O Level Chemistry MCQs - Chapter 4

Electricity and Chemistry MCQ with Answers PDF Download - 4

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The MCQ: Examples of non-conductors include PDF, "Electricity and Chemistry" App APK Download with phosphorus, sulphur, wood, and all of above choices for free online college courses. Practice conductors and non conductors quiz questions, download Kindle eBook (Free Sample) for ACT subject tests.

Chemistry: Electricity & Chemistry MCQ Questions PDF Download

MCQ: Examples of non-conductors include

A) sulphur

B) phosphorus

C) wood

D) all of above

MCQ: Which one is correct about cations?

A) they are positively charged ions

B) they are negatively charged ions

C) they travel towards anode during electrolysis

D) they travel towards anode during polarization

MCQ: Duration of bright-bulb is shorter in a magnesium-copper battery because of the

A) difference of copper and magnesium in reactivity series is lesser

B) polarization occurs too quickly

C) magnesium is highly reactive and dissolves very rapidly in acid

D) none of above

MCQ: Polarization occurs due to

A) rapid dissolving of magnesium in dilute acid

B) slow dissolving of magnesium in conc. Acid

C) copper electrode gets covered with bubbles of hydrogen gas

D) copper electrode gets covered with bubbles of ammonia gas

MCQ: Conventionally, the negative terminals are shown as a

A) long thin line

B) short fat line

C) long wavy line

D) short wavy line

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