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P2O3 + 3 H2O = 2 H3PO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
C6H6N2O3 + Br2 + NaOH = CH6N2O2 + NaBr + Na2CO3 + H2O =>
C6H6N2O3 + 9 Br2 + 28 NaOH = CH6N2O2 + 18 NaBr + 5 Na2CO3 + 14 H2O
S + KClO3 = SO2 + KCl =>
3 S + 2 KClO3 = 3 SO2 + 2 KCl
NaCl + NH4NO3 = NH4Cl + NaNO3 =>
NaCl + NH4NO3 = NH4Cl + NaNO3
Cu(s) + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu(s) + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H6N2O3 + Br2 + NaOH = C5H6N2O3 + NaBr + Na2CO3 + H2O =>
C6H6N2O3 + 2 Br2 + 6 NaOH = C5H6N2O3 + 4 NaBr + Na2CO3 + 3 H2O
ZnCl2 + Hg = Zn + HgCl2 =>
ZnCl2 + Hg = Zn + HgCl2
I2 + K2SO3 + KOH = KI + KSO4 + H2O =>
3 I2 + 2 K2SO3 + 4 KOH = 6 KI + 2 KSO4 + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Pb + CrO4 = PbCrO4 =>
Pb + CrO4 = PbCrO4
Al + Cr2O3 = Al3O3 + Cr =>
3 Al + Cr2O3 = Al3O3 + 2 Cr
(ZnCO3)2*(Zn(OH)2)3 + H2SO4 = ZnSO4 + H2O + CO2 =>
(ZnCO3)2*(Zn(OH)2)3 + 5 H2SO4 = 5 ZnSO4 + 8 H2O + 2 CO2
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
Na2B4O7*10H2O + NaOH + H2O2 + H2O = Na2[B2(OH)4(O2)2]*6H2O =>
Na2B4O7*10H2O + 2 NaOH + 4 H2O2 + H2O = 2 Na2[B2(OH)4(O2)2]*6H2O
Al(cr) + HCl(aq) = AlCl(aq) + H2(g) =>
2 Al(cr) + 2 HCl(aq) = 2 AlCl(aq) + H2(g)
CO + NO2 = CO2 + NO =>
CO + NO2 = CO2 + NO
Mg(NO3)2 + Al2(SO4)3 = Al(NO3)3 + MgSO4 =>
3 Mg(NO3)2 + Al2(SO4)3 = 2 Al(NO3)3 + 3 MgSO4
C6H6N2O3 + Br2 + NaOH = C5H6N2O2 + NaBr + Na2CO3 + H2O =>
C6H6N2O3 + Br2 + 4 NaOH = C5H6N2O2 + 2 NaBr + Na2CO3 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
PH3 + K2CrO7 + H2SO4 = P2O5 + K2SO4 + Cr2(SO4)3 + H2O =>
18 PH3 + 16 K2CrO7 + 40 H2SO4 = 9 P2O5 + 16 K2SO4 + 8 Cr2(SO4)3 + 67 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HCHO2 + OH = CHO2 + H2O =>
HCHO2 + OH = CHO2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HCl + NAOH = H2O + NACl =>
HCl + NAOH = H2O + NACl
H2S + K3(Al(OH)6) = KHS + Al(OH)3 + H2O =>
3 H2S + K3(Al(OH)6) = 3 KHS + Al(OH)3 + 3 H2O
Fe(OH)3 + H = Fe + H2O =>
Fe(OH)3 + 3 H = Fe + 3 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
H2SO3 + OH = SO3 + H2O =>
H2SO3 + 2 OH = SO3 + 2 H2O
KOH + SO3 = KO3 + SOH =>
KOH + SO3 = KO3 + SOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaO + NaCl = Na2O + CaCl2 =>
CaO + 2 NaCl = Na2O + CaCl2
KI + Na2S = K2S + NaI =>
2 KI + Na2S = K2S + 2 NaI
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
HIO3 + FeI2 + HCl = FeCl3 + ICl + H2O =>
5 HIO3 + 4 FeI2 + 25 HCl = 4 FeCl3 + 13 ICl + 15 H2O
NaHCO3 + NaOH = Na2CO3 + H2O =>
NaHCO3 + NaOH = Na2CO3 + H2O
NO2 + CO = N2O3 + CO2 =>
2 NO2 + CO = N2O3 + CO2
ZNO + NaOH = Na2ZNO2 + H2O =>
ZNO + 2 NaOH = Na2ZNO2 + H2O
MgSO4 + FeCl3 = MgCl2 + Fe2(SO4)3 =>
3 MgSO4 + 2 FeCl3 = 3 MgCl2 + Fe2(SO4)3
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
Pb + H2O = Pb(OH)2 + H =>
Pb + 2 H2O = Pb(OH)2 + 2 H
CH3(CH2)2CH3 + O2 = CO2(g) + H2O(l) =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2(g) + 10 H2O(l)
CH3(CH2)2CH3 + O2(g) = CO2(g) + H2O(l) =>
2 CH3(CH2)2CH3 + 13 O2(g) = 8 CO2(g) + 10 H2O(l)
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
Fe + SCN = Fe(SCN) =>
Fe + SCN = Fe(SCN)
H2SO4 + Ni = H2 + NiSO4 =>
H2SO4 + Ni = H2 + NiSO4
KNO3 + HCl = HNO3 + KCl =>
KNO3 + HCl = HNO3 + KCl
AlCl3 + CaHPO4 = CaCl2 + Al2(HPO4)3 =>
2 AlCl3 + 3 CaHPO4 = 3 CaCl2 + Al2(HPO4)3
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