Chapter 6 - Chapter Test (10 Questions)

12 Questions | By Pcooper | Updated: Mar 20, 2022 | Attempts: 113

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Chapter 6, Reference: Prentice Hall, publication 2004.

Questions and Answers

1.

What is an indicator used for in science?
- A.
  
  Find the "pH" of a solution (tells how much "potential of Hydrogen" is in it)
- B.
  
  Find the "concentration" of a solution (amount of one material dissolved in another)
- C.
  
  Test for "conductivity" (if it allows electricity to flow)
- D.
  
  Find out if a solution is "saturated" (full to the most amount of solute can hold)
2.

What type of solution has the pH of 9?
- A.
  
  Acidic
- B.
  
  Neutral
- C.
  
  Basic
- D.
  
  Saturatede
3.

What is a "characteristic property" of acids?
- A.
  
  Acids turn red litmus paper "blue"
- B.
  
  Acids taste bitter
- C.
  
  Acids turn blue litmus paper "red"
- D.
  
  Acids "do not" react with metals
4.

What is a liquid mixture in which particles "can be seen" and "easily separated by filteration"?
- A.
  
  Solution
- B.
  
  Suspension
- C.
  
  Solvent
- D.
  
  Colloid
5.

When 40 mL of alcohol form a solution with 30 mL of water***"Think how much water and how much alcohol. Then think which is the solvent (large amount) or solute (smallest amount).
- A.
  
  Alcohol is the solvent
- B.
  
  Water is the solvent
- C.
  
  Both alcohol and water are solvents
- D.
  
  Neither alcohol nor water is a solvent
6.

How can a scientist tell whether a water solution contains salt of sugar?
- A.
  
  By tasting the solution
- B.
  
  By smelling the solution
- C.
  
  By testing the electrical conductivity of the solution
- D.
  
  By filtering the solution
7.

When a compound dissolves in water
- A.
  
  It always breaks up into ions (electrically charged atoms)
- B.
  
  Its always conducts electricity
- C.
  
  Its particles surround individual warter molecules
- D.
  
  Each of its particles is surrounded by water molecules
8.

Weak tea is an example of a
- A.
  
  Dilute solution
- B.
  
  Concentrated solution
- C.
  
  Saturated solution
- D.
  
  Supersaturated solution
9.

What do bases form in water?
- A.
  
  Hydroxide ions (H0-)?
- B.
  
  Oxide ions
- C.
  
  Hydrogen ions (H+)
- D.
  
  Gas
10.

What is the pH of normal rainfall which is slightly acidic?
- A.
  
  1
- B.
  
  Less than 3
- C.
  
  Between 5 and 7
- D.
  
  Between 10 and 12
11.

What is the reaction between an acid and a base?
- A.
  
  Neutralization
- B.
  
  Action-reaction
- C.
  
  Basicity
- D.
  
  Chemical reaction
12.

Which is an example of a chemical change?
- A.
  
  Grating cheese
- B.
  
  Ripping paper
- C.
  
  Digestion
- D.
  
  Sawing a piece of wood apart