chem valencies Flashcards by suditi padiachy | Brainscape

Q

oxygen

A

-2

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Q

pottasium

A

k+

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Q

sodium

A

Na+

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Q

copper

A

cu 1 or 2 +

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Q

silver

A

Ag+

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Q

chloride,bromide,iodide

A

Cl- Br- I-

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Q

hydroxide

A

OH-

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Q

HCO3 hydrogen carbonate/bicarbonate

A

hco3-

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Q

NH4 ammonium

A

+

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Q

Hydrogen

A

+

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Q

nitrite

A

-2

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Q

calcium

A

ca+2

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Q

Mg

A

+2

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Q

Zn

A

+2

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Q

iron (ferrous) = +2fe

A

ferric fe+3

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Q

Pb+2, Nickle Ni +2

A

MERCURY Hg+2

Q

Tin Sn+2

A

Carbonate= CO3 -2

Q

SULPHITE SO3 -2

A

SULPHATE SO4 -2

Q

SULFIDE -2

A

OXIDE -2

Q

Al 3

A

Nitride -3(N) Phosphate -3 (Po4)

Q

chromium

A

Cr+3

Q

Barium

A

2

Q

nitrate

A

-1

Q

nitrate nitrite nitride

A

-1 -2 -3