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charges & symbols
common compound charges and symbols
56
Chemistry
10th Grade
12/15/2008

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Term
Hydrogen
Definition
H +1
Term
Sodium
Definition
Na +1
Term
Lithium
Definition
Li +1
Term
Potassium
Definition
K +1
Term
Cuprous
Definition
Cu +1 (lower form)
Term
Mercurous
Definition
Hg +1 (lower form)
Term
Silver
Definition
Ag +1
Term
Barium
Definition
Ba +2
Term
Calcium
Definition
Ca +2
Term
Cobalt
Definition
Co +2
Term
Nickel
Definition
Ni +2
Term
Lead (II)
Definition
Pb +2
Term
Ferrous
Definition
Fe +2 (lower form)
Term
Mercuric
Definition
Hg +2 (higher form)
Term
Stannous
Definition
Sn +2 (aka "Tin (II), lower form)
Term
Cupric
Definition
Cu +2 (higher form)
Term
Zinc
Definition
Zn +2
Term
Aluminum
Definition
Al +3
Term
Ferric
Definition
Fe +3 (higher form)
Term
Chromium (III)
Definition
Cr +3
Term
Stannic
Definition
Sn +4 (aka "Tin (IV)," higher form)
Term
Carbon
Definition
C +4
Term
Lead (IV)
Definition
Pb +4
Term
Fluoride
Definition
F -1
Term
Chloride
Definition
Cl -1
Term
Bromide
Definition
Br -1
Term
Iodide
Definition
I -1
Term
Hydroxide
Definition
OH -1
Term
Bisulfate
Definition
HSO4 -1
Term
Bicarbonate
Definition
HCO3 -1
Term
Nitrite
Definition
NO2 -1
Term
Nitrate
Definition
NO3 -1
Term
Chlorate
Definition
ClO3 -1
Term
Hypochlorite
Definition
ClO -1
Term
Permanganate
Definition
MnO4 -1
Term
Acetate
Definition
C2H3O2 -1
Term
Hydride
Definition
H -1
Term
Oxide
Definition
O -2
Term
Peroxide
Definition
O2 -2
Term
Sulfide
Definition
S -2
Term
Sulfite
Definition
SO3 -2
Term
Sulfate
Definition
SO4 -2
Term
Carbonate
Definition
CO3 -2
Term
Chromate
Definition
CrO4 -2
Term
Nitride
Definition
N -3
Term
Phosphate
Definition
PO4 -3
Term
Which symbol goes first?
Definition
Metal or more metallic (lower charge)
Term
Total charge of a compound must be zero (t/f)?
Definition
true
Term
Which postfix presents a lower charge "ic" or "ous"
Definition
ous
Term
What postfix identicates a chemical usually found in binary compounds?
Definition
ide
Term
What is the symbol for radical non-metals?
Definition
"ite" or "ate" with "ate" usually having more Oxygens.
Term
What does "bi" indicate?
Definition
an additional "H" and increases total charge by 1 (ex. Bicarbonate is -1 and carbonate is -2)
Term
What is "peroxide"?
Definition
Two Oxygens
Term
Which are negatively charged - anions or cations?
Definition
anions
Term
When hydrogen is found in a binary compound, what is the total charge and what is this compound called?
Definition
-1 and a "hydride."
Term
Prefixes "DI," "TRI," "TETRA," "PENT," "IDEX," and for what situations do we use this?
Definition
Di-2, Tri-3, Tetra-4, Pent-5, Idex-6; all compounds (with 2+ elements) which have a charge not zero except for C,N,P,S - where we name it as is.
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