Exam1sp2009f5

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Unformatted text preview: General Chemistry I Examination 1 form 5 Name___________________________________ R. Lopez de la Vega MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which of the following represents a chemical property of hydrogen gas? A) It is gaseous at room temperature. B) It is tasteless. C) It is colorless. D) It reacts explosively with oxygen. E) It is less dense than air. 2) Determine the name for H 2 CO 3 . A) dihydrogen carbonate B) hydrocarbide acid C) hydrocarbonic acid D) carbonous acid E) carbonic acid 3) What does ʺXʺ represent in the following symbol? 30 X 14 A) nickel B) sulfur C) zinc D) silicon E) ruthenium 4) Which of the following statements about subatomic particles is TRUE? A) Electrons make up most of the mass of an atom. B) Neutrons and electrons are found in the nucleus of an atom. C) Protons have about the same mass as electrons. D) A neutral atom contains the same number of protons and electrons. E) Protons and neutrons have opposite, but equal in...
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This note was uploaded on 02/12/2011 for the course CHEM 112 taught by Professor Sttaf during the Spring '03 term at Arkansas Pine Bluff.

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