M5 Chapter 24 - Transition Elements pt2

Question 1

What colour is Fe2+ (aq)?

Answer 1

pale green solution

Question 2

What colour is Fe(OH)2 (s) from OH- or NH3?

Answer 2

superman green precipitate

Question 3

What colour is the colour of Fe2+ with excess OH-?

Answer 3

no further reaction dumbass

Question 4

// What colour is Fe2+ with excess NH3?

Answer 4

no further reaction.

Question 5

What colour is Fe3+ (aq)?

Answer 5

Yellow solution

Question 6

What colour is Fe(OH)3 (s) from OH- or NH3?

Answer 6

Brown (me) precipitate

Question 7

What colour is Fe3+ with excess OH-?

Answer 7

no reaction.

Question 8

// What colour is Fe3+ with NH3?

Answer 8

no reaction.

Question 9

What colour is Cu2+ (aq)?

Answer 9

Pale blue solution

Question 10

What colour is Cu(OH)2 (s) from OH- or NH3?

Answer 10

Pale blue precipitate

Question 11

What colour is Cu2+ with excess OH-?

Answer 11

no reaction.

Question 12

// What colour is Cu2+ with excess NH3?

Answer 12

Forms [Cu(NH3)4(H2O)2]2+ (aq)
DEEP BLUE SOLUTION

Question 13

What colour is Mn2+ (aq)?

Answer 13

Pale pink solution

Question 14

What colour is Mn(OH)2 (s) from OH- or NH3?

Answer 14

pink/beige precipitate

Question 15

What colour is Mn2+ with excess OH-?

Answer 15

no reaction

Question 16

// What colour is Mn2+ with excess NH3?

Answer 16

no reaction.

Question 17

What colour is Cr3+ (aq)?

Answer 17

Green solution

Question 18

What colour is Cr(OH)3 (s) from OH- or NH3?

Answer 18

grey-green precipitate

Question 19

What colour is Cr3+ with excess OH-?

Answer 19

Forms [Cr(OH)6]3- (aq)
DARK GREEN SOLUTION

Question 20

What colour is Cr3+ (aq) with excess NH3?

Answer 20

Forms this shit: [Cr(NH3)6]3+ (aq)
Colour: PURPLE SOLUTION