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chem 213 ch 1-3 > Ch 2: 14 polyatomic ions > Flashcards

Ch 2: 14 polyatomic ions Flashcards

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1
Q

what are the names of the 14 polyatomic ions (that you have to know)?

A

nitrate
nitrite
sulfate
sulfite
phosphate
carbonate
perchlorate
ammonium
hydroxide
cyanide
permanganate
acetate
chromate
dichromate

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2
Q

chemical formula/charge of nitrate?

A

NO3 (1- charge)

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3
Q

chemical formula/charge of nitrite?

A

NO2 (1- charge)

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4
Q

chemical formula/charge of sulfate?

A

SO4 (2- charge)

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5
Q

chemical formula/charge of sulfite?

A

SO3 (2- charge)

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6
Q

chemical formula/charge of phosphate?

A

PO4 (3- charge)

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7
Q

chemical formula/charge of carbonate?

A

CO3 (2- charge)

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8
Q

chemical formula/charge of perchlorate?

A

ClO4 (1- charge)

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9
Q

chemical formula/charge of ammonium?

A

NH4 (1+ charge)

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10
Q

chemical formula/charge of hydroxide?

A

OH (1- charge)

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11
Q

chemical formula/charge of cyanide?

A

CN (1- charge)

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12
Q

chemical formula/charge of permanganate?

A

MnO4 (1- charge)

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13
Q

chemical formula/charge of acetate? (2 options)

A

CH3COO or C2H3O2 (1- charge)

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14
Q

chemical formula/charge of chromate?

A

CrO4 (2- charge)

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15
Q

chemical formula/charge of dichromate?

A

Cr2O7 (2- charge)

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chem 213 ch 1-3 (4 decks)

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