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Lower Atmosphere
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1. Oxidants and observation - more
Worksheet 1: Test yourself:
Quiz about the "detergents" of the atmosphere
This is an interactive web-page. |
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Read the background texts - "night and nitrates" and "oxidation & OH" - then answer the following questions.
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Find the right answers! |
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1) Which of the four radicals / molecules does not act as a "detergent" in the atmosphere? |
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2) The atmospheric lifetime of OH radicals is: |
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3) The lifetime of OH radicals essentially depends on: |
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4)In the northern summer at what latitudes can you find ,on average, more than 2,000,000 OH radicals per cm3 air at a height of 1000 meters? |
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5) Which of the following reactions yields OH radicals without light? |
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6) Almost no OH radicals are formed in a starry night. This is because: |
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7) How does the "detergent" NO3 affect small alkenes in the dark? |
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8) Which wavelength is not absorbed by NO3 molecules? |
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Attention: This quiz is optimised for internet explorer or new versions of Netscape! If the little solution window disappears, just reopen it from the task row! |
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About this page:
Authors: M. Seesing, M. Tausch - Universität Duisburg-Essen, Duisburg / Germany Scientific reviewing: Dr. Mark Lawrence - Max Planck Institute for Chemistry, Mainz - 2004-05-05
Last update: 2004-05-13 |
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