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N2 + 3 Ca = Ca3N2
PI3 + KOH = K2HPO3 + KI + H2O =>
PI3 + 5 KOH = K2HPO3 + 3 KI + 2 H2O
Hg(CH3COO)2 + Na2Cr2O7 = CH3COONa + HgCr2O7 =>
Hg(CH3COO)2 + Na2Cr2O7 = 2 CH3COONa + HgCr2O7
C17H35COOH + Br2 = C17H35COOBr + HBr =>
C17H35COOH + Br2 = C17H35COOBr + HBr
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NH3 + HOCl = NO3 + Cl + H2O =>
NH3 + 9 HOCl = NO3 + 9 Cl + 6 H2O
CdS + HNO3 = Cd(NO3)2 + S + H2O + NO =>
3 CdS + 8 HNO3 = 3 Cd(NO3)2 + 3 S + 4 H2O + 2 NO
Na2CrO4 + FeCl3 = NaCl3 + Fe2CrO4 =>
Na2CrO4 + 2 FeCl3 = 2 NaCl3 + Fe2CrO4
FeCl3 + Na4[Fe(CN)6] = Fe4[Fe(CN)6]3 + NaCl =>
4 FeCl3 + 3 Na4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 NaCl
Cr(OH)3 + NaOH + H2O2 = H2O + Na2Cr2O7 =>
2 Cr(OH)3 + 2 NaOH + 3 H2O2 = 7 H2O + Na2Cr2O7
KI + K2Cr2O7 + H2SO4 = I2 + Cr2O3 + K2SO4 + H2O =>
6 KI + K2Cr2O7 + 4 H2SO4 = 3 I2 + Cr2O3 + 4 K2SO4 + 4 H2O
NO2 + K2O + O2 = KNO3 =>
4 NO2 + 2 K2O + O2 = 4 KNO3
AlS2 = Al + S =>
AlS2 = Al + 2 S
CO2 + H2O = C3H2O3 + O2 =>
3 CO2 + H2O = C3H2O3 + 2 O2
Ca(s) + F2 = CaF2 =>
Ca(s) + F2 = CaF2
Fe(NO3)3 + NH3 + H2O = Fe(OH)3 + NH4(NO3) =>
Fe(NO3)3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4(NO3)
NH3 + CoCl2 = CoNH3 + NH3Cl2 =>
2 NH3 + CoCl2 = CoNH3 + NH3Cl2
Ba(NO3)2 + K2SO4 = Ba(SO4)2 + K2NO3 =>
Ba(NO3)2 + 2 K2SO4 = Ba(SO4)2 + 2 K2NO3
KI + K2Cr2O7 + H2SO4 = I2 + Cr2O3 + K2SO4 + H2O =>
6 KI + K2Cr2O7 + 4 H2SO4 = 3 I2 + Cr2O3 + 4 K2SO4 + 4 H2O
C2O4H2 = CO2 + H =>
C2O4H2 = 2 CO2 + 2 H
BaCl2 + H2O = BaOH + H2 + Cl2 =>
2 BaCl2 + 2 H2O = 2 BaOH + H2 + 2 Cl2
K2Cr2O7 + H2O2 = KOH + CrO4 + H2O =>
K2Cr2O7 + 2 H2O2 = 2 KOH + 2 CrO4 + H2O
FeCr2O4 + Na2CO3 + O2 = Na2CrO4 + Fe2 + CO2 =>
2 FeCr2O4 + 4 Na2CO3 + 2 O2 = 4 Na2CrO4 + Fe2 + 4 CO2
Fe2 + H2SO4 = FeSO4 + H =>
Fe2 + 2 H2SO4 = 2 FeSO4 + 4 H
AuCl3 + Li2CO3 = Au2(CO3)3 + LiCl =>
2 AuCl3 + 3 Li2CO3 = Au2(CO3)3 + 6 LiCl
Cu2O(aq) + H2SO4(aq) = Cu(s) + CuSO4(aq) + H2O(l) =>
Cu2O(aq) + H2SO4(aq) = Cu(s) + CuSO4(aq) + H2O(l)
(NH4)2CO3 + NaOH = NaCO3 + NH4 + NH3 + H2O =>
(NH4)2CO3 + NaOH = NaCO3 + NH4 + NH3 + H2O
C5H10(g) + O2(g) = CO(g)H2O(g) =>
C5H10(g) + 5 O2(g) = 5 CO(g)H2O(g)
H3PO4 + CaOH = (CaOH)3PO4 + H2 =>
2 H3PO4 + 6 CaOH = 2(CaOH)3PO4 + 3 H2
Sc2O3 + H2SO4 = Sc2(SO4)3 + H2O =>
Sc2O3 + 3 H2SO4 = Sc2(SO4)3 + 3 H2O
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
PbCl2 + H2SO4 = HCl + PbSO4 =>
PbCl2 + H2SO4 = 2 HCl + PbSO4
H2SO4 + ZnO = H2ZnO2 + SO3 =>
H2SO4 + ZnO = H2ZnO2 + SO3
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
Ca(OH)2 + Cl2O7 = CaO + Cl(OH)7 =>
7 Ca(OH)2 + Cl2O7 = 7 CaO + 2 Cl(OH)7
Zn + CuCl2 = Cu + ZnCl2 =>
Zn + CuCl2 = Cu + ZnCl2
Al(SO2)3 + H2O = Al(OH)3 + HSO2 =>
Al(SO2)3 + 3 H2O = Al(OH)3 + 3 HSO2
Zn(CN)2 + H3O = HCN + Zn + H2O =>
Zn(CN)2 + 2 H3O = 2 HCN + Zn + 2 H2O
Na + B + O = Na2B4O7 =>
2 Na + 4 B + 7 O = Na2B4O7
rubidiumfluoride + Cu2(SO4)2 = Rb2(SO4) + CuF2 =>
4 RbF + Cu2(SO4)2 = 2 Rb2(SO4) + 2 CuF2
SO2 + Na[Al(OH)4] = NaHSO3 + Al(OH)3 =>
SO2 + Na[Al(OH)4] = NaHSO3 + Al(OH)3
MgSO4 + Na3PO4 = Mg3(PO4)2 + Na2SO4 =>
3 MgSO4 + 2 Na3PO4 = Mg3(PO4)2 + 3 Na2SO4
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4
K(s) + Cl2(aq) = KCl(s) =>
2 K(s) + Cl2(aq) = 2 KCl(s)
Pb(OH)4 + HBr = PbBr4 + H(OH) =>
Pb(OH)4 + 4 HBr = PbBr4 + 4 H(OH)
La(OH)3 = La + OH =>
La(OH)3 = La + 3 OH
FeS + Cl2 = FeCl32S =>
FeS + 16 Cl2 = FeCl32S
C99H200 + O2 = CO2 + H2O =>
C99H200 + 149 O2 = 99 CO2 + 100 H2O
C6H5Cl + CH3OH = C6H5CH2OH + HCl =>
C6H5Cl + CH3OH = C6H5CH2OH + HCl
CH2Br2 + Br2 = CH2Br4 =>
CH2Br2 + Br2 = CH2Br4
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