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IGCSE O Level Chemistry Certification Exam Tests

IGCSE O Level Chemistry Practice Test 25

Chemical Symbols Quiz Questions and Answers PDF Download - 25

The Chemical Symbols Quiz Questions and Answers PDF (Chemical Symbols Quiz with Answers PDF e-Book) download Ch. 3-25 to prepare IGCSE O Level Chemistry Practice Tests. Solve Chemical Formulae and Equations MCQ with answers PDF, Chemical Symbols Multiple Choice Questions (MCQ Quiz) for online college classes. The Chemical Symbols Quiz App Download: Free learning app for chemical symbols, chemical and ionic equations, molecules and compounds, ordinary level chemistry, atoms and elements test prep for online colleges that offer certificate programs.

The Quiz: The formula of carbonic acid is; "Chemical Symbols" App Download (Free) with answers: HCHO3; HCO2; H2CO2; H2CO3; for online college classes. Learn Chemical Formulae and Equations Questions and Answers, Apple eBook to download free sample to learn online certification courses.

Chemical Symbols Questions and Answers PDF Download: MCQ 25

MCQ 121:

The formula of carbonic acid is

  1. HCO2
  2. HCHO3
  3. H2CO2
  4. H2CO3
MCQ 122:

To balance Al(OH)3 + HNO3 → Al(NO3)3 + H2O, number of Al(OH)3 molecules will be

  1. 1
  2. 2
  3. 3
  4. 4
MCQ 123:

Material is largely composed of

  1. metals
  2. organic matter
  3. atoms
  4. none of above
MCQ 124:

Data loggers are

  1. data punching devices
  2. devices used to draw graph of temperature against time
  3. data extracting devices
  4. none of above
MCQ 125:

Symbol of iron is

  1. I
  2. Fe
  3. Ne
  4. Sn

IGCSE O Level Chemistry Exam Prep Tests

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Chemical Symbols App (Android & iOS)

Chemical Symbols App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)

A level Chemistry App (Android & iOS)

A level Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (iOS & Android)