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Chemistry > Organic tests > Flashcards

Organic tests Flashcards

1
Q

Test for alkenes

A

Bromine water
Organe to clear and colourless

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2
Q

Primary Alcohol:

A

Acidified potassium dichromate
Aldehyde produced orange to green

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2
Q

Test for aldehydes/ketones:

A

Fehlings (cu2+) blue to red ppt
Tollens (Ammonical silver nitrate) positive silver mirror.

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3
Q

Test for Carboxylic acid

A

NaHCo3, test gas with limewater
effervesence co2 limewater turns cloudy.

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4
Q

secondary alcohol

A

Acidified potassium dichromate
ketone produced orange to green

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5
Q

Tertiary alcohol

A

acidified potassium dichromate
no observed reaction orange solution.

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6
Q

Acyl chloride:

A

Acidified silver nitrate White ppt
Also steamy fumes HCl

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7
Q

Haloalkane:

A

Acidified silver nitrate (nitric acid)
White ppt- chloride (dil ammonia)
Cream ppt- bromide (conc ammonia)
Yellow ppt- iodide (no dissolving)

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Chemistry (36 decks)

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