Advertisements
Advertisements
प्रश्न
What are the uses of acids?
Advertisements
उत्तर
- The hydrochloric acid present in our stomach helps in the digestion of foodstuff.
- Vinegar (acetic acid) is used to preserve food materials.
- Benzoic acid is also used to preserve food materials like pickles.
- Sodium or potassium salts of higher fatty acids are used to make washing and bathing soaps.
- Sulphuric acid is called the king of chemicals. It is an effective dehydrating agent. It is used in various industries to make detergents, paints, fertilizers, and many more chemicals.
- Hydrochloric acid, Nitric acid, and Sulphuric acid are important laboratory reagents.
- Cells of all living organisms contain the fundamental nuclear material called nucleic acids. Animals have deoxyribo nucleic acid (DNA) whereas plants contain ribo nucleic acid (RNA).
APPEARS IN
संबंधित प्रश्न
Name one animal whose stings contain formic acid (or methanoic acid).
Give two examples of organic acids.
It has been found that rubbing vinegar on the stung area of the skin of a person gives him relief. The person has been stung by:
(a) wasp
(b) ant
(c) honey bee
(d) nettle leaf hair
Give the name and formula of two : Volatile acids
A farmer was unhappy because of his low crop yield. He discussed the problem with an agricultural scientist and realised that the soil of his field was either too acidic or too basic. What remedy would you suggest the farmer to neutralise the soil?
The Acid secreted in our stomach is ______.
Complete the following equation.
Mg+ ______ → ______ + H2.
Complete the following equation.
CaO + H2SO4 → ______ + H2O
Which one of the following will not produce acid with water?
Name the acid present in lemon.
