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प्रश्न
The pH of a salt used to make tasty and crispy pakoras is 14. Identify the salt and write a chemical equation for its formation. List its two uses.
उत्तर
The salt used to make tasty and crispy pakoras are sodium hydrogen bicarbonate. The chemical formula is NaHCO3.
NaCl + H2O + CO2 + NH3 → NH4Cl + NaHCO3
Two of its uses are:
(1) It is used as an antacid in medicine to remove acidity of the stomach.
(ii) It is also used in fire extinguishers.
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संबंधित प्रश्न
What name is given to the common salt which is mined from underground deposits? How was this salt formed?
What is a salt?
The products of chlor-alkali process are:
(a) NaCl, Cl2 and H2
(b) H2, Cl2 and NaOH
(c) Cl2, Na2CO3 and H2O
(d) NaOH, Cl2 and HCl
Consider the following salts:
Na2CO3, NaCl, NH4Cl, CH3COONa, K2SO4, (NH4)2SO4
Which of salts will give:
acidic solutions?
Write the name and formula of one salt each which contains:
two molecules of water of crystallisation
Give four substances which contain water of crystallization and write their common name.
State what would you observe when :
Washing soda crystals are exposed to the atmosphere.
Many salts absorb water from the atmosphere. This property is called:
The acid reacts with a base to form a neutral product called ______.
Select the correct answer from A, B, C, D and E.
A compound which in the aqueous solution state, is neutral in nature.
