WorksheetsAcid
Total questions: 15
Worksheet time: 15mins
This diagram is a set up of (a) reaction.
Fabric softener is ...... and help to reduce pH of cloth after being washed with detergent
Acidic
Alkaline
Is it acid or alkali when the pH is 4 pH
Acid
Alkali
Neutral
Lemon contains acid or alkali or neutral
Acid
Alkali
Neutral
The color of litmus in acid:
Red
Blue
Purple
Green
What kind of acid is present in your stomach?
Sulfuric acid
Hydrochloric acid
Citric acid
Nitric acid
Which of the following about properties of acid is not true?
pH less than 7
Tastes bitter
Corrosive
Turns blue litmus paper to red
What is the meaning of the above hazard warning symbol?
Corrosive
Explosive
Toxic
Radioactive
Acid in soft drink:
Hydrochloric acid
Sulfuric acid
Acetic acid
Carbonic acid
Reaction between acid and alkali producing salt and water:
Combustion
Neutralization
Precipitation
Decomposition
True or False: Acids with a low pH and bases with a high pH are considered very dangerous.
True
False
Which of the following indicator will show different colour in acid, neutral and alkali?
Phenolphtalein
Universal indicator
Methyl orange
Litmus paper
Which of the following is a common property of acids?
They taste sour
They feel slippery
They have a pH greater than 7
They turn red litmus paper blue
What is the main acid found in vinegar?
Hydrochloric acid
Sulfuric acid
Acetic acid
Citric acid
When an acid reacts with a metal, what gas is typically produced?
Oxygen
Hydrogen
Carbon dioxide
Nitrogen
