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प्रश्न
Rectified spirit is an aqueous solution that contains about ______ of ethanol.
विकल्प
95.5 %
75.5 %
55.5 %
45.5 %
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उत्तर
Rectified spirit is an aqueous solution that contains about 95.5 % of ethanol.
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संबंधित प्रश्न
Write the molecular formula of ethanol.
Match the formulae in group A with appropriate names from group B:
Group A: CH3COOH, CH3CHO, CH3OH
Group B: Ethanol, Methanol, Ethanal, Ethanoic acid
Give the lab. Prepared of methyl alcohol.
Write a chemical reaction to show the dehydration of ethanol.
Write the balanced equations to convert:
(a) Ethanol to ethene
(b) Ethene to ethanol
The product formed when ethene gas reacts with water in the presence of sulphuric acid is ______.
From the given list, name the compound with −OH as part of its structure.
Ethanol is soluble in water in all proportions.
Which of the following are used as anesthetics?
An organic compound ‘A’ is widely used as a preservative and has the molecular formula C2H4O2. This compound reacts with ethanol to form a sweet-smelling compound ‘B’.
Write the chemical equation for its reaction with ethanol to form compound ‘B’.
