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प्रश्न
Write the characteristics of ethanol.
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उत्तर
- It is colourless liquid at room temperature and
- Its boiling point is 78 °C.
- It is soluble in water in all proportions.
- Its aqueous solution is neutral.
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संबंधित प्रश्न
Give the structural 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
What is the molecular formula and structure of the alcohol which can be thought to be derived from pentane?
Write the name of the following functional group:
What happens when (give chemical equation):
Sodium reacts with ethanol (ethyl alcohol)
Write the chemical equation of the reaction which takes place during the burning of ethanol in air.
What would be observed on adding a 5% alkaline potassium permanganate solution drop by drop to some warm ethanol in a test-tube? Write the name of the compound formed during the chemical reaction. Also write chemical equation of the reaction which takes place.
What happens when ethanol reacts with ethanoic acid in the presence of a little of concentrated sulphuric acid? Write equation of the reaction involved.
Write the equations of chlorination of ethane
Ethanol can be converted to ethene which can be changed to ethane.
Choose the correct word or phrase from the options given below to complete the following sentences:
Converting ethanol to ethene requires the use of_________(Concentrated hydrochloric acid, concentrated nitric cid, concentrated sulphuric acid).
Name a solid which can be used, instead of conc H2SO4 to prepare ethylene by dehydration of ethanol.
From the given list, name the compound with −OH as part of its structure.
Write any two physical properties of Ethanol.
At room temperature ethanol is _______.
Rectified spirit is an aqueous solution that contains about ______ of ethanol.
Dehydration of ethanol by conc. Sulphuric acid forms ______
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:
Combustion of ethanol.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol
Give the balance chemical equation of the following reaction:
Combustion of ethanol.
