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प्रश्न
Which are the industrial uses of acids?
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उत्तर
Industrial uses of acid are:
- Sulphuric acid is used in manufacturing fertilizers such as superphosphate, ammonium sulphate etc.
- Sulphuric acid is used in the manufacture of dyes.
- Nitric acid is used in the manufacture of paints.
- Sulphuric acid is used in the manufacture of drugs.
- Sulphuric acid is used in the manufacture of explosives.
- Sulphuric acid is used in batteries, which is used in cars etc.
- Tannic acid is used in the manufacture of ink and leather.
- Hydrochloric acid is used for making aqua regia, which is used to dissolve noble metals such as gold and platinum.
- Sulphuric acid is used in the manufacture of jet fuel, kerosene and leather.
संबंधित प्रश्न
Name the gas evolved when dilute HCl reacts with sodium hydrogencarbonate. How is it recognised?
A white shirt has a yellow stain of curry. When soap is rubbed on this shirt during washing, the yellow stain turns reddish-brown. On rinsing the shirt with plenty of water, the reddish-brown stain turns yellow again.
- Name the natural indicator present in curry stain.
- Explain the changes in colour of this indicator which take place during washing and rinsing the shirt.
- What is the nature of soap (acidic/basic) as shown by the indicator present in curry stain?
Which acid is produced in our stomach? What happens if there is an excess of acid in the stomach? How can its effect be cured?
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The acid produced naturally in our stomach is ______.
Name an acid used as an eyewash.
Give one example in the following case:
A hydrogen containing compound which is not an acid.
Which of the following set of substances contain acids?
Exlain the following:
\[\ce{H3PO3}\] is not tribasic acid.
Name the acid present in grapes.
