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Understanding Mixtures, Chemical Properties, and Basic Chemistry Concepts

Dive into the world of chemistry with this guide covering heterogeneous and homogeneous mixtures, fundamental chemical properties, and ionic bonding. Explore examples like granite and alloys, learn to define chemical properties, and understand electron configurations for elements like magnesium and iron. Discover the principles of ionic compounds, electronegativity, and theoretical yield, alongside practical calculations and chemical equations. This resource is perfect for students wanting to strengthen their chemistry fundamentals!

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Understanding Mixtures, Chemical Properties, and Basic Chemistry Concepts

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  1. Ch 1, 2, & 3

  2. Ch 4 & 5

  3. Ch 6 & 7

  4. Ch 8 & 9

  5. Ch 10, 11, & 12

  6. Ch 13, 15, & 18

  7. Ch 1,2,3 Ch 4,5 Ch 6,7 Ch 8,9 Ch10,11,12 Ch 13,15,18 $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500

  8. Give 3 examples of heterogeneous mixtures and 3 homogeneous mixtures.

  9. Heterogeneous- granite, oil/water, choc milkHomogeneous- hot tea, alloys, plastic

  10. How many sig figs?a. 3004b. 0.034c. 430.0d. 430

  11. a. 3004- 4b. 0.034- 2c. 430.0- 4d. 430- 2

  12. Point to and name 5 families on the periodic table.

  13. Alkali, alkaline-earth, transitions, halogens, and noble gases

  14. Write the electron configurations for magnesium and iron.

  15. 1s22s22p63s2 1s22s22p63s23p64s23d6

  16. Define chemical property.Give 1 example of a chemical property and 3 examples of physical properties.

  17. A property that can be observed only when there is a chemical reaction, flammability.Physical-color, odor, volume, shape, texture.

  18. On the board, list 3 properties of metals and 3 of nonmetals

  19. metals-shiny, conductive, solid, malleable, ductile

  20. Describe the forces of attraction in an ionic bond.

  21. composed of cations attracted to anions

  22. Write the name forTiSO4

  23. Titanium(II) sulfate

  24. Write the formula formolybdenum(VI)sulfide

  25. MoS3

  26. In the following ionic compounds, pick elements that could represent X and Y:a) XYb) XY3c) X2Y

  27. a) XY-NaCl, MgO, AlNb) XY3- AlCl3c) X2Y- Li2O

  28. Describe characteristicsof an ionic compound.

  29. Strong bonds, crystal lattice, conductive only when liquid or in solution, neutral, solid at room temp.

  30. How many atoms are in 4.45 moles of beryllium?

  31. 2.68 x 1024atoms Be

  32. True/False:1 mol B=10.81atoms B

  33. False1mol B = 6.022 x 1023 atoms or1mol B= 10.81 g B

  34. Describe the magnitude of the electronegativity differences in ionic and nonpolar covalent bonds.

  35. Ionic- high EN differenceNonpolar Cov- low EN difference

  36. Draw and give the polarity of the following:a) AlF3b) CH2Cl2

  37. Nonpolar and polar

  38. The atom is made of a very dense ______ and a very spacious ______ ____.

  39. The atom is made of a very dense nucleus and a very spacious electroncloud.

  40. What is theoretical yield?

  41. The maximum amt of product that can be formed. You can calculate it on paper.

  42. Balance the following equation:___C3H8(g) + O2(g) → ___CO2(g) + ___H2O(g)

  43. ___C3H8(g) + 5 O2(g) → __3_CO2(g) + _4_H2O(g)

  44. How many proton, neutrons, and electrons does the Ni+2 ion have? It’s mass number is 58.

  45. 28 p+30 n26 e-

  46. C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(g)How many moles of oxygen must react with 6.43moles of propane?

  47. 6.43mol C3H8 x 5mol O2= 32.2mol O2 1molC3H8

  48. Define temperature and heat.

  49. Temp. is the average amt of kinetic energy in a sample. Heat is the total kinetic energy.

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