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Chem Colours > Functional Groups > Flashcards

Functional Groups Flashcards

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1
Q

Tollens Reagent

A
  • React Silver nitrate with excess ammonia
  • Silver mirror forms
  • Ag reduced
  • Aldehyde oxidised to Carboxylic acid
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2
Q

2,4 DNP

A
  • Forms orange preciptate
  • Compare melting points
  • Test for carbonyls (Aldehydes and Ketones)
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3
Q

Potassium dichromate

A
  • Orange to green (Reduced)
  • Oxidised Primary / Secondary alcohols
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4
Q

Equation for hydrolysis of nitriles

A

RC三N + 2H2O + HCl–> RCOOH + NH4Cl

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5
Q

Equation for forming acyl chloride

A

RCOOH + SOCl2 –> RCOCl + SO2 + HCl

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Chem Colours (8 decks)

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