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N2 + 2 O2 = 2 NO2
C2H4O2 + Cu(OH)2 = Cu(COOH) + CH3(OH)2 =>
C2H4O2 + Cu(OH)2 = Cu(COOH) + CH3(OH)2
BiCl3 + Na2SnO2 + NaOH = Bi + NaCl + Na2SnO3 + H2O =>
2 BiCl3 + 3 Na2SnO2 + 6 NaOH = 2 Bi + 6 NaCl + 3 Na2SnO3 + 3 H2O
Li2S + Zn(NO3)2 = LiNO3 + ZnS =>
Li2S + Zn(NO3)2 = 2 LiNO3 + ZnS
Al2O3 + B2O3 = AlBO3 =>
Al2O3 + B2O3 = 2 AlBO3
Ag(s) + H2S = Ag2S + H2 =>
2 Ag(s) + H2S = Ag2S + H2
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
Y + CuNO3 = Y(NO3)3 + Cu =>
Y + 3 CuNO3 = Y(NO3)3 + 3 Cu
NH3 + K2FeO4 + H2O = N2 + Fe(OH)3 + KOH =>
2 NH3 + 2 K2FeO4 + 2 H2O = N2 + 2 Fe(OH)3 + 4 KOH
KNO3 + Na2SiO3 = K2SiO3 + NaNO3 =>
2 KNO3 + Na2SiO3 = K2SiO3 + 2 NaNO3
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
MnO2 + FeSO4 + H2SO4 = MnSO + Fe(SO4)3 + H2O =>
MnO2 + 2 FeSO4 + 5 H2SO4 = MnSO + 2 Fe(SO4)3 + 5 H2O
Mg(No3)2 + K3PO4 = Mg3(PO4)2 + KNo3 =>
3 Mg(No3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNo3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CHO + O2 = CO2 + H2O =>
4 CHO + 3 O2 = 4 CO2 + 2 H2O
Cu + Br2 + NaOH = CuOH + Na2Br =>
4 Cu + Br2 + 4 NaOH = 4 CuOH + 2 Na2Br
NaI + HNO3 = NO2 + NaIO3 + H2O =>
NaI + 6 HNO3 = 6 NO2 + NaIO3 + 3 H2O
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
C2H2 + Br2 = C2H2Br4 =>
C2H2 + 2 Br2 = C2H2Br4
Pb2(aq) + Cl(aq) = PbCl2(s) =>
Pb2(aq) + 4 Cl(aq) = 2 PbCl2(s)
KCeO4 = KCe + O2 =>
KCeO4 = KCe + 2 O2
Fe + Pb(No3)2 = Fe(No3)2 + Pb =>
Fe + Pb(No3)2 = Fe(No3)2 + Pb
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
K3[Fe(CN)6] + AgNO3 = KNO3 + Ag3[Fe(CN)6] =>
K3[Fe(CN)6] + 3 AgNO3 = 3 KNO3 + Ag3[Fe(CN)6]
NaBr + KOH = NaOH + KBr =>
NaBr + KOH = NaOH + KBr
WCl4 + Rb2SO3 = W(SO3)2 + RbCl =>
WCl4 + 2 Rb2SO3 = W(SO3)2 + 4 RbCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CO2 + H2O = C2 + HO2 =>
6 CO2 + 4 H2O = 3 C2 + 8 HO2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
C6H12O6 + HCl = C6H7Cl5O + H2O =>
C6H12O6 + 5 HCl = C6H7Cl5O + 5 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4 =>
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4
C7H6O3 + NaOH = C7H5NaO3 + H2O =>
C7H6O3 + NaOH = C7H5NaO3 + H2O
Ca(OH)2 + ()H3PO4 = ()Ca3(PO4)2 + ()H2O =>
3 Ca(OH)2 + 2()H3PO4 = ()Ca3(PO4)2 + 6()H2O
Si + NaOH + H2O = NaSi2O3 + H2 =>
4 Si + 2 NaOH + 4 H2O = 2 NaSi2O3 + 5 H2
Zn + Hg(NO3) = Zn(NO3)2 + Hg2 =>
Zn + 2 Hg(NO3) = Zn(NO3)2 + Hg2
Zn(C2H3O2)2(aq) + Na3PO4(aq) = Na(C2H3O2) + Zn3(PO4)2(s) =>
3 Zn(C2H3O2)2(aq) + 2 Na3PO4(aq) = 6 Na(C2H3O2) + Zn3(PO4)2(s)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH3NH2 + HOH = OH + CH3NH3 =>
CH3NH2 + HOH = OH + CH3NH3
MgP = Mg3P3 =>
3 MgP = Mg3P3
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
HClO4 + K2SO3 = KClO4 + H2O + SO2 =>
2 HClO4 + K2SO3 = 2 KClO4 + H2O + SO2
NaHCO3(s) = Na2CO3(s)CO2(g)H2O(g) =>
2 NaHCO3(s) = Na2CO3(s)CO2(g)H2O(g)
C9H10O + O2 = CO2 + H2O =>
C9H10O + 11 O2 = 9 CO2 + 5 H2O
NH4 + KOH = NH3 + H2O + K =>
NH4 + KOH = NH3 + H2O + K
Ca + F = CaF2 =>
Ca + 2 F = CaF2
H2SO4 + BaCl2 = HCl(aq) + BaSO4(s) =>
H2SO4 + BaCl2 = 2 HCl(aq) + BaSO4(s)
Al + H2SO4{-} + OH{-} = Al2O3 + S{2-} + H2O =>
14 Al + 6 H2SO4{-} + 6 OH{-} = 7 Al2O3 + 6 S{2-} + 9 H2O
NaOH + Cl2 = NaClO + H2Cl =>
4 NaOH + 3 Cl2 = 4 NaClO + 2 H2Cl
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
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