Electrolytes and Non-electrolytes

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Which of the following substances, when dissolved in water, will conduct electricity?

Ca(NO3)2

Which of the following best depicts the dissociation of Calcium chloride in water?

CaCl2(s) →→Ca+2(aq) + 2Cl-(aq)

When ionic compounds dissolve in water they dissociate into -

Cations and anions

If 100% of a compound dissolves in water and creates an electric current this makes it a

a strong electrolyte

When ionic compounds dissolve in water they...

are electrolytes,conduct electricity

What is a strong electrolyte?

compound that conducts an electric current when in water

What is an electrolyte?

compound that conducts an electric current when in water

What is a non-electrolyte?

compound that doesn't conduct electric current when in water

When NaCl is added to water it...

dissociates into Na cations and Cl anions

Just because a compound dissolves in water doesn't mean it....

dissociates into ions

The charge carriers for an electrolytic solution are what?

ions

Ionic compounds are electrolytes because...

it forms an electrolytic solution.

When a compound doesn't dissociates into ions, this makes it a...

non-electrolyte

An example of a water-soluble electrolyte is

sodium chloride copper(II) sulfate

What is a weak electrolyte?

solution that conducts electricity poorly

Which of the following is Soluble in water, an Electrolyte and has a High melting an

KCl

Which of the compounds is a salt?

MgCl2

Which of the following solutions is a weak electrolyte?

NH3

finish: NaCl(s) -->

Na+(aq) + Cl- (aq)


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