CHEMICAL BONDS

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Across
  1. 2. Equal sharing of electrons is a nonpolar bond while equal sharing of electrons is _ bonds
  2. 5. Sodium (Na) has this many valence electrons
  3. 6. What time does school end today?
  4. 9. Oxygen becomes a negative ion while potassium (K) loses one electrons and becomes a _ ion
  5. 12. There are three types of chemical bonds: covalent bonds, ionic bonds, and _ bonds
  6. 15. PHS mascot
  7. 16. Metals lose electrons while nonmetals _ elections
  8. 17. Nonmetal elements are found on the _ side of the periodic table
  9. 18. How many energy levels does Sodium (Na) have?
Down
  1. 1. Covalent bonds form between a nonmetal and _ elements
  2. 3. Metal elements are found one the _ side of the periodic table
  3. 4. When chlorine loses an electron, its ending changes to 'ide' which is then called what ion?
  4. 7. How many valence electrons does helium (He) have?
  5. 8. Ions can either be positive or _
  6. 10. How many valence electrons does oxygen have?
  7. 11. Electronegativity increases from bottom to _
  8. 13. Metals elements become cations while nonmetal elements become _
  9. 14. A positive ion is called _