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Chem > Cation/anion Identification Reactions > Flashcards

Cation/anion Identification Reactions Flashcards

(9 cards)

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1
Q

Ammonium- reagents+result?

A

Reagents- NaOH, gently heat

Result- ammonia gas, litmus blue

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2
Q

Carbonate-reagents+results?

A

Reagents- HCl, limewater (calcium carbonate to test gas)

Result- effervescence, CO2 produced, cloudy limewater

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3
Q

Sulfate-reagents+results?

A

Reagents-HCl then barium chloride

Result- White ppt

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4
Q

Chloride (aq)- reagent+result?

A

Reagents-nitric acid, silver nitrate,
Results- White ppt, pp
Add dilute ammonia sol, ppt dissolves

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5
Q

Chloride(solid)- reagents+results?

A

Reagents-conc H2SO4

Results- steamy fumes HCl

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6
Q

Bromide (aq)- reagents+results?

A

Reagents-nitric acid, silver nitrate
Result-cream ppt
Add conc NH3 sol, ppt dissolves

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7
Q

Bromide (solid)- reagents+results?

A

Reagents- conc H2SO4

Results- steamy fumes HBr, red/brown br2

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8
Q

Iodide (aq)- reagents+results?

A

Reagents- nitric acid, silver nitrate

Results- yellow ppt

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9
Q

Iodide (solid)- reagents+results?

A

Reagents- conc H2SO4

Results- steamy fumes HI, H2S gas (rotten egg smell), black solid iodine, sometimes yellow solid sulphur

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Chem (14 decks)

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