Acids Used in Everyday Life MCQs with Answers

Past Paper MCQ

The element common to all acids is _?

• A.Oxygen
• B.Hydrogen
• C.Nitrogen
• D.Carbon

Blue litmus turns red in a solution of pH ?

• A.Below 7
• B.Above 7
• C.Exactly 7
• D.None of these

pH is the logarithm of the reciprocal of the ?

• A.Hydroxide ion concentration
• B.Hydrogen ion concentration
• C.Salt concentration
• D.Oxygen ion concentration

What is the formula of Nitric acid?

• A.HNO3
• B.H2SO4
• C.HCl
• D.HNO2

The citric acid is used in preparation of cold drinks for _?

• A.Carbonation
• B.Sweet taste
• C.Preservation
• D.Sour taste

pH of solution is defined as _?

• A.Negative logarithm of hydrogen ion concentration
• B.Positive logarithm of hydrogen ion concentration
• C.Logarithm of hydroxide ion concentration
• D.Negative logarithm of hydroxide ion concentration

The pH scale is a measure of the acidity or alkalinity of a solution, and it ranges between ?

• A.1 - 14
• B.0 - 14
• C.0 - 7
• D.1 - 10

Which of the following is an inorganic acid?

• A.Citric acid
• B.Nitric acid
• C.Acetic acid
• D.Lactic acid

Acetic acid is obtained from _?

• A.Lemon juice
• B.Vinegar
• C.Sour milk
• D.Tamarind

Which lists the substances from least to most acidic?

• A.Ammonia, blood, milk, orange juice
• B.Orange juice, milk, blood, ammonia
• C.Milk, blood, ammonia, orange juice
• D.Blood, ammonia, orange juice, milk