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प्रश्न
Fill in the following blank with suitable word:
The next higher homologue of ethane is ...............
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उत्तर
The next higher homologue of ethane is propane.
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संबंधित प्रश्न
How would you distinguish experimentally between an alcohol and a carboxylic acid?
How can ethanol and ethanoic acid be differentiated on the basis of their physical properties?
Write the molecular formula of the 2nd and the 3rd member of the homologous series whose first member is methane.
State one relevant observation for the following
When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.
Fill in the following blank with suitable word:
The next homologue of C2H5OH is ...............
Give the harmful effects of drinking alcohol.
How do the boiling point and melting point change in the homologous series of alcohols?
How is the spurious alcohol obtained?
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
how can we prepare ethane by reduction of a halogen compound?
Name the following:
100% ethanol
Sodium is stored under kerosene. Give reason.
C2H5OH + 3O2 → 2CO2 + 3H2O is a ______
Ethanol reacts with sodium and forms two products. These are
A gas is evolved when ethanol reacts with sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved.
Ethene is formed when ethanol at 443 K is heated with excess of concentrated sulphuric acid. What is the role of sulphuric acid in this reaction? Write the balanced chemical equation of this reaction.
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?
______ react with dil. HNO3 to evolve hydrogen gas.
What happens when ethanol is heated at 443K in the presence of conc. H2SO4? Write the role of conc. H2SO4 in this case.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
