Chemicals/Nitrogens/Quiz

Nitrogens is an effort, in a lecture format, to describe the chemicals that are the element nitrogen.

You are free to take this quiz based on the lecture nitrogens at any time.

To improve your score, read and study the lecture, the links contained within, listed under See also, External links, and in the and  templates. This should give you adequate background to get 100 %.

As a "learning by doing" resource, this quiz helps you to assess your knowledge and understanding of the information, and it is a quiz you may take over and over as a learning resource to improve your knowledge, understanding, test-taking skills, and your score.

Suggestion: Have the lecture available in a separate window.

To master the information and use only your memory while taking the quiz, try rewriting the information from more familiar points of view, or be creative with association.

Enjoy learning by doing!

Quiz
{Yes or No, Chemical reactions are associated with some changes in the chemical nature/properties of chemicals. + Yes - No
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{Yes or No, In the Earth's atmosphere, dry air contains about 78 volume % nitrogen. + Yes - No
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{True or False, Natural gas can have between zero and 5 molecular % N2. + TRUE - FALSE
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{Complete the text: A gas has the characteristic of being a { substance (i) } which { expands (i) } freely to fill any { space (i) }.
 * type="{}"}

{Yes or No, Liquid diatomic nitrogen (N2) can be poured. + Yes - No
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{True or False, Nitrogen has many emission lines in the violet. + TRUE - FALSE
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{Complete the text: The Helix nebula is the closest { planetary (i) } nebula to { Earth (i) } at 450 light-years away in the constellation { Aquarius (i) }.
 * type="{}"}

{Yes or No, Molecular nitrogen (N2) is a colorless, odorless gas at room temperature. + Yes - No
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{True or False, The 5198-, 5201-A lines of nitrogen occur in the Earth's nightglow. + TRUE - FALSE
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{Yes or No, Nitrogen is element number seven based on the number of protons in its nucleus. + Yes - No
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Hypotheses

 * 1) There is at least one chemical unique to Earth.