Free Printable Acid base and salt

Worksheets

Acid base and salt

Total questions: 20

Worksheet time: 30mins

Name

Class

Date

What property do all three of these common household substances have in common?

they are all basic

they taste sour

they have a pH below 7

they all turn litmus paper red

Which of the following is a base?

orange juice

water

vinegar

dishwashing detergent

Which of the following is an acid?

shampoo

baking soda

orange juice

water

Pure water has a pH of 7. Pure water _______.

is a base

is a neutral substance

could be either an acid or a base

is an acid

Tastes bitter.

Acids

Bases

Salts

All

When an equal strength acid and base are mixed, what kind of chemical reaction occurs?

Neutralization

Combustion

Oxdation

Decomposition

Feels slippery.

Acids

Bases

All

Neutralization reactions

formed from joining positive and negative ions

increases OH ions

froms a salt and water

increases H2O ions

is this object acidic or base

Acidic

Base

neither

neutral

10.

Which pH level indicates a strong alkali?

1-3

4-6

8-11

12-14

11.

Which of the following are the characteristics of a BASE?

Very bitter in taste

Liberate OH- ions when dissolved in water

Have pH of less than 7

Turns blue litmus red

12.

Salt water did not react with the Red or Blue litmus paper. This must mean

Salt water is a Base

Salt water is an Acid

Salt water is neutral

Salt water is charged

13.

Which among the following is not a base?

NaOH

KOH

HCl

NH₄OH

14.

All solutions that fall between 0 and 6.9 are

Acids

Bases

Neutral

Phytoplankton

15.

Which of these turn red litmus paper blue?

acids

bases

salts

16.

The pH scale is used to determine the strength of

acids and bases

chemical bonds

electrical charges

particles in a solution

17.

Which among the following is not a base?

NaOH

KOH

HCl

NH₄OH

18.

All solutions that fall between 0 and 6.9 are

Acids

Bases

Neutral

Phytoplankton

19.

Anything with a pH of 7 is a(n)

neutral substance

acid

base

chemical salt

20.

What is the Chemical name of Baking Powder

Sodium Carbonate

Calcium Oxychloride

Sodium Hydrogen Carbonate

Sodium Chloride

Reset

Acid base and salt

Total questions: 20

Worksheet time: 30mins

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