Question

Questions for chemical effects of electric current

Answer 1

Answer:

QuestionsQuestion 1.

What are good conductors?

Answer:

The substances that conduct electricity through them are called good conductors.

Question 2.

What are insulators or poor conductors?

Answer:

The substances that do not conduct electricity through them are poor conductors or insulators.

Question 3.

Give four examples of conductors.

Answer:

Copper, iron, aluminium and brass.

Question 4.

Give four examples of insulators.

Answer:

Air, wood, rubber and plastic.

Question 5.

Name two metal objects which have a coating of another metal.

Answer:

Handlebars of bicycles, bathroom taps.

Question 6.

What do we get on electrolysis of acidified water?

Answer:

Hydrogen and oxygen gas.

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