Exam 1 - Chem 121-02 Exam 1 September 19, 2005 Name: Page 1...

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Chem 121-02 Exam 1 Name: September 19, 2005 Page 1 (33 points) Page 2 (29 points) Page 3 (30 points) Page 4 (8 points) Total (100 points)
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1) Name the following compounds (3 pts each) a. SrH 2 b. TiO 2 c. SClF 5 2) Write the formula for the following compounds (3 pts each) a. Indium (II) fluoride trihydrate b. Sufurous acid c. Magnesium phosphite 3) What is the oxidation state (charge) of: (3 pts each) a. Manganese in MnCl 4 b. Aluminum in Al 2 O 3 c. Bromine in the ion (BrO 3 ) - 4) Give the group or family name for the following groups of elements (3 pt each) a. Li, Na, K, Cs b. F, Cl, Br, I
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5) Perform the following unit conversions then write your answers in scientific notation with the correct number of significant digits. You must show your work for full credit. (5 pts each) a) 4250 μ g to g b) 145.0 km/hr to m/s 6) Fill in the following table assuming each column represents a neutral atom. (7 pts) Nuclide Symbol 222 Rn Protons 47 Neutrons Electrons Atomic Mass 108 7) A sealed box contains 4.500 L of ozone (O
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This note was uploaded on 04/07/2008 for the course CHEM 121 taught by Professor Layson during the Fall '05 term at Denison.

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Exam 1 - Chem 121-02 Exam 1 September 19, 2005 Name: Page 1...

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