O Level

Chemistry MCQ Questions

O Level Chemistry MCQs - Chapter

Electricity and Chemistry Practice Test p. 4

Electricity and Chemistry mock test for exam PDF, electricity and chemistry trivia worksheets with answers key, O level chemistry test 4 for online certification. Learn conductors and non conductors MCQs, Electricity and Chemistry quiz questions and answers for admission and merit scholarships test. Learn conductors and non conductors, electrolyte and non electrolyte, chemical to electrical energy, polarization, electrical devices and circuit symbols career test for online college bachelor degree.

"Examples of non-conductors include" Multiple Choice Questions (MCQ) on electricity and chemistry with choices phosphorus, sulphur, wood, and all of above for free online college courses. Practice conductors and non conductors quiz questions for jobs' assessment test and online courses for ACT subject tests.

MCQs on Electricity & Chemistry Quiz

1.

Examples of non-conductors include

sulphur
phosphorus
wood
all of above

2.

Which one is correct about cations?

they are positively charged ions
they are negatively charged ions
they travel towards anode during electrolysis
they travel towards anode during polarization

3.

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

difference of copper and magnesium in reactivity series is lesser
polarization occurs too quickly
magnesium is highly reactive and dissolves very rapidly in acid
none of above

4.

Polarization occurs due to

rapid dissolving of magnesium in dilute acid
slow dissolving of magnesium in conc. Acid
copper electrode gets covered with bubbles of hydrogen gas
copper electrode gets covered with bubbles of ammonia gas

5.

Conventionally, the negative terminals are shown as a

long thin line
short fat line
long wavy line
short wavy line