WorksheetsSolution Definitions and Classifications
Total questions: 18
Worksheet time: 18mins
Which of the following substances would be least likely to conduct electricity when it is dissolved in water?
NaCl
KBr
C12H2O11
CaCl2
Reference the picture for the following problem.
The beaker on the left contains a solution of NaOH. The beaker on the right contains NH3. Both NaOH and NH3 are basic substances. Which one of them is a weak electrolyte?
NaOH
NH3
neither, both are strong
not enough information to tell
The dissolving medium which is typically a liquid or the substance in greater amount when 2 similar phases are mixed
The substance that is being dissolved in a solution.
The mixing of different substances.
The process in which neutral molecules lose or gain electrons
Fat and protein molecules in milk give white color to it but these molecules do not sink down over time. Because of that milk is;
Solution
Suspension
Colloid
Supersaturated
A type of mixture where the particles are larger than those in a solution but not heavy enough to settle out.
Homogeneous mixture
Colloid
Suspension
Compound
Both of the beakers in the picture recently stirred and you see a demonstration with light.
The beaker on the left would be a;
Solution
Suspension
Colloid
Impossible to tell
Alloys are solid-solid homogeneous mixtures of metals. Which one of the following is an example of alloys?
Boron
Brass
Beryllium
Bread
Solutions has ______________ sized particles, colloids have _________________ sized particles, and suspensions have _________________________ sized particles.
small, medium, large
large, medium, small
medium, small, large
medium, large, small
Which of the following factors affects the solubility amount & rate of solubility?
temperature
surface area
agitation
amount of solvent
Which of the following examples is nonpolar & cannot form a solution because it is insoluble?
Kool Aid
an oil spill in the in the ocean
soda
salt water
When calcium chloride is dissolved in water, to which end of the adjacent water molecules will a calcium ion be attracted?
the oxygen end, which is the negative pole
the oxygen end, which is the positive pole
the hydrogen end, which is the negative pole
the hydrogen end, which is the positive pole
