Exam 1 Bank

Exam 1 Bank - Chapter 1 Which of the following is present...

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Chapter 1 Which of the following is present in HIGHEST concentration (by percent) in our atmosphere? a) oxygen b) nitrogen c) carbon dioxide d) water Of the following, which is an example of a mixture? a) seawater b) carbon dioxide c) gold (Au on the periodic table) d) none of these Of the following, which is an example of a compound? a) seawater b) carbon dioxide c) gold (Au on the periodic table) d) none of these Where on the periodic table are the non-metals? a) the top few rows b) the bottom few rows c) the left-hand side d) the right-hand side The correct name for N 2 O 4 is: a) nitrogen oxygen b) nitrogen oxide c) dinitrogen tetroxide d) Billy-Bob The correct name for Na 2 O is: a) sodium oxide b) disodium oxide c) sodium oxygen d) none of these In the BALANCED reaction __C 2 H 5 OH + __O 2 __H 2 O + __CO 2 , what is the coefficient associated with water? a) 1 b) 2 c) 3 d) 11
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Which pollutant is odorless, colorless, and reduces the oxygen-carrying capacity of the blood? a) PM 10 b) NO 2 c) CO d) O 3 Which is a secondary pollutant, produced as a byproduct of the reactions of OTHER pollutants with atmospheric components? a) PM 10 b) NO 2 c) CO d) O 3 When the EPA determines acceptable pollutant levels, they take into account which of the following: a) toxicity b) exposure c) amount in atmosphere d) both toxicity and exposure Which of the following increases our perception of the risk associated with an activity: a) if the outcome is “dread” b) if the outcome is delayed c) if the outcome is unknown d) all of these Ozone is a pollutant in the ___________________ and protects us from UV in the ___________________. a) troposphere / mesosphere b) troposphere / stratosphere c) mesosphere / troposphere d) stratosphere / troposphere Which of the following is present in HIGHEST concentration (by percent) in our atmosphere? a) nitrogen b) oxygen c) water d) carbon dioxide Of the following, which is an example of a mixture? a) water b) sodium (Na on the periodic table) c) coffee with cream d) none of these
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Of the following, which is an example of an element? a) water b) sodium (Na on the periodic table) c) coffee with cream d) none of these Where on the periodic table are the metals? a) the bottom few rows b) the top few rows c) the right-hand side d) the left-hand side The correct name for PF 3 is: a) phosphorus fluoride b) trifluorophosphorus c) phosphorus trifluoride d) Sam The correct name for MgCl 2 is: a) magnesium chloride b) magnesium dichloride c) magnesium dichlorine d) none of these In the BALANCED reaction __CH 3 OH + __O 2 __H 2 O + __CO 2 , what is the coefficient associated with O 2 ? a) 1 b) c) 3 d) 6 Which is a secondary pollutant that results from the formation of active nitrogen species when atmospheric nitrogen reacts with atmospheric oxygen under high temperature? a)
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This note was uploaded on 10/26/2010 for the course CHM CHM107 taught by Professor Kirstin during the Spring '09 term at ASU.

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Exam 1 Bank - Chapter 1 Which of the following is present...

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