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IGCSE O Level Chemistry Practice Test 92

Percent Composition of Elements Multiple Choice Questions (MCQs) PDF Download - 92

The Percent Composition of Elements MCQ with Answers PDF (Percent Composition of Elements Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 3-92 to prepare IGCSE O Level Chemistry Practice Tests. Study Chemical Formulae and Equations Test PDF, Percent Composition of Elements Multiple Choice Questions (MCQ Quiz) for GRE test prep classes. The Percent Composition of Elements MCQ Quiz App Download: Free certification app for percent composition of elements, chemistry reactions, proton and nucleon number, catalysts and enzymes, basic acidic neutral and amphoteric test prep to study online certificate courses.

The MCQ: In Calcium Chloride, the percentage composition of Calcium is; "Percent Composition of Elements" App (Free Android & iOS) with answers: 0.3722; 0.4621; 0.4621; 0.36112; for GRE test prep classes. Practice Chemical Formulae and Equations Questions and Answers, Apple e-Book to download free sample for best accredited online colleges.

Percent Composition of Elements MCQ Quiz with Answers PDF Download: Test 92

MCQ 456:

In Calcium Chloride, the percentage composition of Calcium is

  1. 0.4621
  2. 0.3722
  3. 0.4621
  4. 0.36112
MCQ 457:

Products of reaction CuO + HNO3 → are

  1. Cu2NO3 + H2O
  2. Cu(NO3)2 + H2O
  3. Cu(NO3)2 + H2
  4. Cu(NO2)4 + H2
MCQ 458:

Extra stability is gained in the third shell if the number of electrons is

  1. 18
  2. 2
  3. 8
  4. 10
MCQ 459:

Many catalysts are

  1. noble gases
  2. transition metals
  3. non-metals
  4. inert gases
MCQ 460:

Consider the equation ZnO + NaOH + H2O → Na2Zn(OH)4. Moles of H2O required to balance the equation would be

  1. 1
  2. 2
  3. 3
  4. 4

IGCSE O Level Chemistry Exam Prep Tests

Percent Composition of Elements Textbook App: Free Download iOS & Android

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Percent Composition of Elements App (Android & iOS)

Percent Composition of Elements App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)

10th Grade Chemistry App (Android & iOS)

10th Grade Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (iOS & Android)