IGCSE O Level Chemistry Practice Test 42

Atoms and Elements MCQ (Multiple Choice Questions) PDF - 42

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Free Atoms and Elements Multiple Choice Questions and Answers (MCQs) PDF Download (Atoms and Elements MCQs PDF Book), chapter 6-42 to learn online igcse chemistry degree courses. Study Elements, Compounds and Mixtures quiz answers PDF, atoms and elements Multiple Choice Questions (MCQ Quiz) for online college degrees. Free educational app: Atoms and Elements MCQs App Download & e-Book for atoms and elements, electrical devices and circuit symbols, atomic mass test prep for ACT test prep classes.

The MCQs: Symbol of Mercury is; "Atoms & Elements" App Download (iOS & Android) Free with answers hg, mg, me and mr to learn online schools courses. Practice elements, compounds and mixtures questions and answers, Google eBook to download free sample for online college courses.

Atoms & Elements Questions and Answers PDF Download: Quiz 42

MCQ 206: Symbol of Mercury is

A) Mg

B) Hg

C) Me

D) Mr

MCQ 207: Symbol of Copper is

A) Co

B) Cu

C) Cl

D) Ca

MCQ 208: Electrolysis refers to the

A) passing of cathode in molten solid

B) passing electricity through a solution or molten solid

C) substance that does not allow the flow of electricity

D) copper plating of utensils

MCQ 209: In Na₂CO₃, the relative atomic mass of Carbon is

A) 12

B) 24

C) 36

D) 48

MCQ 210: Greatest energy is found in the particles of the

A) solids

B) liquids

C) gases

D) diffusing particles

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