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Chemistry > Transition metals reactions > Flashcards

Transition metals reactions Flashcards

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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)

A

brown ppt

25
Q

Observation when iron(III) reacts with excess NaOH

A

brown ppt

26
Q

Observation when iron (III) reacts with dropwise ammonia

A

brown ppt

27
Q

Observation when iron (III) reacts with excess ammonia

A

brown ppt

28
Q

Observation when iron(III) reacts with carbonate

A

brown ppt

29
Q

Formula when iron (III) reacts with NaOH dropwise

A

[Fe(H2O)3(OH)3]

30
Q

Formula when iron(III) reacts with excess NaOH

A

[Fe(H2O)3(OH)3]

31
Q

Formula when iron (III) reacts with dropwise ammonia

A

[Fe(H2O)3(OH3)]

32
Q

Formula when iron (III) reacts with excess ammonia

A

[Fe(H2O)3(OH3)]

33
Q

Formula when iron (III) reacts with carbonate

A

[Fe(H2O)3(OH)3]

34
Q

Describe the appearance of aqueous aluminium (III) ion

A

colourless solution

35
Q

Formula of aluminium (III) (aq)

A

[AL(H2O)6]3+

36
Q

Observation when aluminium (III) reacts with dropwise NaOH

A

white ppt

37
Q

Formula of product when aluminium (III) reacts with dropwise NaOH

A

[Al(H2O)3(OH)3]

38
Q

Formula of product when aluminium (III) reacts with excess NaOH

A

[Al(OH)4]-

39
Q

Observation when aluminium (III) reacts with excess NaOH

A

Colourless solution

40
Q

Observation when aluminium (III) reacts with dropwise ammonia

A

white ppt

41
Q

Formula when aluminium (III) reacts with dropwise ammonia

A

[Al(H2O)3(OH3)]

42
Q

Observation when aluminium (III) reacts with excess ammonia

A

white ppt

43
Q

Formula when aluminium (III) reacts with excess ammonia

A

[Al(H2O)3(OH)3]

44
Q

Formula when aluminium (III) reacts with carbonate

A

[Al(H2O)3(OH)3]

45
Q

Observation when aluminium (III) reacts with carbonate

A

white ppt

46
Q

Observation when copper (II) reacts with HCl

A

Yellow-green solution

47
Q

product when copper (II) reacts with HCl

A

[CuCl4]2-

48
Q

Describe the appearance of cobalt(II) (aq)

A

pink solution

49
Q

Observation when cobalt(II) reacts with NaOH

A

blue ppt

50
Q

Product when cobalt(II) reacts with NaOH

A

[Co(H2O)4(OH)2]

51
Q

Observation when cobalt(II) reacts with excess ammonia

A

Pale brown solution

52
Q

Product when cobalt(II) reacts with excess ammonia

A

[Co(NH3)6]2+

53
Q

Observation when cobalt(II) reacts with NaOH

A

purple ppt

54
Q

Product when cobalt(II) reacts with carbonate

A

CoCO3

55
Q

Observation when cobalt (II) reacts with HCl

A

blue solution

56
Q

Product when cobalt (II) reacts with HCl

A

[CoCl4]2-

Chemistry (22 decks)

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