Across
- 3. the smallest type of matter
- 5. NH3->N2+ H2
- 7. Energy level that is divided into smaller orbits
- 9. diagrams that show the bonding between atoms of a molecule and the lone pairs of electrons that may exist in the molecule
- 14. the distribution of electrons of an atom or molecule
- 16. A carbon based compound that reacts with oxygen to form cardon-dixoide (co2) and water (products)
- 21. chemical bond that involves the sharing of electron pairs between atoms
- 22. How atoms combine to form compounds
- 24. Atoms give away or accept electrons to become positive (happy)
- 25. the data collected
- 26. a chemical substance composed of many identical molecules composed of atoms from more than one element
- 27. show you how many of each molecules there is
- 28. Al+H2SO4-> Al2(SO4)3+H2
- 29. The symbol (aq) indicates a substance is dissolved in
- 30. electric charge is negative
Down
- 1. The "stuff" you make in a chemical equation
- 2. point temperature at which it changes state from solid to liquid
- 4. an atom or molecule that has a net electrical charge
- 6. a representation of a chemical reaction
- 8. The "stuff" you start with in a chemical equation
- 10. a solution in which the solvent is water
- 11. The number of atoms for each element in the chemical equation
- 12. AB+CD-> AD+CB
- 13. atoms give away or accept electrons
- 15. an outer shell electron that is associated with an atom
- 17. symbol that separates the reactants from the products of the chemical reaction - Arrow
- 18. a negatively charged ion
- 19. Two or more substances (Reactants) combine to form a single substance (Products)
- 20. Positively (+) charged ions, more protons than electrons
- 23. display of the chemical elements