IGCSE O Level Chemistry Practice 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 prepare 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 certification app for 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 Quiz: The chemical formula of Sodium Sulfite is; "Valency & Chemical Formula" App (Play Store & App Store) with answers: Na(SO₄)₂; Na₂SO₃; Na₂CO₃.10H₂O; NaH₂PO₄.H₂O; for accredited online college courses. Practice Chemical Formulae and Equations Questions and Answers, Apple Book to download free sample for completely online college.

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

MCQ 556:

The chemical formula of Sodium Sulfite is

Na₂SO₃
Na(SO₄)₂
Na₂CO₃.10H₂O
NaH₂PO₄.H₂O

MCQ 557:

Examples of sublime substances do not include

solid carbon dioxide
ammonium salts
zinc
iodine

MCQ 558:

Soluble Carbonates (CO₃^-2) are

Na₂CO₃
K₂CO₃
(NH₄)₂CO₃
all of above

MCQ 559:

Mixtures can be converted to compounds through

physical change
chemical change
high pressures
catalytic reactions

MCQ 560:

An easy way to separate soluble and insoluble solids is

filtration
decanting
sublimation
distillation

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