Chapter 4-6 Solutions Flashcards
Define a solution
a homogeneous mixtures containing a solvent and one or more solutes
Is a solvent or solute larger in quantity in a solution?
solvent
Is salt an ionic or covalent compound?
ionic
Are ions placed in a solution able to separate into their component ions?
yes
What are ionic compounds in a solution known as?
electrolytes
Is salt in a sport beverage an electrolyte?
yes
What is a non electrolyte?
a solution in a compound that cannot be separated from the compound
Would sugar in a compound be an electrolyte or a nonelectrolyte?
nonelectrolyte
What is a colloid?
made of particles of one substance that are dispersed but not dissolved in another substance
What is a key characteristic of colloids?
They scatter light
What is the effect called when a colloid has the ability to scatter light?
Tyndall effect
what is a good example of a colloidal substance?
milk
what is a suspension?
made of particles of one substance that are visible in another substance
What must occur for a solute to separate a hydrogen bond in water?
the solute must also be able to form a hydrogen bond
Explain a hydrogen bond donor
the molecule that supplies the hydrogen atom in the bond
explain a hydrogen bond acceptor
the molecule that contributes the negatively charged atom (either nitrogen or oxygen) to the bond
What is an electrolyte?
a chemical compound that conducts electricity when it dissolves in water
What must happen in order for an electrolyte to conduct electricity?
the solute must form ions when it dissolves in water
Does a nonelectrolyte conduct electricity when it dissolves in water?
No
What type of bond are non electrolytes?
molecular
