Acids and Bases Review

A pH scale is used to measure acidity or basicity (alkalinity) of solutions. A pH of 7 means....

• The solution is highly acidic.

• The solution is slightly acidic.

• The solution is neutral.

• The solution is highly basic.

• The solution is slightly basic.

A pH scale is used to measure acidity or basicity (alkalinity) of solutions. A pH of 1 means....

• The solution is highly acidic.

• The solution is slightly acidic.

• The solution is neutral.

• The solution is highly basic.

• The solution is slightly basic.

A pH scale is used to measure acidity or basicity (alkalinity) of solutions. A pH of 13 means....

• The solution is highly acidic.

• The solution is slightly acidic.

• The solution is neutral.

• The solution is highly basic.

• The solution is slightly basic.

A pH scale is used to measure acidity or basicity (alkalinity) of solutions. A pH of 8 means....

• The solution is highly acidic.

• The solution is slightly acidic.

• The solution is neutral.

• The solution is highly basic.

• The solution is slightly basic.

Contains a metal and hydroxide

• acid

• base

• neutral

• metal

What is the effect of adding an acid to a base?

• The solution becomes more acidic.

• The solution becomes more basic.

• The solution becomes neutral.

• The solution remains unchanged.

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DOK Level 2: Skill/Concept

Which of the following is a property of both acids and bases?

• They both taste sour.

• They both feel slippery.

• They both conduct electricity.

• They both turn litmus paper the same color.

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DOK Level 2: Skill/Concept

Which is a characteristic of a BASE? Select all that apply.

• tastes sour

• tastes bitter

• feels slippery

• turn litmus paper blue

• pH 0-7

Bases, also known as ​ (a)   will turn litmus paper ​ (b)   . This is because they have a pH ​ (c)   . They taste ​ (d)   .

• alkali and OH-

• blue

• above 7

• bitter

• below 7

• H+

• red

• sour

Bases do not react with ​ (a)   or carbonates, taste ​ (b)   , feel ​ (c)   , and turn ​ (d)   litmus paper ​ (e)   .

• metals

• bitter

• slippery

• red

• blue

• sour

• sweet

• dry