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IGCSE O Level Chemistry Entrance Tests: Mock Test 112

Valency and Chemical Formula Multiple Choice Questions (MCQs) PDF Download - 112

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The Valency and Chemical Formula MCQ with Answers PDF (Valency and Chemical Formula Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 3-112 to study IGCSE O Level Chemistry Practice Tests. Study Chemical Formulae and Equations Test PDF, Valency and Chemical Formula Multiple Choice Questions (MCQ Quiz) for accredited online college courses. The Valency and Chemical Formula MCQ Quiz App Download: Free IGCSE O Level Chemistry App to study valency and chemical formula, change of state, salts: hydrogen of acids, mixtures and compounds, dissolving, filtering and evaporating test prep to study online schools courses.

The MCQ: The chemical formula of Sodium Sulfite is "Valency & Chemical Formula" App (Free Android & iOS) with answers: na(so4)2, na2so3, nah2po4.h2o, and na2co3.10h2o for accredited online college courses. Practice Chemical Formulae and Equations Questions and Answers, Google eBook to download free sample for completely online college.

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Valency & Chemical Formula MCQ Quiz with Answers PDF Download: Test 112

MCQ: 556

The chemical formula of Sodium Sulfite is

  1. Na2SO3
  2. Na(SO4)2
  3. Na2CO3.10H2O
  4. NaH2PO4.H2O
MCQ: 557

Examples of sublime substances do not include

  1. solid carbon dioxide
  2. ammonium salts
  3. zinc
  4. iodine
MCQ: 558

Soluble Carbonates (CO3-2) are

  1. Na2CO3
  2. K2CO3
  3. (NH4)2CO3
  4. all of above
MCQ: 559

Mixtures can be converted to compounds through

  1. physical change
  2. chemical change
  3. high pressures
  4. catalytic reactions
MCQ: 560

An easy way to separate soluble and insoluble solids is

  1. filtration
  2. decanting
  3. sublimation
  4. distillation

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Valency and Chemical Formula MCQs App (Android & iOS)

Valency & Chemical Formula MCQs App

Valency and Chemical Formula MCQs App (iOS & Android)

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