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Chemistry Crossword

Across
This group is extremely reactive and is eager to lose a single electron
This particle has no charge
Type of ion formed by gaining extra electrons
Small subatomic particle that doesn't contribute to atomic mass
Atomic number is the number of this subatomic particle
Down
Type of ion formed by Alkaline Earth Metals
Elements with equal numbers of protons but unequal numbers of neutrons
Another name for rows in the periodic table
The only noble gas that doesn't have 8 valence electrons
These elements have 7 valence electrons
Elements with similar chemical properties are in the same family, also known as ______