Solutions And Mixtures
(130).jpg "Solutions And Mixtures - Quiz")
This is a quiz over how well you know 9th grade physical science containing solutions and mixtures.
- 1.The oceans are an example of a(n)______solution.
- A.
Gaseous
- B.
Liquid
- C.
Solid
- D.
Anhydrous
- 2.In a solution, the substance which is being dissolved is the_____.
- A.
Solvent
- B.
Solute
- C.
Liquid
- D.
Gas
- 3.A solution that contains all the solute it can hold at a given temperature is _____.
- A.
Supersaturated
- B.
Dilute
- C.
Saturated
- D.
Unsaturated
- 4.The solute that is found in the greatest amount in ocean water is______.
- A.
H20
- B.
KCl
- C.
NaCl
- D.
CuSO4
- 5.A substance that does not conduct an electric current when it forms a solution is_____.
- A.
A polar substance
- B.
A nonpolar substance
- C.
A nonelectrolyte
- D.
An electrolyte
- 6.The process by which the positive and negative ions of an ionic compound sperate in water is called____.
- A.
Dissociation
- B.
Ionization
- C.
Saturation
- D.
Polarity
- 7.When a gas is dissolved in a liquid, the gas dissolves faster if the liquid is ____.
- A.
Heated
- B.
Cooled
- C.
An electrolyte
- D.
Under low pressure
- 8.Increasing the surface area of a solid _____.
- A.
Causes the solid to ionize
- B.
Slows the rate of solution
- C.
Speeds the rate of solution
- D.
Has no effect on the rate of solution
- 9.Any method of removing salts from ocean water is called____.
- A.
Desalination
- B.
Distillation
- C.
Evaporation
- D.
Condensation
- 10.The process in which fresh water is obtained from ocean water that has been evaporated and condensed is called ____.
- A.
Ionization
- B.
Dissociation
- C.
Distillation
- D.
The freeze method
- 11.The concentration of a solution that contains much solute in the solvent could be described as _____.
- A.
Polar
- B.
Concentrated
- C.
Unsaturated
- D.
Dilute
- 12.An alloy is an example of a _____.
- A.
Gaseous solution
- B.
Liquid solution
- C.
Dilute solution
- D.
Solid solution
- 13.Adding more solute to a solvent _____.
- A.
Decreases its boiling point
- B.
Increases its freezing point
- C.
Increases its boiling point
- D.
Does not affect its boiling point
- 14.When placed in water, some covalent compounds _____.
- A.
Ionize
- B.
Become radioactive
- C.
Form protons
- D.
Dissociate
- 15.Which of the following will speed up the dissolving of a solid solute in water?
- A.
Cool the solution
- B.
Stir the solution
- C.
Grind up the solvent
- D.
Freeze the solute
- 16.Which of the following combinations would increase the solubility of a gas in a liquid?
- A.
Decrease the pressure and decrease the temperature
- B.
Decrease the pressure and increase the temperature
- C.
Increase the pressure and decrease the temperature
- D.
Increase the pressure and increase the temperature
- 17.Solutions of electrolytes and metals are ____.
- A.
Insulators
- B.
Conductors
- C.
Polar
- D.
Negative
- 18.The amount of solute that can be dissolved in a specific amount of solvent at a given temperature is its _____.
- A.
Concentration
- B.
Density
- C.
Dilution
- D.
Solubility
- 19.A molecule that is positively charged on one end and negatively charged on the other end is ____.
- A.
Polar
- B.
Magnetic
- C.
Nonpolar
- D.
Radioactive
- 20.__________ means that a substance is physically combined and can be separated into different parts.
- 21.__________ means that a substance is chemically combined and can not be separated.
- 22.The ______ is the substance being dissolved.
- 23.The _____ is what you're dissolving something in.
- 24.________ means there is a very small amount of solute.
- 25._____ means that the solvent can dissolve more and has NOT reached its limit.
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