WorksheetsRole of Water in Showing Acidity & Alkalinity
Total questions: 10
Worksheet time: 7mins
Acid in our stomach:
Hydrochloric acid, HCl
Sulfuric acid, H2SO4
Ethanoic acid (Acetic acid), CH3COOH
Carbonic acid, H2CO3
Acid in soft drink:
Hydrochloric acid, HCl
Sulfuric acid, H2SO4
Ethanoic acid (acetic acid), CH3COOH
Carbonic acid, H2CO3
Acid in car battery:
Hydrochloric acid, HCl
Sulfuric acid, H2SO4
Ethanoic acid (Acetic acid), CH3COOH
Carbonic acid, H2CO3
The color of litmus in acid:
Red
Blue
Purple
Green
The color of litmus in alkali:
Red
Blue
Purple
Green
Reaction between acid and alkali producing salt and water:
Combustion
Neutralization
Precipitation
Decomposition
Which type of ion does a base produce when it is dissolved in water?
oxide
oxygen
hydrogen
hydroxide
Which type of ion does an acid produce when it is dissolved in water?
oxide
oxygen
hydroxonium
hydroxide
Which of the following about ammonia is correct?
Its formula is NH4+.
It turns moist red litmus paper blue.
It has no special odour (smell).
It is a salt.
Zn(OH)2 is an example of a...
acid
base
salt
alkali
