Magnesium and Oxygen MCQs Quiz Worksheet PDF Download

Learn magnesium and oxygen MCQs, science test for online course learning and test prep to practice. Physical and chemical changes quiz questions has multiple choice questions (MCQ), magnesium and oxygen test to learn for seventh grade science help.

Science practice test MCQ on color of solid magnesium is with options dark grey, silver grey, black and whitish silver problem solving skills for competitive exam, viva prep, interview questions with answer key. Free science revision notes to learn magnesium and oxygen quiz with MCQs to find questions answers based online learning tests.

MCQs 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