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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 and Answers PDF Download (Atoms and Elements Quiz Answers PDF 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 (iOS & Android) 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)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

10th Grade Chemistry App (Android & iOS)

10th Grade Chemistry App (iOS & Android)