Across
- 4. ELECTRONS-LOCATED IN THE OUTERMOST ENERGY LEVEL
- 8. BE BROKEN INTO SIMPLER SUBUSTANCES
- 9. THAT FORMS BONDS WITH OTHER ELEMENTS
- 12. TO REACT CHEMICALLY
- 14. VERTICAL COLUMN
- 16. NOT CONDUCT HEAT AND ELECTRICITY
- 17. HEAT AND ELECTRICITY
- 19. CLOUD-REGION SURROUNDING THE NUCLUES
- 21. SMALLEST UNIT OF AN ELEMENT
Down
- 1. BOND-FORMED WHEN TWO ATOMS SHARE VALENCE ELECTRONS
- 2. TABLE-A CHART THAT ORGANIZES INFORMATION
- 3. HORIZONTAL ROW
- 5. MASS AND VOLUME
- 6. SYMBOL-CPITAL LETTER FOLLOWED BY LOWER CASE LETTER
- 7. OF METAL AND NONMETAL
- 10. BOND-FORMED BY THE TRANSFERNOF ELECTRONS
- 11. GAINED OR LOST ONE OR MORE ELECTRONS
- 13. NUMBER-THE NUMBER OF PROTONS CONTAINED IN EACH NUCLEUS
- 15. SMALLEST UNIT OF AN COMPOUND
- 18. ELEMENT-ATOMIC NUMBER 93 AND UP
- 20. LAW OF CONSERVATION OF MATTER-SCIENTIFIC LAW