Electrolytes and Non-electrolytes
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)