Answer the Following on Another Sheet of Paper

CP1 Final Review Sheet Answer the following on another sheet of paper.

1. Identify as a physical or chemical properties Density, melting point, boiling point, conductivity, malleability, ability to oxidize 2. Identify as physical or chemical changes. Milk spoiling, acid corroding a statue, salt dissolving, wood burning, plastic melting. 3. Identify as pure substance or mixtures. 4. Identify as heterogenous or homogenous mixtures. Pond water, fresh milk, spoiled milk, tap water. 5. Give examples of pure substances, and mixtures that you may find in a medicine cabinet. Are they pure substances elements or compounds. 6. Explain what occurs to the water molecules as an ice cube melts in your drinks. 7. Draw labeled diagrams for the atomic models of Dalton, Thomson, Rutherford and Bohr. What did each contribute to the modern view of the atom. 8. Describe Rutherford’s Gold Foil Experiment. 9. Explain how you find the number of protons, neutrons and electrons in a neutral and in a charged atom. 10. Name the element and give the electron configuration for transition element, noble gas, group 17 element, an alkali metal, an alkaline earth metal, an element in period 3, a metal, a nonmetal and a metalloid. Use a different element for each. 11. Write out the alpha decay reaction for sodium-23 and the beta decay reaction for iodine-127. 12. Rate the penetrating ability of the following radioactive products: alpha particles, beta particles and gamma rays. 13. Explain how a radioactive sample decays in terms of half-life. 14. Compare and contrast nuclear fission and nuclear fusion. 15. Explain the trend down a group and across a period for ionization energy, electronegativity and atomic radius. In addition explain why each occurs. 16. Show how calcium nitride forms by transfer of electrons. 17. Draw the Lewis diagrams for the following: carbon disulfide, nitrogen trifluoride, silicon dioxide, silicon monoxide, the nitrate ion and the ammonium ion. 18. Hydrogen fluoride is more polar than hydrogen chloride. Why and what does this mean? 19. Use VSEPR to identify the shapes for the molecules in 17. 20. Explain how the properties of water are affected by hydrogen bonding. 21. Name the following molecules: Na3PO4, NH4OH, Ba(OH)2, AlCl3, CF4, CS2, N2O 22. Give formulas for the following compounds: calcium sulfate, silver carbonate, magnesium fluoride, nitrogentrifluoride, borontetrachloride. 23. textbook page 315 #’s 53, 59, 60, 62, 63, 65 67 24. page 347 #’s 43, 52 25. Page 379 #’s 40, 41, 42, 48 26. page 439 #’s 45-52 27. page 499 #’s 51-53, 57, 58, 63 a 28. page 657 #’s 35, 36, 37, 43 29. Diagram how calcium nitrate dissolves in water and how methanol dissolves in water. 30. Calculate the empirical formula for a compound that contains 13. 6 % carbon and 86.4 % fluorine.