Formula of Ionic Compounds Flashcards by Tiffany Frimpong

What elements form positive +1 ions?

Hydrogen
Lithium
Sodium
Potassium
Copper (I)
Silver
Ammonium

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What elements form negative -1 ions

Fluorine
Chlorine
Bromine
Iodine
Hydroxide
Nitrate
Hydrogencarbonate
Hydrogensulfate

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What elements form positive +2 ions?

Magnesium
Barium
Strontium
Calcium
Iron (II)
Copper (II)
Nickel (II)
Zinc
Tin (II)
Lead (II)

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What elements form negative -2 ions?

Sulphate
Carbonate
Sulphide
Oxide

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What elements form positive +3 ions?

Chromium
Iron (III)
Aluminium

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What elements form negative -3 ions?

Nitride
Phosphate

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What is the formula for silver iodide?

AgI

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What is the formula for potassium bichromate?

K2CrO

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What is the formula for barium bromide?

BaBr2

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What is the formula for copper (II) chloride?

CuCl2

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What is the formula for strontium chloride?

SrCl2

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What is the formula for lithium sulfate?

Li2SO4

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What is the formula for magnesium hydroxide?

Mg(OH)2

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What is the formula for zinc hydrogencarbonate?

Zn(HCO3)2

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What is the formula for ammonium sulphate?

(NH4)2SO4

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What is the formula for strontium selenide? (selenium)

SrSe

What is the formula for sodium nitride? (nitrogen)

Na3N

What is the formula for ammonium chloride?

NH4Cl

What is the formula for silica?

SiO2

What is the formula for ammonia?

NH3

What is the formula for sulfuric acid?

H2SO4

What is the formula for iodine?

What is the formula for nickel?

What is the formula for hydrogen sulfide?

H2S

What is the formula for vanadium (V) oxide?

V2O5

What is the formula for titanium (IV) oxide?

TiO2

What is the formula for strontium sulfate?

Si2SO4

What is the formula for platinum (II) fluoride?

F2P

What is the formula for silicon (IV) hydride?

SiH4

What is the formula for cobalt (III) hydroxide?

Co(H2O)2

What is the formula for calcium phosphate?

Ca3(PO4)2

What is the formula for germanium (IV) oxide?

GeO2

What is the formula for nitrogen monoxide?