IGCSE O Level Chemistry MCQs (O Level) From Textbook

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IGCSE O Level Chemistry Entrance Exam MCQs – Mock Test 165

Chemical to Electrical Energy Quiz with Answers PDF Download – Test 165

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The Quiz: The brightness of battery light depends on the; "Chemical to Electrical Energy" App Download [Free] with answers: difference in the reactivity series of two metals in the battery, polarization, and volts of bulb attached to the battery for ACT test. Learn Electricity and Chemistry Questions and Answers, Apple iBook to download free chapter to study distance learning courses.

Chemical to Electrical Energy Quiz – Mock Test 165 PDF Download

MCQ: 821

The brightness of battery light depends on the

  1. polarization
  2. difference in the reactivity series of two metals in the battery
  3. volts of bulb attached to the battery
  4. none of above
MCQ: 822

When dichromate (VI) ion becomes reduced to chromium (III) ion, a change of color occurs from

  1. purple to pink
  2. purple to colorless
  3. orange to purple
  4. orange to green
MCQ: 823

In Na2CO3.10H2O, the highest percentage composition is of

  1. sodium
  2. oxygen
  3. water
  4. carbon
MCQ: 824

"No fixed volume" is a characteristic of

  1. liquids
  2. solids
  3. gases
  4. aqueous solutions
MCQ: 825

Chemical composition of a compound

  1. fixed
  2. not fixed
  3. variable
  4. none of above

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Chemical to Electrical Energy Quiz App (Android & iOS)

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