Suggest a reagent for conversion of ethanol to ethanal.

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Solution

Ethanol can be oxidised into ethanal by using pyridinium chlorochromate.
(C₆H₅+NHCl−CcCrO₃) in CH₂Cl2H₃C−CH₂Ethanol−OHPCC/CH₂Cl₂−−−−−−−−→CH₃Ethanal−CHO

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Suggest a reagent for conversion of ethanol to ethanoic acid.

Q. How will you prepare
(a) Ethanal from ethanol ?
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Q. Ethanol can be converted to ethene which can then be changed to ethane.
Choose the correct word or phrase from the brackets to complete the following sentences:
(i) The conversion of ethanol to ethene is an example of ........... (dehydration, dehydrogenation).
(ii) Converting ethanol to ethene requires the use of ......... (concentrated hydrochloric acid, concentrated nitric acid, concentrated sulphuric acid).
(iii) The conversion of ethene to ethane is an example of ......... (hydration, hydrogenation).
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Suggest a reagent for the following conversion.

Ethanol can be converted into ethene which can be changed into ethane. Choose the correct word or phrase from the brackets to complete the following sentences.

(a) The conversion of ethanol into ethene is an example of (dehydration, dehydrogenation).
(b) Converting ethanol into ethene requires the use of (conc. HCl, conc. $H N O_{3}, c o n c . H_{2} S O_{4})$ .
(c) The conversion of ethene into ethane is an example of (hydration, hydrogenation).
(d) The catalyst used in the conversion of ethene into ethane is commonly (iron, nickel, cobalt).

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Suggest a reagent for conversion of ethanol to ethanal.

Ethanol can be oxidised into ethanal by using pyridinium chlorochromate.(C6H5+NHCl−CcCrO3) in CH2Cl2H3C−CH2Ethanol−OHPCC/CH2Cl2−−−−−−−−→CH3Ethanal−CHO

Ethanol can be oxidised into ethanal by using pyridinium chlorochromate.
(C₆H₅+NHCl−CcCrO₃) in CH₂Cl2H₃C−CH₂Ethanol−OHPCC/CH₂Cl₂−−−−−−−−→CH₃Ethanal−CHO