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Chemistry GCSE > SC10 - Ion Tests and Nanomaterials > Flashcards

SC10 - Ion Tests and Nanomaterials Flashcards

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1
Q

For which ions do you use a flame test?

A

Lithium, sodium, potassium, calcium

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2
Q

For which ions do you add sodium hydroxide?

A

Copper, calcium, aluminium, iron (II), iron (III)

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3
Q

What is the test for lithium ions?

A

Flame test - crimson flame

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4
Q

What is the test for sodium ions?

A

Flame test - yellow flame

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5
Q

What is the test for potassium ions?

A

Flame test - lilac flame

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6
Q

What is the test for calcium ions?

A

Flame test - orange-red flame

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7
Q

What is the test for copper ions?

A

Add sodium hydroxide - blue precipitate forms

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8
Q

What is the test for aluminium ions?

A

Add sodium hydroxide - white precipitate forms (dissolves when excess NaOH added)

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9
Q

What is the test for calcium ions?

A

Add sodium hydroxide - white precipitate forms (does not dissolve when excess NaOH added)

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10
Q

What is the test for iron (II) ions?

A

Add sodium hydroxide - green precipitate forms

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11
Q

What is the test for iron (III) ions?

A

Add sodium hydroxide - brown precipitate forms

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12
Q

What is the test for carbonate ions?

A

Add dilute acid - bubbles of gas which turn limewater cloudy

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13
Q

What is the test for sulphate ions?

A

Add barium chloride with hydrochloric acid - white precipitate forms

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14
Q

What is the test for chloride ions?

A

Add silver nitrate with nitric acid - white precipitate forms

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15
Q

What is the test for bromide ions?

A

Add silver nitrate with nitric acid - cream precipitate forms

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16
Q

What is the test for iodide ions?

A

Add silver nitrate with nitric acid - yellow precipitate forms

Chemistry GCSE (10 decks)

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