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IGCSE O Level Chemistry Entrance Exam: Mock Test 5

Atoms and Elements Quiz Questions and Answers PDF Download - 5

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The Atoms and Elements Quiz Questions and Answers PDF (Atoms and Elements Quiz with Answers PDF e-Book) download Ch. 6-5 to learn IGCSE O Level Chemistry Practice Tests. Solve Elements, Compounds and Mixtures MCQ with answers PDF, Atoms and Elements Multiple Choice Questions (MCQ Quiz) for colleges that offer online courses. The IGCSE O Level Chemistry Quiz App to Download Free Atoms and Elements App to learn atoms and elements, redox reactions, periodic table: o level chemistry test prep for accredited online college courses.

The Quiz: Brass is an example of an/a; "Atoms & Elements" App Download [Free] with answers: compound, alloy, element, and mixture for colleges that offer online courses. Learn Elements, Compounds and Mixtures Questions and Answers, Apple iBook to download free chapter to learn online certificate courses.

Atoms & Elements Questions and Answers PDF Download: MCQ 5

MCQ: 21

Brass is an example of an/a

  1. alloy
  2. compound
  3. mixture
  4. element
MCQ: 22

If acidified Potassium Dichromate(VI) (K2Cr2O7) acts as oxidizing agent, color changes from

  1. orange to red
  2. orange to green
  3. yellow to green
  4. yellow to red
MCQ: 23

A particle maybe a/an

  1. atom
  2. molecule
  3. isotope
  4. all of above
MCQ: 24

If the proton (p+) number of an element changes, it will become a/an

  1. isotope
  2. another element
  3. electrolyte
  4. none of above
MCQ: 25

Aluminum (Al) is preferred in overhead power cables because

  1. it is a good conductor
  2. it acts as an insulator, in case of lightening
  3. it prevents accidents
  4. it is lighter in weight

Atoms & Elements Textbook Tests: IGCSE O Level Chemistry App & eBook Quizzes

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Atoms and Elements Quiz App (Android & iOS)

Atoms & Elements Quiz App

O Level Chemistry Quiz App (iOS & Android)

O Level Chemistry Quiz App

9th Grade Chemistry Quiz App (Android & iOS)

9th Grade Chemistry Quiz App

A level Chemistry Quiz App (iOS & Android)

A level Chemistry Quiz App