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प्रश्न
Write two applications of sodium bicarbonate (baking soda).
State any two applications of baking soda.
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उत्तर
Applications of sodium bicarbonate:
(1) It is used to prepare the light and spongy bread, cakes and dhoklas.
(2) Being alkaline, it helps reduce acidity in the stomach.
(3) It is very useful in preparing CO2 gas, and it is one of the contents of fire extinguishers.
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संबंधित प्रश्न
A student takes about 2 mL ethanoic acid in a dry test tube and adds a pinch of sodium hydrogen carbonate to it. He reports the following observations:
I. Immediately a colourless and odourless gas evolves with a brisk effervescence.
II. The gas turns lime water milky when passed through it.
III. The gas burns with an explosion when a burning splinter is brought near it.
IV. The gas extinguishes the burning splinter that is brought near it.
The correct observations are
(A) I, II and III
(B) II, III and IV
(C) III, IV and I
(D) I, II and IV
Name the substance which on treatment with chlorine yields bleaching powder?
Give two important uses of baking soda.
Name an acid which is present in baking powder.
Which compound is used as an antacid in medicine : NaHCO3 or Na2CO3?
Write the chemical name of baking soda. Give the important uses of baking soda. How does baking soda differ chemically from washing soda?
Describe how sodium hydrogencarbonate (baking soda) is produced on a large scale. Write equation of the reaction involved.
What happens when a cold and concentrated solution of sodium chloride reacts with ammonia and carbon dioxide? Write the chemical equation of the reaction which takes place.
Name two constituents of baking powder.
How does baking powder differ from baking soda?
Explain the action of baking powder in the making of cake (or bread). Write equation of the reaction involved.
What are the materials used for the preparation of bleaching powder?
The chemical name of baking soda is ______.
Which one of the following salts does not contain water of crystallisation?
NaHCO, formed by reaction of ____________.
Mild non-corrosive basic salt is ______.
