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CH4 + 2 O2 = CO2 + 2 H2O
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ca(HCO3)2 = CaCO3 + H2O + CO2 =>
Ca(HCO3)2 = CaCO3 + H2O + CO2
Zn + Ag2S = ZnS + Ag =>
Zn + Ag2S = ZnS + 2 Ag
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu(s) + O2(g) = Cu2O(s) =>
4 Cu(s) + O2(g) = 2 Cu2O(s)
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
K + F3 = KF =>
3 K + F3 = 3 KF
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Rb + F2 = RbF =>
2 Rb + F2 = 2 RbF
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
K + PO4 = K3PO4 =>
3 K + PO4 = K3PO4
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
K + HNo3 = KNo3 + H2 =>
2 K + 2 HNo3 = 2 KNo3 + H2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
NaCl + HF = HCl + NaF =>
NaCl + HF = HCl + NaF
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe + H2O = H2 + Fe2O =>
2 Fe + H2O = H2 + Fe2O
CH3CH2COH + HCN = CH3CH2COH(CN)H =>
CH3CH2COH + HCN = CH3CH2COH(CN)H
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
K + S = K2S =>
2 K + S = K2S
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
C + O2 = CO2 =>
C + O2 = CO2
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
CO2 + K = K2CO3 + C =>
3 CO2 + 4 K = 2 K2CO3 + C
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