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5 P4 + 80 HNO3 = 20 H3PO4 + 80 NO2 + H20
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
HCO3 + H = H2CO3 =>
HCO3 + H = H2CO3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
SO2 + HNO3 + H2O = H2SO4 + NO =>
3 SO2 + 2 HNO3 + 2 H2O = 3 H2SO4 + 2 NO
Mg3N2(s) + H2O(l) = Mg(OH)2(s) + NH3(g) =>
Mg3N2(s) + 6 H2O(l) = 3 Mg(OH)2(s) + 2 NH3(g)
phosphorus + oxygen = O10P4 =>
4 P + 5 O2 = O10P4
SO2 + O2 + H2 = H2SO4 =>
SO2 + O2 + H2 = H2SO4
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
K + HOH = KOH + H2 =>
2 K + 2 HOH = 2 KOH + H2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
SO2 + H2O = H2 + SO4 =>
SO2 + 2 H2O = 2 H2 + SO4
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
calciumcarbonate = CaO + carbondioxide =>
CaCO3 = CaO + CO2
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
potassiumchlorate = potassiumchloride + oxygen =>
2 KClO3 = 2 KCl + 3 O2
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NH3(g) + NO(g) = N2(g) + H2O(l) =>
4 NH3(g) + 6 NO(g) = 5 N2(g) + 6 H2O(l)
sulfurdioxide + oxygen = SO3 =>
2 SO2 + O2 = 2 SO3
NaI + K2H2Sb2O7 = Na2H2Sb2O7 + KI =>
2 NaI + K2H2Sb2O7 = Na2H2Sb2O7 + 2 KI
Cu2S + HNO3 = CuSO4 + Cu(NO3)2 + NO + H2O =>
3 Cu2S + 16 HNO3 = 3 CuSO4 + 3 Cu(NO3)2 + 10 NO + 8 H2O
CH3CH2OH + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 CH3CH2OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
Ag2CO3 = Ag + O2 + CO2 =>
2 Ag2CO3 = 4 Ag + O2 + 2 CO2
aluminum + oxygen = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2 + H2 = C2H4 =>
C2 + 2 H2 = C2H4
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
HgO = Hg + O =>
HgO = Hg + O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Hg(NO3)2 + KCl = HgCl2 + KNO3 =>
Hg(NO3)2 + 2 KCl = HgCl2 + 2 KNO3
sodiumiodide + bromine = sodiumbromide + iodine =>
2 NaI + Br2 = 2 NaBr + I2
FE(OH)3 + HCl = FECl3 + H2O =>
FE(OH)3 + 3 HCl = FECl3 + 3 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C2 + H2 = CH4 =>
C2 + 4 H2 = 2 CH4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
Al + H2SO4 = Al2SO4 + H2 =>
2 Al + H2SO4 = Al2SO4 + H2
C + H2 = C2H4 =>
2 C + 2 H2 = C2H4
BaC03 + HI = BaI + C02 + H20 =>
20 BaC03 + 20 HI = 20 BaI + 30 C02 + H20
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
potassiumbromide + chlorine = potassiumchloride + bromine =>
2 KBr + Cl2 = 2 KCl + Br2
CO2 + H2S = CS2 + H2O =>
CO2 + 2 H2S = CS2 + 2 H2O
BaCO3 + HI = BaI2 + CO2 + H2O =>
BaCO3 + 2 HI = BaI2 + CO2 + H2O
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
Na3Fe5Si8O22(OH)2 + Na{+} + O2 + SiO2 = NaFeSi2O6 + Fe{+2} + H2O =>
6 Na3Fe5Si8O22(OH)2 + 8 Na{+} + 5 O2 + 4 SiO2 = 26 NaFeSi2O6 + 4 Fe{+2} + 6 H2O
H3PO4 + Na2CO3 = Na3PO4 + CO2 + H2O =>
2 H3PO4 + 3 Na2CO3 = 2 Na3PO4 + 3 CO2 + 3 H2O
calciumcarbonate + nitricacid = Ca(NO3)2 + carbondioxide + water =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
HCl + MG(OH)2 = MGCl2 + H2O =>
2 HCl + MG(OH)2 = MGCl2 + 2 H2O
carbondioxide + water = carbonicacid =>
CO2 + H2O = H2CO3
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