Chemistry EQT

1. Chemistry EQT Study Guide Answers

2. Compound Mixture Mixture Compound Element Element Mixture Element Compound Mixture Extensive intensive Intensive Extensive Extensive Intensive Intensive Extensive Extensive Intensive Nonmetal Metal Metal nonmetal

3. Nonmetal Metal Metal Metal Nonmetal Metal Heterogeneous Homogeneous Heterogeneous Heterogeneous Heterogeneous Heterogeneous Heterogeneous Homogeneous Heterogeneous Heterogeneous Rb Li Cs Br Br Cs Rb Li

4. 5 Iodine 4 8 Valence electrons

5. Neodymium Carbon Nitrogen Na. 2 Germanium Barium Aluminum Helium O with 6 dots Sr: 5 12 8 19 21 6 8 9 16 143 15 92 92 74 n, 52 p, 52 e Ne-20 O-16

6. 92 Dalton Millikan Law of Conservation of Mass Electrons Nucleus Color Dalton’s Atomic Theory Thomson Chadwick Rutherford Temperature Decrease Decrease Increase Solid Solid Gas Gas Increases Increases KE is the same

7. 103. ionic Covalent Ionic Ionic Covalent Ionic Double covalent bond Nitrogen Covalent 2+ 1- 1- 2+ Nitrogen Barium 0 3- 1+ 2- 5+ Sulfuric acid Al2(SO4)3 CuCl2 CS2

8. Carbon tetrachloride Magnesium sulfite Ca3(PO4)2 Ammonium phosphate Lithium carbonate Sodium hydroxide KMnO4 HCl H3PO4 Chemical change Physical change Physical property Physical property Chemical property Physical property Chemical property Chemical property Physical property Physical property Alpha, beta, gamma Gamma Electron Alpha beta

9. Gamma rays Energy Incredibly high temperatures Electron Electron Standard for comparison Volume 1.5 g/L kilo Milli Mole Kelvin 3 82.0 1.592 x 109 0.00355