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CH4 + 2 O2 = CO2 + 2 H2O
Fe(s) + Br2(g) = FeBr3(s) =>
2 Fe(s) + 3 Br2(g) = 2 FeBr3(s)
Al2S3 + O2 = Al2O3 + SO2 =>
2 Al2S3 + 9 O2 = 2 Al2O3 + 6 SO2
BeCl2 + (NH4)2CO3 + H2O = (BeOH)2CO3 + NH4Cl + CO2 =>
2 BeCl2 + 2(NH4)2CO3 + H2O = (BeOH)2CO3 + 4 NH4Cl + CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C6H14 + Cl2 = C6H13Cl + HCl =>
C6H14 + Cl2 = C6H13Cl + HCl
CO2 + NaOH = H2O + Na2CO3 =>
CO2 + 2 NaOH = H2O + Na2CO3
Al2O3 + SO = Al + SO3 =>
2 Al2O3 + 3 SO = 4 Al + 3 SO3
S + HCl = H2S + Cl2 =>
S + 2 HCl = H2S + Cl2
NaI + CH3COOH = CH3COONa + HI =>
NaI + CH3COOH = CH3COONa + HI
BaBr2 + H3PO4 = Ba3(PO4)2 + HBr =>
3 BaBr2 + 2 H3PO4 = Ba3(PO4)2 + 6 HBr
W + HNO3 = W(NO3)3 + NO + H2O =>
W + 4 HNO3 = W(NO3)3 + NO + 2 H2O
Mg(OH)2 + H2SO2 = MgSO2 + H2O =>
Mg(OH)2 + H2SO2 = MgSO2 + 2 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
K2SO4 + Ca(OH)2 = CaSO4 + KOH =>
K2SO4 + Ca(OH)2 = CaSO4 + 2 KOH
C57H90O26 + O2 = H2O + CO2 =>
2 C57H90O26 + 133 O2 = 90 H2O + 114 CO2
Fe(s) + Br2(l) = FeBr3(s) =>
2 Fe(s) + 3 Br2(l) = 2 FeBr3(s)
Bi2(CO3)3 + CH3COOH = Bi(CH3COO)3 + H2CO3 =>
Bi2(CO3)3 + 6 CH3COOH = 2 Bi(CH3COO)3 + 3 H2CO3
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
AgCu + HNO3 = AgHNO3 + Cu =>
AgCu + HNO3 = AgHNO3 + Cu
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
Fe + Pd = Fe2Pd3 =>
2 Fe + 3 Pd = Fe2Pd3
Cu(C2H3O2)2*H2O + HC2H4NO2 = Cu(C2H4NO2)2*H2O + CH3COOH =>
Cu(C2H3O2)2*H2O + 2 HC2H4NO2 = Cu(C2H4NO2)2*H2O + 2 CH3COOH
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Fe{3+} + HCl = Fe(Cl)3 + H{+} =>
Fe{3+} + 3 HCl = Fe(Cl)3 + 3 H{+}
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
K2Cr2O7 + CaCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + CaSO4Cl2 + H2O =>
K2Cr2O7 + 3 CaCl2 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CaSO4Cl2 + 7 H2O
H2SiCl2(s) + H2O(l) = H8Si4O4(s) + HCl(g) =>
4 H2SiCl2(s) + 4 H2O(l) = H8Si4O4(s) + 8 HCl(g)
CaCl2 + K2SiO3 = CaSiO3 + KCl =>
CaCl2 + K2SiO3 = CaSiO3 + 2 KCl
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
F2Cl2 = F2Cl + Cl2 =>
2 F2Cl2 = 2 F2Cl + Cl2
S + CI = SCI =>
S + CI = SCI
Li2CO3(s) + HCl(aq) = LiCl(s) + H2O(l) + CO2(g) =>
Li2CO3(s) + 2 HCl(aq) = 2 LiCl(s) + H2O(l) + CO2(g)
Ba + HCI = BaCI + H2 =>
2 Ba + 2 HCI = 2 BaCI + H2
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HF + NaF = NaF2 + H =>
HF + NaF = NaF2 + H
NH4OH + HBr = H2O + NH4Br =>
NH4OH + HBr = H2O + NH4Br
MgSO4 + HNO3 = Mg(NO3)2 + SO3 + H2O =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + SO3 + H2O
KI + Br + KOH = KIO2 + KBr + H2O =>
KI + 4 Br + 4 KOH = KIO2 + 4 KBr + 2 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
I2 + Ce(SO4)2 + H2O = Ce2(SO4)3 + HIO3 + H2SO4 =>
I2 + 10 Ce(SO4)2 + 6 H2O = 5 Ce2(SO4)3 + 2 HIO3 + 5 H2SO4
NaClO + KI = I2 + NaCl + K2O =>
NaClO + 2 KI = I2 + NaCl + K2O
CH4 + NH3 = H2 + C2N2 =>
2 CH4 + 2 NH3 = 7 H2 + C2N2
Li2CO3(s) + HCl(aq) = LiCl(s) + H2O(l) + CO2(g) =>
Li2CO3(s) + 2 HCl(aq) = 2 LiCl(s) + H2O(l) + CO2(g)
C7H10S2 + O2 = CO2 + H2O + SO2 =>
2 C7H10S2 + 23 O2 = 14 CO2 + 10 H2O + 4 SO2
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