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A-level Chemistry (AQA) > Chemical Tests (organic and inorganic) (All 3) > Flashcards

Chemical Tests (organic and inorganic) (All 3) Flashcards

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1
Q

Test for Ba2+

A

H2SO4
White ppt

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2
Q

Test for SO42-

A

BaCl2
White ppt

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3
Q

Test for Mg2+

A

NaOH
White ppt

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4
Q

Test for OH-

A

MgCl2
White ppt

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5
Q

Test for Cl-

A

AgNO3
White ppt

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6
Q

Test for Br-

A

AgNO3
Cream ppt

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7
Q

Test for I-

A

AgNO3
Yellow ppt

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8
Q

Further test for AgCl

A

Dilute NH3
White ppt dissolves

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9
Q

Further test for AgBr

A

Conc NH3
Cream ppt dissolves
With dilute NH3 cream ppt remains

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10
Q

Test for NH4+

A

OH-
litmus goes blue

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11
Q

Test for CO32-

A

HNO3
effervescence

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12
Q

Test for Alkenes

A

Bromine water
orange to colourless

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13
Q

Test for Alcohols

A

Acidified K2Cr2O7
orange to green

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14
Q

Test for aldehydes or ketones
(Tollens reagent)

A

Aldehydes = silver mirror
Ketones = NVC

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15
Q

Test for aldehydes or ketones
(Fehling’s Solution)

A

Aldehydes = Red ppt
Ketones = NVC

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A-level Chemistry (AQA) (26 decks)

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