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Transition element colours

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Total cards: 10•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (10)

#1
Front (Question)

[Cu(H2O)6] 2+

Back (Answer)

Pale blue

#2
Front (Question)

Cu(OH)2

Back (Answer)

Pale blue precipitate

#3
Front (Question)

[Cu(NH3)4(H2O)2]2+

Back (Answer)

Dark blue

#4
Front (Question)

CoCl4 2-

Back (Answer)

Blue

#5
Front (Question)

[Cr(H2O)6] 3+

Back (Answer)

Pale purple Heat –> green Cr(lll) green in solution

#6
Front (Question)

Cr(OH)3

Back (Answer)

Dark green precipitate

#7
Front (Question)

CrO4 2-

Back (Answer)

Yellow

#8
Front (Question)

[Mn(H2O)6] 2+

Back (Answer)

Pale pink

#9
Front (Question)

Mn(OH)2

Back (Answer)

Pale brown precipitate

#10
Front (Question)

Fe(OH)3

Back (Answer)

Orange -brown precipitate