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IGCSE O Level Chemistry Certification Exam Tests

IGCSE O Level Chemistry Practice Test 19

Atoms and Elements Quiz PDF: Questions and Answers - 19

The Atoms and Elements Quiz Questions, Atoms and Elements Quiz Answers PDF Download, e-Book Ch. 6-19 to solve IGCSE O Level Chemistry Practice Tests. Learn Elements, Compounds and Mixtures MCQ Questions PDF, Atoms and Elements Multiple Choice Questions (MCQ Quiz) for online college degrees. The Atoms and Elements Trivia App: Download free educational app for atoms and elements, acidity or alkalinity, chemical and ionic equations, oxidation and reduction, electrolyte and non electrolyte test prep for online college courses.

The Quiz: Symbol of Magnesium is; "Atoms & Elements" App Download (Android & iOS) Free with answers Mn, Mg, Hg and M to study online GCSE courses. Study Elements, Compounds and Mixtures Questions and Answers, Google eBook to download free sample for two year degree programs.

Atoms & Elements Questions and Answers PDF Download: Quiz 19

MCQ 91: Symbol of Magnesium is

  1. Mg
  2. Mn
  3. Hg
  4. M

MCQ 92: In Universal indicators, a pH of 7 is shown with

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

MCQ 93: The formula of copper carbonate is

  1. CuCO3
  2. CuCO2
  3. CuCHO3
  4. CuCOH

MCQ 94: Old paintings can be restored through an oxidizing agent

  1. H2S
  2. H2O2
  3. H2PO4
  4. H3O

MCQ 95: Weak electrolytes include which of the following?

  1. limewater Ca(OH)2
  2. ammonia solution NH3
  3. Carbonic acid H2CO3
  4. all of above

IGCSE O Level Chemistry Exam Prep Tests

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Atoms & Elements App (Android & iOS)

Atoms & Elements App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)

College Chemistry App (Android & iOS)

College Chemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (iOS & Android)