Across
- 2. a metal with 30 protons
- 5. a nonmetal with the highest electronegativity value (4.0)
- 7. a nonmetal in the second row on the periodic table with 6 valence electrons
- 8. a nonmetal with a common ion of -1 charge in row 5 on the periodic table
- 9. a metal in row 3 with a common ion of +2
Down
- 1. a metalloid with 14 protons
- 3. a metal with two valence electrons in the 4th row of the periodic table
- 4. a noble gas in the third row of the periodic table
- 6. a metal with 3 electrons in the neutral atom