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Salts > Anion & Cation Tests > Flashcards

Anion & Cation Tests Flashcards

1
Q

Test for Carbonate ion

A

Salt solution added with diluted acid

Effervescence occur.
Gas produced turns limewater cloudy .

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2
Q

Test for Sulphate ion

A

Salt solution is added with dilute HCL and BaCL2

White precipitate , Barium Sulphate is formed

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3
Q

Test for Nitrate Ion

A

Salt solution is added with dilute Sulphuric acid, Iron ii sulphate and concentrated Sulphuric Acid.

Brown ring is formed.

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4
Q

Test for Chloride Ion

A

Salt solution is added with Dilute nitric acid and Silver Nitrate.

White precipitate, Silver Chloride is formed.

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5
Q

A salt solution is added with NaOH, no precipitates are formed. When heated, what gas is released? What Ion is Present?

A

Ammonia Gas
Ammonium Ion

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6
Q

A salt solution is added with NaOH, green precipitate is formed. Is it soluble in excess NaOH? What ion is present?

A

No
Fe2+

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7
Q

A salt solution is added with NaOH, Yellowish brown precipitate is formed. Is it soluble in excess NaOH? What ion is present?

A

No
Fe3+

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8
Q

A salt solution is added with NaOH, blue precipitate is formed. Is it soluble in excess NaOH? What ion is present?

A

No
Cu2+

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9
Q

A salt solution is added with NaOH, colourless precipitate is formed. It is soluble in excess NaOH. What color of solution will it produced with excess NaOH. What ion is present?

A

Colourless

Zn2+
Pb2+
Al3+

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10
Q

A salt solution is added with NaOH, colourless precipitate is formed. It is not soluble in excess NaOH. What ion is present?

A

Mg2+
Ca2+

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11
Q

A salt solution is added with NH3 solution, green precipitate is formed. Is it soluble in excess NH3? What ion is present?

A

No
Fe2+

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12
Q

A salt solution is added with NH3 solution, Yellowish brown precipitate is formed. Is it soluble in excess NH3? What ion is present?

A

No
Fe3+

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13
Q

A salt solution is added with NH3 solution, Blue precipitate is formed. Is it soluble in excess NH3? What ion is present?

A

Yes
Cu2+

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14
Q

A salt solution is added with NH3 solution, colourless precipitate is formed. It is soluble in excess NH3. What ion is present?

A

Zn2+

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15
Q

A salt solution is added with NH3 solution, colourless precipitate is formed. It is not soluble in excess NH3. What ion is present?

A

Mg2+
Pb2+
Al3+

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16
Q

A salt solution is added with NH3 solution, no precipitate is formed. What ion is present?

A

Ca2+
NH4+

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