Practice Tests (8c.4) - Study of Compounds

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does the brown ring test detect?
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Think about which ion is indicated by the test.
Question 2.
Name one reagent used in the brown ring test.
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It's an iron compound.
3Question 3.
What is the purpose of the brown ring test?
- To measure pH levels
- To detect the presence of nitrates
- To determine the color of a solution
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Consider what ions are tested with this method.
4Question 4.
True or False: The brown ring test requires heating the sample.
- True
- False
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Think about the procedures involved.
Question 5.
Analyze a fertilizer sample containing unknown concentrations of nitrate ions. Design a series of tests, including the brown ring test, to determine which fertilizer has the highest nitrate content.
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Consider control samples with known nitrate levels.
Question 6.
Discuss the potential environmental impact if nitrate levels are incorrectly assessed in agricultural regions using the brown ring test.
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Think about the implications of misjudging chemical levels.

5 more questions in this section. Enroll free to practise them all.