1. Chemistry 2

2. Goal 6  1. Groups, Families  2. Periods, Row  3. Group, Family also same oxidation #  4. Period  5a. Group 1, 1A +1  5b. Group2, 2A, +2  5c Group 3-12  5d. Group 17, 7a, -1  5e. Group 18, 8a, stable

3. Goal 6  6a. Left of stair step line  6b. Right of stair step line  6c. Along the stair step line (semiconductors)  7a. Solid@ room temp., High melting and boiling points, ductile (pulled into wire), malleable (shaped or flattened into sheets), Good conductors of heat and electricity, shiny luster  7b. Gases or Brittle solids @room temp., Low melting and boiling points, poor conductors, good insulators, dull luster.

4. Goal 6  8. gain  9. lose  10. transferred (donated or received)  11. shared  12 1A2a3A4A5A6A7A8A Vale nce E 12345678 Gain /lose Lose Gain stabl e Oxid ation # +1+2+3+4-3-20

5. Goal 6  13a. Covalent, Carbon Dioxide  13b. Covalent, Dinitrogen tetraoxide  13c. Covalent, Sulfur trioxide  13d. Ionic, Transition, Manganese (II) sulfide  13e. Ionic, Potassium oxide  13f. Ionic, Polyatomic ion, Aluminum Phosphate  13g. Ionic, Polyatomic ion, Sodium carbonate  13h. Ionic, Polyatomic ion, ammonium chloride

6. Goal 6  14. Covalent, AsBr 5  14b. Covalent, OF 2  14c. Covalent, P 2 O 5  14d. Ionic, BaF 2  14e. Ionic, LiBr  14f. Ionic, Polyatomic, Ca(NO 3 ) 2  14g. Ionic, Transition, CrCl 3  14h. Ionic, Polyatomic, Na 3 PO 4

7. Goal 6  15. Reactants  16. Products  When balancing change coefficients not subscripts.  17a.2N2+O2 forms 2N2O  17b. 2Ki+Cl2 forms 2KCl+I2  17c. 2S+ 3O2 forms 2SO3  17d. 3Mg (NO3)2 +2 K2PO4 forms Mg3(PO4)2+6KNO3  18. Law of conservation of matter

8. Goal 6  19a synthesis  19b combustion  19c. Single replacement  19d. Decomposition  19e. Double replacement  19f. NaOH +HCl forms NaCl + H2O double neutralization  20a develop gas  B. Form precipitate  C. Release/absorb energy or light  D. Color change (rust, burn)

9. Goal 6.  21. Exothermic  22. Endothermic  23a. Solute  23b. Solvent (water is universal solvent because it is a polar molecule)  24. Like dissolves Like  25 of a solid, a. Stirring (agitation)  B. Increase surface area  C. Increase temperature

10. Goal 6  26. Ionic(salt), Covalent(sugar)  27. See diagram  28. Saturated  29. Unsaturated  30. Supersaturated  31 Neutralization Reaction  32a. Sour, form electrolytes, corrosive pH<7, produce H+ ions, change indicator to red

11. Goal 6  32b. Bitter, electrolytes, corrosive pH>7, Produce OH- ions, slippery, change indicator color to blue  33a. Blue  33b. Red  33c colorless to pink  34 Alpha Particle 2 4 He  34b. Beta Particle 1 0 e  34 c. Gamma Particle

12. Goal 6  35. Fusion, require to high temp.  36. Fission, Nuclear waste and chain reactions problems but burns clean