Transition metals (precipitation, ions etc.)

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Total cards: 17•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (17)

Front (Question)

equations of Fe2+(aq) with NaOH, and of Fe2+(aq) and NH3.

Back (Answer)

Front (Question)

equations of Cu2+(aq) with NaOH, and of Cu2+(aq) and ammonia

Back (Answer)

Front (Question)

equations of Mn2+(aq) with NaOH, and of Mn2+(aq) with ammonia

Back (Answer)

Front (Question)

equations of Fe3+(aq) with ammonia, and of Fe3+(aq) with NaOH

Back (Answer)

Front (Question)

equations of Cr3+(aq) with NaOH, and of Cr3+(aq) with NH3

Back (Answer)

Front (Question)

colour of aqueous Fe2+ ions

Back (Answer)

pale green

Front (Question)

colour of aqueous Cu2+ ions

Back (Answer)

pale blue

Front (Question)

colour of aqueous Mn2+ ions

Back (Answer)

pale pink

Front (Question)

colour of aqueous Fe3+ ions

Back (Answer)

yellow

#10

Front (Question)

colour of aqueous Cr3+ ions

Back (Answer)

green

#11

Front (Question)

precipitation colour change of Fe2+

Back (Answer)

pale green -> green precipitate (darkens o standing)

#12

Front (Question)

precipitation colour change of Cu2+

Back (Answer)

pale blue -> blue precipitate

#13

Front (Question)

precipitation colour change of Mn2+

Back (Answer)

pale pink -> pink precipitate (darkens on standing)

#14

Front (Question)

precipitation colour change of Fe3+

Back (Answer)

yellow -> orange precipitate ( darkens on standing)

#15

Front (Question)

precipitation colour change of Cr3+

Back (Answer)

green -> grey-green precipitate

#16

Front (Question)

which transition metal precipitates react further in exess NH3?

Back (Answer)

-copper hydroxide (blue ppt to dark blue solution) -Chromium hydroxide (grey-green ppt to purple solution)

#17

Front (Question)

which transition metal precipitates react further in exess NaOH?

Back (Answer)

-Chromium oxide (grey-green ppt to dark green solution)