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प्रश्न
When sodium hydrogen carbonate is added to ethanoic acid, a gas evolves. Consider the following statements about the gas evolved.
- It turns lime water milky.
- It is evolved with brisk effervescence.
- It has a smell of burning sulfur.
- It is also a by-product of respiration.
विकल्प
(A) and (B) only
(B) and (D) only
(A), (C) and (D)
(A), (B) and (D)
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उत्तर
(A), (B) and (D)
Explanation:
The gas evolved is carbon dioxide with brisk effervescence. It turns lime water milky. It is also a by-product of respiration.
\[\ce{CH3COOH + NaHCO3 -> CH3COONa + H2O + CO2}\]
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संबंधित प्रश्न
Which of the following will give brisk effervescence with sodium hydrogen carbonate and why?
CH3COOH, CH3CH2OH
Describe a test for carboxylic acid.
Name the reducing agent used to convert acetic acid into ethanol.
What do you observe when acetic acid is added to sodium bicarbonate?
If you take a pinch of sodium hydrogen carbonate powder in a test-tube and add drop-by-drop acetic acid to it, what would you observe immediately? List any two main observations.
Name the functional group present in the following compound:
HCOOH
Which of the following observations is true about dilute solution of acetic acid?
(A) It smells like vinegar and turns red litmus blue
(B) It smells like onion and turns blue litmus red
(C) It smells like orange and turns red litmus blue
(D) It smells like vinegar and turns blue litmus red
Write three physical properties of acetic acid.
What type of compound is formed by the reaction between acetic acid and an alcohol?
Vinegar is a solution of ______.
