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SAT Chemistry MCQs (SAT Prep) From Textbook

SAT Chemistry Exam MCQs – Practice Test 52 (Chapter 5)

Descriptive Chemistry Notes Questions with Answers PDF Download – Test 52

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Descriptive Chemistry MCQs – Practice Test 52 PDF Download

MCQ 256: The percentage of carbon dioxide in the air is:

  1. 0.01%
  2. 0.02%
  3. 0.03%
  4. 5.00%

MCQ 257: The residence time of NO and NO 2 in atmosphere are respectively in days:

  1. One and Two
  2. Two and Three
  3. Three and Four
  4. Four and Three

MCQ 258: Oxidation state of an element in its free state is:

  1. One
  2. Two
  3. Three
  4. Zero

MCQ 259: Binary compounds of oxygen with other elements are called:

  1. Hydrides
  2. Halides
  3. Oxides
  4. Sulphates

MCQ 260: In the presence of high temperature and pressure, peat is converted to:

  1. Lignite
  2. Bituminous coal
  3. Anthracite
  4. Coal

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