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Chem A levels re-run > Flame tests and aqueous silver nitrate and stuff > Flashcards

Flame tests and aqueous silver nitrate and stuff Flashcards

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1
Q

Burning lithium?

A

Red

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2
Q

Burning sodium?

A

Golden yellow

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3
Q

Burning potassium?

A

Lilac

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4
Q

Burning calcium?

A

Brick-red

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5
Q

Burning strontium?

A

Crimson

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6
Q

Burning barium?

A

Apple-green

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7
Q

Burning magnesium?

A

No colour

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8
Q

Magnesium added with excess NaOH?

A
  • White ppt
  • Insoluble in excess NaOH
  • White ppt insoluble with ammonia solution
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9
Q

Calcium added with excess NaOH?

A
  • White ppt
  • Insoluble in excess NaOH
  • White ppt soluble with ammonia solution
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10
Q

Barium added with excess NaOH?

A
  • No ppt formed with NaOH
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11
Q

Magnesium added with SO4?

A
  • Colourless solution
  • Soluble
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12
Q

Calcium added with SO4?

A
  • White ppt
  • Insoluble
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13
Q

Barium added with SO4?

A
  • White ppt
  • Insoluble
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14
Q

Chlorine with acidified silver nitrate?

A

White ppt

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15
Q

Bromine with acidified silver nitrate?

A

Cream ppt

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16
Q

Iodine with acidified silver nitrate?

A

Yellow ppt

17
Q

Chlorine with dilute ammonia?

A

Ppt dissolves

18
Q

Chlorine with concentrated ammonia?

A

Ppt dissolves

19
Q

Bromine with dilute ammonia?

A

No change

20
Q

Bromine with concentrated ammonia?

A

Ppt dissolves

21
Q

Iodine with ammonia in general?

A

No change

Chem A levels re-run (16 decks)

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