Electrolyte and Non Electrolyte

Electrolyte and Non Electrolyte

Classifying substances into electrolytes and non-electrolytes

Analyze the following information before we proceed to the quiz section.

Multiple Choice

What is the the meaning of electrolyte?

• Substances that can conduct electricity in either the molten state or aqueous solution and undergo chemical changes.

• Substances that cannot conduct electricity in all states.

Multiple Choice

What is the the meaning of non-electrolyte?

• Substances that can conduct electricity in either the molten state or aqueous solution and undergo chemical changes.

• Substances that cannot conduct electricity in all states.

Multiple Choice

Which of the following is not an example of electrolyte?

• Molten lead(II) bromide

• Copper(II) chloride solution

• Hydrochloric acid

• Liquid ethanol

Multiple Choice

Why does covalent compound such as tetra chloromethane cannot conduct electricity in all state?

• Exist as molecules and no free moving ions

• Exist as solid

• Has free moving ions

Multiple Choice

Ionic compounds are able to conduct electricity either molten or aqueous solution because

• the presence of free moving ions

• has no free moving ions

• it is in molten or aqueous state

Multiple Choice

Ionic compounds are able to conduct electricity either molten or aqueous solution because

• the presence of free moving ions

• has no free moving ions

• it is in molten or aqueous state

Multiple Choice

Acid and alkali can only conduct electricity

• without the presence of water

• with the presence of water

Multiple Choice

In the absence of water, acid and alkali cannot conduct electricity because

• there is free moving ions

• there is no free moving ions

The next questions will be based on this information. Analyze the table before you proceed.

Multiple Choice

What is the meaning of conductor?

• Substances that conduct electricity in solid or molten state, but do not undergo chemical changes.

• Substances that conduct electricity in molten state or aqueous solution, and undergo chemical changes.

Multiple Choice

Which of the following is an example of conductor?

• Graphite

• Acid and alkali