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Chemistry > Wet Tests > Flashcards

Wet Tests Flashcards

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1
Q

What are wet tests?

A

simple test tube tests that give results such as a colour change/bubbles etc

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2
Q

What is the wet test for alkenes?

A

Bromine water
orange to colourless

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3
Q

What is the wet test for alcohols?

A

acidifies potassium dichromate
orange to green warm
(1o 2o alcohols)

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4
Q

What is the wet test for haloalkanes?

A

AgNO3 (aq) in ethanol solvent
Cl - white ppt
Br - cream ppt
I - yellow ppt

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5
Q

What are the wet tests for aldehydes?

A

Tollens’ (AgNO3/NH3 warm)
silver ppt (mirror)

2,4-DNPH
yellow/orange ppt

acidified potassium dichromate
orange–>green warm

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6
Q

What are the wet tests for ketones?

A

2,4-DNPH
yellow/orange ppt

Tollens’ (AgNO3/NH3 warm)
no reaction

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7
Q

What are the wet tests for carboxylic acids?

A

blue litmus paper
turns red

sodium carbonate
bubbles

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8
Q

What are the wet tests for phenol?

A

Blue litmus paper
turns red

sodium carbonate
no reaction

Iron (III) chloride
turns purple

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Chemistry (62 decks)

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