Chem 1 Exam 1 - Chemistry 1450; Exam 1 Spring 2008 Name_...

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Chemistry 1450; Exam 1 Spring 2008 Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What is the chemical symbol for tin? A) Ta B) Sb C) Ti D) Sn 1) 2) Calcium belongs to the ________ group of the periodic table. A) noble gas B) halogen C) alkali metal D) alkaline earth 2) 3) Convert 0.003002 to standard scientific notation. A) 3002 × 10 - 6 B) 3.002 × 10 3 C) 3.002 × 10 - 3 D) 3002 × 10 6 3) 4) A student weighed 3000. μg of sulfur in the lab. This is the same mass as A) 3.000 × 10 3 mg. B) 3.000 × 10 - 6 g. C) 3.000 × 10 6 ng. D) 3.000 × 10 - 3 kg. 4) 5) The nightime and daytime temperatures on Mercury are 13 K and 683 K respectively. The melting point and boiling point of sulfur is 246°F and 832°F. Which of the following statements is true ? On Mercury sulfur exists A) only in the solid state. B) as both a liquid and a gas. C) only in the liquid state.
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This note was uploaded on 04/10/2008 for the course CHEM 1450 taught by Professor Taylor during the Fall '07 term at University of Central Arkansas.

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Chem 1 Exam 1 - Chemistry 1450; Exam 1 Spring 2008 Name_...

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