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qualitive analysis > Cations > Flashcards

Cations Flashcards

1
Q

What happens when NH4 Reacts with ammonium & aqueous sodium hydroxide

A

Ammonium: No effect Aqueous Sodium Hydroxide: Ammonia prduced

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2
Q

What happens when Cu Reacts with ammonium & aqueous sodium hydroxide

A

Ammonium: no or slight white ppt. insoulble in excess Aqueous Sodium Hydroxide: White ppt. insoluble in excess

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3
Q

What happens when Cu Reacts with ammonium & aqueous sodium hydroxide

A

Ammonium: Light blue ppt. soluble in excess making dark blue solution Aqueous Sodium Hydroxide: Light blue ppt. insoluble in excess

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4
Q

What happens when Fe (II) Reacts with ammonium & aqueous sodium hydroxide

A

Ammonium: Green ppt.insoluble in excess Aqueous Sodium Hydroxide:Green ppt. insoluble in excess

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5
Q

What happens when Fe (III) Reacts with ammonium & aqueous sodium hydroxide

A

Ammonium: Red-brown ppt. insoluble in excess Aqueous Sodium Hydroxide: Red-brown ppt. insoluble in excess

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6
Q

What happens when Zn Reacts with ammonium & aqueous sodium hydroxide

A

Ammonium: White ppt. Soluble in excess giving colorless solution Aqueous Sodium Hydroxide: White ppt. Soluble in excess giving colorless solution

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qualitive analysis (4 decks)

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