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प्रश्न
Ethanol is soluble in water in all proportions.
पर्याय
Right
Wrong
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उत्तर
Ethanol is soluble in water in all proportions- Right
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संबंधित प्रश्न
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 structures for the following compounds of Pentanal
Three organic compounds A, B and C have the following molecular formulae: C4H8O2
Which compound contains an alcohol group? Write its name and structural formula.
What happens when ethanol reacts with ethanoic acid in the presence of a little of concentrated sulphuric acid? Write equation of the reaction involved.
What happens when ethanol is oxidised with alkaline potassium permanganate (or acidified potassium dichromate)? Write the equation of the reaction involved.
One of the following substances is not added to make denatured alcohol. This is:
(a) methyl alcohol
(b) copper sulphate
(c) chloroform
(d) pyridine
How is ethanol prepared by fermentation?
Give the lab. Prepared of methyl alcohol.
How do the boiling point and melting point change in the homologous series of alcohols?
How is the absolute alcohol obtained?
How is the methylated spirit obtained?
Find the odd one out and explain:
Write any two physical properties of Ethanol.
3 mL of ethanol is taken in a test tube and warmed gently in a water bath. A 5% solution of alkaline potassium permanganate is added to the first drop by drop to this solution, then in excess.
- How is a 5% solution of KMnO4 prepared?
- State the role of alkaline potassium permanganate in this reaction. What happens on adding it in excess?
- Write the chemical equation of this reaction.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
A gas is evolved when ethanol reacts with sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved.
Draw electron dot structure of Ethanol.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
