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प्रश्न
Write the molecular formula of the 2nd and the 3rd member of the homologous series whose first member is methane.
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उत्तर
The general formula for the homologous series whose first member is methane is CnH2n+2.
The two consecutive members (2nd and 3rd) of this series are:
a. CH3CH3 (Ethane); where n is 2
b. CH3CH2CH3(Propane); where n is 3
The molecular formulae are C2H6 and C3H8 respectively.
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संबंधित प्रश्न
Give the structural formula of ethanol.
Give a balanced chemical equation for Action of alcoholic KOH on bromethane
Give the lab. Prepared of ethyl alcohol .
From the given list, name the homologue of the homologous series with the general formula CnH2n.
State how the following conversion can be carried out:
Ethyl alcohol to ethene.
Colorless ethanol is in liquid state at room temperature.
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?
Draw electron dot structure of Ethanol.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
