Magnesium and Oxygen MCQs Quiz Worksheet PDF Download

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MCQ on Magnesium and Oxygen Quiz PDF Download

MCQ: Color of solid magnesium is

  1. dark grey
  2. silver grey
  3. black
  4. whitish silver

B

MCQ: What are chemicals used in fireworks?

  1. copper chloride
  2. calcium chloride
  3. barium chloride
  4. all of above

D

MCQ: Color of magnesium oxide is

  1. white
  2. blue
  3. grey
  4. pink

A

MCQ: If magnesium is gently heated, it forms

  1. magnesium oxide
  2. magnesium sulfide
  3. magnesium nitrite
  4. magnesium carbonate

A

MCQ: Reaction of 'magnesium' with air is

  1. exothermic reaction
  2. endothermic reaction
  3. reversible reaction
  4. substitution reaction

A