Atoms & Elements Quiz Questions and Answers 35 PDF Download

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Quiz on Atoms & Elements Worksheet 35 Quiz PDF Download

Atoms and Elements Quiz

MCQ: A particle may be

  1. atom
  2. molecule
  3. charged
  4. Both A and B


Percent Composition of Elements Quiz

MCQ: In Na2CO3.10H2O, percentage of oxygen is

  1. 0.1678
  2. 0.1608
  3. 0.1659
  4. 0.1684


Chemical Reaction: Factor Affecting Quiz

MCQ: Factors affecting speed of reaction include

  1. volume of gas
  2. change in mass
  3. pressure
  4. temperature change


Electrical Devices and Circuit Symbols Quiz

MCQ: Conventionally, negative terminals is shown as

  1. a long thin line
  2. a short fat line
  3. a long wavy line
  4. a short wavy line


Salts: Hydrogen of Acids Quiz

MCQ: In titration, color of indicator can be removed by

  1. not adding indicator in the beginning
  2. repeating the process again
  3. boiling the solution with some animal charcoal
  4. all of these