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Exothermic Reactions Questions and Answers PDF Download eBook

Exothermic Reactions trivia questions and answers, exothermic reactions quiz answers PDF 60 to practice O level chemistry exam questions for online classes. Practice "Energy from Chemicals" trivia questions and answers, exothermic reactions Multiple Choice Questions (MCQ) for online college degrees. Free exothermic reactions MCQs, collection of gases, salts: hydrogen of acids, percent composition of elements, oxidation and reduction, exothermic reactions test prep for online college courses.

"Exothermic reactions take place when energy given out in making bonds is", exothermic reactions Multiple Choice Questions (MCQ) with choices more than the energy taken in for breaking bonds, less than the energy taken in for breaking bonds, equal to the energy taken in for breaking bonds, and none of above for SAT test. Learn energy from chemicals questions and answers to improve problem solving skills for SAT subject tests.

Trivia Quiz on Exothermic Reactions PDF Download eBook

Exothermic Reactions Quiz

MCQ: Exothermic reactions take place when energy given out in making bonds is

  1. less than the energy taken in for breaking bonds
  2. more than the energy taken in for breaking bonds
  3. equal to the energy taken in for breaking bonds
  4. none of above

B

Oxidation and Reduction Quiz

MCQ: While the Potassium Iodide (KI) is a powerful reducing agent, the

  1. iodide ion is oxidized to iodine
  2. iodide ion is reduced to iodine
  3. iodine is reduced to iodide ion
  4. iodine is oxidized to iodide ion

A

Percent Composition of Elements Quiz

MCQ: In Sulfuric Acid (H2SO4), the chemical composition of sulfur is

  1. 0.0204
  2. 0.3265
  3. 0.6531
  4. 0.9821

B

Salts: Hydrogen of Acids Quiz

MCQ: Soluble salt is

  1. silver chloride AgCl
  2. Lead Chloride PbCl2
  3. Sodium chloride NaCl
  4. mercury chloride HgCl2

C

Collection of Gases Quiz

MCQ: Hydrogen (H2) is not

  1. heavier than carbon dioxide
  2. lighter than air
  3. colored
  4. insoluble

D