Across
- 5. atomic number 80
- 6. element symbol Mg
- 8. the relationship between quantities of substances
- 9. placing coefficients in front of formulas in a reaction
- 11. element or compound on the right side of arrow
- 12. SO3
- 14. unit for measuring large quantities of atoms
- 16. atomic number 20
- 17. element or compound on the left side of arrow
- 19. unit for measuring volume
- 21. number counting atoms 6.022 x 10^23
- 23. molecule containing two or more elements
Down
- 1. NO3
- 2. element symbol Cl
- 3. NH3
- 4. element symbol Na
- 6. solid, liquid or gas
- 7. PO4
- 10. a number placed in front of a formula to balance an equation
- 13. atomic mass 65.39
- 15. structure that diagrams covalent bonds and lone electrons
- 18. atomic mass 12.01
- 20. CO3
- 22. unit for measuring weight