Name: Class: ID: D CHEM1033 Common Final - Atom First - Gilbert Multiple Choice

Question

Name: Class: ID: D CHEM1033 Common Final - Atom First - Gilbert Multiple Choice nrify the choice that best completes the statement or answers the questi Which of the following is the correct electron configuration for copper? 1. How thick is a piece of aluminum foil that measures 5 cm on each side and has a mass of 675 6. mg? The density of aluminum is 2.70 g/cm d. 0.01 mm Indicate which of the following pairs of compounds is most likely to be miscible. a. CCl, and NH b. CCl, and Br c. HF and CCl d. H,O and CH,CH,CH,CH e. Brz and HCI 2. 7. If0.10 L of 3.0 M sucrose solution were diluted to 250 mL, what would the concentration be? a. 0.012 M b. 1.2 M c. 120 M d. 0.12 M e. 12 M and HC 3. What are the products in the complete ionic equation for the following reaction? 8. What is the hybridization of the iodine atom in IC1,? HBr(aq) + KOH(aq) products a. KH(ag) and BrOH(ag) b. sp'd C. d. sp e, b. H,0(). K (ag), and Br.(ag) c. Ho) and KBr(s) d. KH(ag), H,0(0), and BrOH(a) e. K'(aq), Br(ag), and H,O(e) Which arrangement is in the correct order of b. Li> Na*>K- d. Na> Cs >I 9. decreasing radii? a. F> Mg> Cs 4. What is the formula for tin(IV) fluoride? a. SnF b. Sn.F c. SnaF d. SnF e. SnF Elements 21 through 30 are known as a. transition metals. b. rare earths. c. alkaline earths. d. chalcogens e. halides 10. The solubility of a compound may depend on many factors, including a. physical parameters such as temperature. b. solute-solvent interactions. 5. c. solute-solute interactions. d. solvent-solvent interactions. halides e. all of the items listed.

Explanation / Answer

1. C [Ar]4s13d10

2. b non polar and non polar

3. e. KBr(aq) + H2O(l)

4. e. SnF4

5. e

6.d.    V= mass/density = 0.675/2.7 = 0.25cm^3
      V = 5*5*h
      0.25 = 25*h
      h = 0.01mm
7.b    M1V1 = M2V2
      M2 = M1V1/V2 = 0.1*3/0.25 = 1.2M

8. a. SP^3d

9. c.

10.a.

11.c

12. a

13.e

14.c

15.e

16.c

17. H2O
18. C

19.a

20.d

21.c

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