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प्रश्न
Write the uses of ethanol.
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उत्तर
Ethanol being a good solvent, it is used in medicines such as tincture iodine (solution of iodine and ethanol), cough mixture and also in many tonics.
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संबंधित प्रश्न
Write the molecular formula of the 2nd and the 3rd member of the homologous series whose first member is methane.
The compound formed when ethene reacts with Hydrogen is ________. (CH4, C2H6, C3H8)
What is the common name of methanal?
Match the formulae in group A with appropriate names from group B:
Group A: CH3COOH, CH3CHO, CH3OH
Group B: Ethanol, Methanol, Ethanal, Ethanoic acid
Draw the structure for the following compound:
Butanal
Name the hydrocarbon formed when ethanol is heated with conc. H2SO4 at 170°C? What is this reaction known as?
Name the gas evolved when ethanol reacts with sodium.
What happens when ethanol is oxidised with alkaline potassium permanganate (or acidified potassium dichromate)? Write the equation of the reaction involved.
In a tabular form, differentiate between ethanol and ethanoic acid under the following heads:
(i) Physical state
(ii) Taste
(iii) NaHCO3 test
(iv) Ester test
Write the molecular formula of ethanol.
Give the necessary condition and equation of getting ethanol from:
An alkyl halide
From the given list, name the compound with −OH as part of its structure.
From the given list, name the compound with –COOH as part of its structure.
At room temperature ethanol is _______.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
What is denatured alcohol?
How is ethene prepared from ethanol? Give the reaction involved in it.
Look at below figure and answer the following questions.
- What change would you observe in the calcium hydroxide solution taken in tube B?
- Write the reaction involved in test tubes A and B respectively.
- If ethanol is given instead of ethanoic acid, would you expect the same change?
- How can a solution of lime water be prepared in the laboratory?
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
Give the balanced chemical equation of the reaction:
Combustion of ethanol.
