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Chemistry > Cations Tests > Flashcards

Cations Tests Flashcards

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1
Q

Calcium 2+

A

NaOH
- White PPT
- Remains in excess
NH3
- Faint White PPT
- Remains in excess

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2
Q

Aluminium 3+

A

NaOH
- White PPT
- Dissolves in excess, clear solution
NH3
- White PPT
- Remains in excess

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3
Q

Zinc 2+

A

NaOH
- White PPT
- Dissolves in excess
NH3
- White PPT
- Dissolves in excess, clear solution

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4
Q

Copper 2+

A

NaOH
- Blue PPT
- Remains in excess
NH3
- Light Blue PPT
- Dissolves inn excess, dark blue solution

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5
Q

Iron 2+

A

NaOH
- Green PPT
- Remains in excess
NH3
- Green PPT
- Remains in excess

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6
Q

Iron 3+

A

NaOH
- Red-Brown PPT
- Remains in excess
NH3
- Red-brown PPT
- Remains in excess

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7
Q

Chromium 3+

A

NaOH
- Green PPT
- Dissolves in excess
NH3
- Green PPT
- Remains in excess

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Chemistry (5 decks)

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