IGCSE O Level Chemistry Practice Test 47

Valency Table Notes Questions with Answers PDF Download - 47

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The Valency Table Notes Questions and Answers PDF (Valency Table Quiz Answers PDF eBook) download Ch. 3-47 to study IGCSE O Level Chemistry Practice Tests. Learn Chemical Formulae and Equations MCQ Questions PDF, Valency Table Multiple Choice Questions (MCQ Quiz) to study online certification courses. The Valency Table Notes App Download: Free IGCSE O Level Chemistry App to study valency table, ph scale: acid and alkali, chemical formulas, pure substances and mixtures, measuring speed of reaction test prep for ACT practice test.

The Quiz: Valency is numerically equal to the "Valency Table" App (iOS, Android) with answers: combining power of an atom, charge of an ion, and combining power of a radical for ACT practice test. Study Chemical Formulae and Equations Questions and Answers, Google eBook to download free sample for GRE subject test tutoring.

Valency Table Quiz with Answers PDF Download: MCQs 47

MCQ: 231

Valency is numerically equal to the

charge of an ion
combining power of an atom
combining power of a radical
all of above

MCQ: 232

PH values have a range of

1 to 7
0 to 10
1 to 14
0 to 14

MCQ: 233

The chemical formula of calcium nitrate is

CNOH
Ca(NO₃)₂
CaNO₃
CaNO₃

MCQ: 234

What is true about pure substances?

they have fixed and exact boiling point
they have fixed and exact melting points
they form only one post on chromatogram
all of above

MCQ: 235

During a chemical reaction, the

mass of catalyst remains unchanged
physical state of catalysts remain unchanged
changes in the chemical composition of catalysts may be observed
chemical composition of the catalyst may change

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