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A Level Chemistry Pags⚗️ > Testing for the Presence Of Group 2 Ions > Flashcards

Testing for the Presence Of Group 2 Ions Flashcards

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1
Q

What would you observe when Mg2+ reacts with ammonia solution ?

A

White precipitate - Mg(OH)2

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2
Q

What would you observe when Ca2+ reacts with ammonium solution ?

A

No change seen

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3
Q

What would you observe when Sr2+ reacts with ammonium solution ?

A

No change seen

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4
Q

What would you observe when Ba2+ reacts with ammonium solution ?

A

No change seen

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5
Q

What would you observe when Mg2+ reacts with excess sodium hydroxide ?

A

White precipitate - Mg(OH)2

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6
Q

What would you observe when Ca2+ reacted with excess sodium hydroxide ?

A

White precipitate - Ca(OH)2

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7
Q

What would you observe when Sr2+ reacts with excess sodium hydroxide ?

A

Slight white precipitate - Sr(OH)2

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8
Q

What would you observe when Ba2+ reacts with excess sodium hydroxide ?

A

No change seen

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9
Q

What would you observe when Mg2+ reacts with excess sulfuric acid ?

A

Colourless solution

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10
Q

What would you observe when Ca2+ reacts with excess sulfuric acid ?

A

Slight white precipitate - CaSO4

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11
Q

What would you observe when Sr2+ reacts with excess sulfuric acid ?

A

White precipitate - SrSO4

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12
Q

What would you observe when Ba2+ reacts with excess sulfuric acid ?

A

White precipitate - BaSO4

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A Level Chemistry Pags⚗️ (8 decks)

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