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Chemistry > Properties Of Transition Metals > Flashcards

Properties Of Transition Metals Flashcards

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1
Q

Ti³⁺

A

Purple

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2
Q

Ti²⁺

A

Violet

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3
Q

VO₂ ⁺

A

Yellow

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4
Q

VO²⁺

A

Blue

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5
Q

V³⁺

A

Green

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6
Q

V²⁺

A

Violet

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7
Q

Cr₂O₇²⁻

A

Orange

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8
Q

Cr³⁺

A

Violet (Green in solutions)

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9
Q

MnO₄⁻

A

Purple

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10
Q

MnO₄²⁻

A

Green

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11
Q

Mn²⁺

A

Pale Pink

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12
Q

Fe³⁺

A

Yellow

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13
Q

Fe²⁺

A

Pale Green

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14
Q

Co³⁺

A

Green

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15
Q

Co²⁺

A

Pink

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16
Q

Ni²⁺

A

Green

17
Q

Cu²⁺

A

Pale Blue

18
Q

[Cu(H₂O)₆]²⁺(aq) + 2OH⁻(aq) → Cu(OH)₂(H₂O)₄ + 2H₂O(l)

A

Pale blue solution to a blue precipitate

19
Q

Cu(OH)₂(H₂O)₄ + Excess NH₃ → [Cu(NH₃)₄(H₂O)₂]²⁺(aq)

A

Blue precipitate to deep blue solution

20
Q

[Cu(H₂O)₆]²⁺(aq) + 2NH₃(aq) → Cu(OH)₂(H₂O)₄ + 2NH₄⁺(aq)

A

Pale blue solution to blue precipitate

21
Q

[Fe(H₂O)₆]²⁺(aq) + 2OH⁻(aq) → Fe(OH)₂(H₂O)₄ + 2H₂O(l)

A

Pale green solution to green precipitate that darkens on standing

22
Q

[Fe(H₂O)₆]²⁺(aq) + 2NH₃(aq) → Fe(OH)₂(H₂O)₄ + 2NH₄⁺(aq)

A

Pale green solution to green precipitate that darkens on standing

23
Q

[Fe(H₂O)₆]³⁺(aq) + 3OH⁻(aq) → Fe(OH)₃(H₂O)₃ + 3H₂O(l)

A

Yellow solution to orange precipitate which darkens on standing

24
Q

[Fe(H₂O)₆]³⁺(aq) + 3NH₃(aq) → Fe(OH)₃(H₂O)₃ + 3NH₄⁺(aq)

A

Yellow solution to orange precipitate which darkens on standing

25
Q

[Mn(H₂O)₆]²⁺(aq) + 2OH⁻(aq) → Mn(OH)₂(H₂O)₄ + 2H₂O(l)

A

Pale pink solution to pink/buff precipitate which darkens on standing

26
Q

[Mn(H₂O)₆]²⁺(aq) + 2NH₃(aq) → Mn(OH)₂(H₂O)₄ + 2NH₄⁺(aq)

A

Pale pink solution to pink/buff precipitate which darkens on standing

27
Q

[Cr(H₂O)₆]³⁺(aq) + 3OH⁻(aq) → Cr(OH)₃(H₂O)₃ + 3H₂O(l)

A

Green solution to grey-green precipitate

28
Q

[Cr(H₂O)₆]³⁺(aq) + 3NH₃(aq) → Cr(OH)₃(H₂O)₃ + 3NH₄⁺(aq)

A

Green solution to grey-green precipitate

29
Q

Cr(OH)₃(H₂O)₃ + Excess NaOH → Cr(OH)₆³⁻(aq)

A

Grey-green precipitate to dark green solution

30
Q

Cr(OH)₃(H₂O)₃ + Excess NH₃ → [Cr(NH₃)₆]³⁺(aq)

A

Grey-green precipitate to purple solution

Chemistry (3 decks)

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