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Chemistry > Transition metals reactions > Flashcards

Transition metals reactions Flashcards

1
Q

Describe the appearance of aqueous iron(II)

A

Green solution

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2
Q

What is the formula for the aqueous iron(II) complex ion

A

[Fe(H2O)6]2+

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3
Q

Observation when iron(II) reacts with NaOH dropwise

A

Green ppt

(goes brown on standing in air)

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4
Q

Observation when iron(II) reacts with excess NaOH

A

Green ppt

(no change from dropwise)

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5
Q

Observation when iron(II) reacts with NaOH dropwise

A

green ppt

(goes brown on standing in air)

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6
Q

Observation when iron(II) reacts with excess ammonia

A

green ppt

(no further change)

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7
Q

Observation when iron(II) reacts with carbonate

A

green ppt

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8
Q

What is the formula of the product when iron(II) reacts with dropwise NaOH

A

[Fe(H2O)4(OH)2]

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9
Q

What is the formula of the product when iron(II) reacts with ammonia?

A

[Fe(H2O)4 (OH)2]

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10
Q

What is the formula of the product when iron(II) reacts with carbonate?

A

FeCO3

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11
Q

Describe the appearance of aqueous copper (II)

A

blue solution

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12
Q

What is the formula of the aqueous copper (II) ion?

A

[Cu(H2O)6]2+

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13
Q

Observation when copper (II) reacts with NaOH dropwise

A

blue ppt

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14
Q

Observation when copper (II) reacts with excess NaOH

A

blue ppt

(no change)

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15
Q

Observation when copper (II) reacts with ammonia dropwise

A

blue ppt

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16
Q

Observation when copper (II) reacts with excess ammonia

A

deep blue solution

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17
Q

Observation when copper (II) reacts with carbonate

A

blue-green ppt

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18
Q

Formula of product when copper (II) reacts with NaOH

A

[Cu(H2O)4(OH)2]

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19
Q

Formula when copper (II) reacts with ammonia dropwise

A

[Cu(H2O)4(OH)2]

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20
Q

Formula when copper (II) reacts with excess ammonia

A

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

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21
Q

Formula when copper (II) reacts with carbonate

A

CuCO3

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22
Q

Describe the appearance of the aqueous iron (III) ion

A

purple solution

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23
Q

Why migth iron (III)(aq) look yellow-brown

A

[Fe(H2O)5(OH)]5+ in solution

24
Q

observation when NaOH dropwise reacts with iron(III)

25
Observation when iron(III) reacts with excess NaOH
brown ppt
26
Observation when iron (III) reacts with dropwise ammonia
brown ppt
27
Observation when iron (III) reacts with excess ammonia
brown ppt
28
Observation when iron(III) reacts with carbonate
brown ppt
29
Formula when iron (III) reacts with NaOH dropwise
[Fe(H2O)3(OH)3]
30
Formula when iron(III) reacts with excess NaOH
[Fe(H2O)3(OH)3]
31
Formula when iron (III) reacts with dropwise ammonia
[Fe(H2O)3(OH3)]
32
Formula when iron (III) reacts with excess ammonia
[Fe(H2O)3(OH3)]
33
Formula when iron (III) reacts with carbonate
[Fe(H2O)3(OH)3]
34
Describe the appearance of aqueous aluminium (III) ion
colourless solution
35
Formula of aluminium (III) (aq)
[AL(H2O)6]3+
36
Observation when aluminium (III) reacts with dropwise NaOH
white ppt
37
Formula of product when aluminium (III) reacts with dropwise NaOH
[Al(H2O)3(OH)3]
38
Formula of product when aluminium (III) reacts with excess NaOH
[Al(OH)4]-
39
Observation when aluminium (III) reacts with excess NaOH
Colourless solution
40
Observation when aluminium (III) reacts with dropwise ammonia
white ppt
41
Formula when aluminium (III) reacts with dropwise ammonia
[Al(H2O)3(OH3)]
42
Observation when aluminium (III) reacts with excess ammonia
white ppt
43
Formula when aluminium (III) reacts with excess ammonia
[Al(H2O)3(OH)3]
44
Formula when aluminium (III) reacts with carbonate
[Al(H2O)3(OH)3]
45
Observation when aluminium (III) reacts with carbonate
white ppt
46
Observation when copper (II) reacts with HCl
Yellow-green solution
47
product when copper (II) reacts with HCl
[CuCl4]2-
48
Describe the appearance of cobalt(II) (aq)
pink solution
49
Observation when cobalt(II) reacts with NaOH
blue ppt
50
Product when cobalt(II) reacts with NaOH
[Co(H2O)4(OH)2]
51
Observation when cobalt(II) reacts with excess ammonia
Pale brown solution
52
Product when cobalt(II) reacts with excess ammonia
[Co(NH3)6]2+
53
Observation when cobalt(II) reacts with NaOH
purple ppt
54
Product when cobalt(II) reacts with carbonate
CoCO3
55
Observation when cobalt (II) reacts with HCl
blue solution
56
Product when cobalt (II) reacts with HCl
[CoCl4]2-

Chemistry (22 decks)

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