Atoms & Elements Quiz Questions and Answers 64 PDF Download

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Quiz on Atoms & Elements Worksheet 64Quiz PDF Download

Atoms and Elements Quiz

MCQ: Symbol of Cobalt is

  1. Co
  2. Cu
  3. Cl
  4. Ca


pH Scale: Acid and Alkali Quiz

MCQ: A pH of 7 is of

  1. sugar solution
  2. salt solution
  3. weak acids and bases
  4. Both A and B


Pure Substances and Mixtures Quiz

MCQ: Presence of impurities in ethanol (C2H5OH) will cause

  1. lower the boiling point
  2. raise the boiling point
  3. the boiling at an exact temperature
  4. lower rate of evaporation


O level Chemistry: States of Matter Quiz

MCQ: Substances which transform from solid into a gas directly, are called as

  1. Amphoteric oxides
  2. basic oxides
  3. sublimations
  4. neutral oxides


Properties: Bases and Reactions Quiz

MCQ: In presence of phenolphthalein, alkali shows

  1. blue color
  2. violet color
  3. pink color
  4. green color