chemical formulaes! Flashcards
important chemical formulaes that freq tested
Oxygen
O2
Oxygen (O)
Hydrogen
H2
Hydrogen (H)
Nitrogen
N2
Nitrogen (N)
Fluorine
F2
Flourine (F)
Chlorine
Cl2
Chlorine (Cl)
Carbon monoxide
CO
Carbon (C) Oxygen (O)
Carbon dioxide
CO2
Carbon (C) Oxygen (O)
Nitrogen dioxide
NO2
Nitrogen (N) Oxygen (O)
Sulfur dioxide
SO2
Sulfur (S) Oxygen (O)
Methane
CH4
Carbon (C) Hydrogen (H)
Ammonia
NH3
Nitrogen (N) Hydrogen (H)
Ammonium
NH4+
Nitrogen (N) Hydrogen (H)
Hydrochloric acid
HCl
Hydrogen (H) Chlorine (Cl)
Sulfuric acid
H2SO4
Hydrogen (H) Sulfur (S) Oxygen (O)
Phosphoric acid
H3PO4
Hydrogen (H) Phosphorus (P) Oxygen (O)
Nitric acid
HNO3
Hydrogen (H) Nitrogen (N) Oxygen (O)
Sodium hydroxide
NaOH
Sodium (Na) Oxygen (O) Hydrogen (H)
Potassium hydroxide
KOH
Potassium (K) Oxygen (O) Hydrogen (H)
Ammonium hydroxide
NH4OH
Nitrogen (N) Oxygen (O) Hydrogen (H)
Magnesium hydroxide
Mg(OH)2
Magnesium (Mg) Oxygen (O) Hydrogen (H)
Calcium hydroxide
(limewater)
Ca(OH)2
Calcium (Ca) Oxygen (O) Hydrogen (H)
Oxide
O^2-
Oxygen (O)
Fluoride
F-
Fluorine (F)
Chloride
Cl-
Chlorine (Cl)
Nitride
N^3-
Nitrogen (N)
Nitrate
NO3-
Nitrogen (N) Oxygen (O)
Sulfide
S^2-
Sulfur (S)
Sulfate
SO4^2-
Phosphide
P^3-
Phosphorus (P)
Phosphate
PO4^3-
Phosphorus (P) Oxygen (O)
Hydroxide
OH-
Hydrogen (H) Oxygen (O)
Carbonate
CO3^2-
Carbon (C) Oxygen (O)
Iron (II)
Fe^2+
Iron (Fe)
Iron (III)
Fe^3+
Iron (Fe)
Copper (I)
Cu+
Copper (Cu)
Copper (II)
Cu^2+
Copper (Cu)
Zinc
Zn^2+
Zinc (Zn)
Silver
Ag+
Silver (Ag)
Lead (II)
found in Group 14 but charge is not 14
Pb^2+
Lead (Pb)