QA: Colour of Salts Flashcards by Ng Shu Zheng (Scgss) | Brainscape

Q

Dilute acid

A

Colourless Solution

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Q

Alkalis

A

Colourless Solution

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Q

Hydrogen Peroxide (h2o2)

A

Colourless Solution

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Q

Salts of Group I,II,III metals

A

Colourless solution

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Q

Silver nitrate (AgNO3)

A

Colourless Solution

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Q

Bromides

A

Colourless Solution

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Q

Chlorides

A

Colourless solution

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Q

Ammonium Salts

A

Colourless Solution

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Q

Mn2+ ions

A

Colourless solution

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Q

Compounds of NON-TM metals (eg: MgCl2, Na2SO4)

A

White solids

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Q

Silver Chloride

A

White Solid

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Q

COLD zinc oxide (ZnO)

A

White solid

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Q

Copper (II) Oxide (CuO)

A

Black solid

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Q

Iron (II) Oxide (FeO)

A

Black solid

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Q

Manganese (IV) Oxide (MnO2)

A

Black solid

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Q

Carbon

A

Black solid

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Q

Iodine (s)

A

Black solid

Q

Metals (eg: zinc, aluminium)

A

Grey solids

Q

Pure copper

A

Pink! Solid

Q

Copper (II) compounds (CU2+ ions!)

A

Blue solid/ solution [except for Cu (II) CO3 (s) & Cu (II) Cl2 (aq): green/blue green]

Q

Iodine (aq)

A

Brown

Q

Silver Oxide (s) AgO

A

Brown

Q

Iron (III) compounds (s)

A

Reddish-brown

Q

Impure copper (s)

A

Reddish-brown

Q

Bromine (l)

A

Reddish-brown

Q

Copper (I) oxide (s) Cu2O

A

Reddish-brown

Q

Iron (ll) compounds

A

Pale green solid/solution

Q

Copper (II) carbonates (s)

A

Green/blue green

Q

copper (II) chlorides in concentrated HCL (aq)

A

Green/blue green

Q

Cr 3+ ions

A

Green/blue green

Q

Potassium dichromate (VI) (aq) K2Cr2O7

A

Orange (Cr2O7 2- ion!) 🍊

Q

HOT lead (II) oxide (s)

A

Orange 🍊

Q

Iron (III) compounds (aq)

A

Yellow

Q

COLD lead (II) oxide (s)

A

Yellow

Q

Lead (II) iodide (s)

A

Yellow

Q

Silver iodide (s)

A

Yellow

Q

HOT zinc oxide (s)

A

Yellow

Q

Potassium Manganate (VII) (aq)

A

Purple

Q

Iodine (g)

A

Purple

Q

Lead (II) chloride

A

White solid (insoluble)

Q

Lead (II) sulfate

A

White solid (insoluble)