IGCSE O Level Chemistry MCQs - Chapter 4

Electricity and Chemistry MCQ (Multiple Choice Questions) PDF - 2

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The MCQ: Difficulty of discharge is highest in; "Electricity and Chemistry" App Download Android & iOS (Free) with answers copper ions, calcium ions, lead ions and silver ions to learn e-learning courses. Practice electrolyte and non electrolyte quiz questions, download Apple Book (Free Sample) for college entrance exams.

Electricity & Chemistry Questions & Answers PDF Download: MCQ Quiz 2

MCQ 6: The difficulty of discharge is highest in

calcium ions
copper ions
lead ions
silver ions

MCQ 7: The difficulty of discharge is lowest in

potassium ions
sodium ions
copper ions
silver ions

MCQ 8: In electrolysis of concentrated HCl, at the cathode

oxygen gas is given off
hydrogen gas is given off
chlorine gas is given off at anode
hydrogen chloride is given off

MCQ 9: In electrolysis of brine, ions moving to anode include

sodium + hydrogen ions
hydroxide + Chloride ions
sodium + hydroxide ions
chloride ions + hydrogen gas

MCQ 10: A suitable constant flow of electricity can be ensured through a/an

ammeter
rheostat
voltmeter
galvanometer

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