleus
No charge
Has properties of metals and nonmetals
The repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements
Negative charge
Makes up the periodic table