IGCSE O Level Chemistry MCQs - Chapter 4

Electricity and Chemistry Multiple Choice Questions (MCQ) PDF - 18

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The MCQ: In electrolysis of brine, ions moving to cathode include; "Electricity and Chemistry" App Download Android & iOS (Free) with answers hydroxide ions, sodium + hydrogen ions, chloride ions and hydrogen gas is bubbled off to learn online certification courses. Practice electrolyte and non electrolyte quiz questions, download Apple Book (Free Sample) for online associates degree.

Electricity & Chemistry Questions & Answers PDF Download: MCQ Quiz 18

MCQ 86: In electrolysis of brine, ions moving to cathode include

sodium + hydrogen ions
hydroxide ions
chloride ions
hydrogen gas is bubbled off

MCQ 87: Cathodic reduction refers to

loss of electrons at the anode
gain of electrons at the cathode
loss of electrons at the cathode
gain of electrons at the anode

MCQ 88: After the electrolysis of brine, the resulting solution largely contains

Cl₂ gas
NaCl
NaOH
H₂ gas

MCQ 89: Which statement is correct about the conductor?

it changes while conducting electricity
it does not change while conducting electricity
it does not allow flow of electricity
it cannot operate at high pressures

MCQ 90: Since the ions are held in fixed positions by strong forces, electricity is not conducted by

electrodes
electrolytes
insulators
metals

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