O Level Courses

IGCSE O Level Chemistry Certification Exam Tests

IGCSE O Level Chemistry Practice Test 5

Atoms and Elements Quiz Questions and Answers PDF - 5

The Atoms and Elements Quiz Questions and Answers PDF, Atoms and Elements Quiz with Answers PDF e-Book download Ch. 6-5 to prepare 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 Atoms and Elements Quiz App: Free download learning app for 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; Mixture; Element; for colleges that offer online courses. Learn Elements, Compounds and Mixtures Questions and Answers, Apple eBook to download free sample to learn online certificate courses.

Atoms & Elements Questions and Answers PDF Download: Quiz 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

IGCSE O Level Chemistry Exam Prep Tests

Atoms & Elements Learning App: Free Download Android & iOS

The App: Atoms & Elements Quiz App to learn Atoms & Elements Questions and Answers, O Level Chemistry Quiz App, and SAT Chemistry Quiz App. The free "Atoms & Elements" App to download Android & iOS Apps includes complete analytics with interactive assessments. Free download App Store & Play Store learning Applications & enjoy 100% functionality with subscriptions!

Atoms & Elements App (Android & iOS)

Atoms & Elements App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (iOS & Android)