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K + H2SO4 = H2 + KSO4
iron + hydrochloricacid = IronChloride + hydrogen =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Cu2O + H2 = Cu + H2O =>
Cu2O + H2 = 2 Cu + H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
NaBr + AgNO3 = NaNO3 + AgBr =>
NaBr + AgNO3 = NaNO3 + AgBr
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C2H6O + O2 = CO2 + H20 =>
10 C2H6O + 15 O2 = 20 CO2 + 3 H20
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
NBr3 + NaOH = N2 + NaBr + HOBr =>
2 NBr3 + 3 NaOH = N2 + 3 NaBr + 3 HOBr
Fe + S = FeS =>
Fe + S = FeS
C10H8 + O2 = CO2 + H20 =>
5 C10H8 + 50 O2 = 50 CO2 + 2 H20
iron + hydrochloricacid = IronChloride + hydrogen =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
K2[Zn(OH)4] + SO2 = Zn(OH)2 + K2SO3 + H2O =>
K2[Zn(OH)4] + SO2 = Zn(OH)2 + K2SO3 + H2O
CH4 + O2 = CO2 + H2 =>
CH4 + O2 = CO2 + 2 H2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
NaCl + H2O = Cl2 + H2 + NaOH =>
2 NaCl + 2 H2O = Cl2 + H2 + 2 NaOH
Zinc + Hydrochloricacid = Zincchloride + hydrogen =>
Zn + 2 HCl = ZnCl2 + H2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HNO3 + K2CrO4 + Fe(NO3)2 = KNO3 + Fe(NO3)3 + Cr(NO3)3 + H2O =>
8 HNO3 + K2CrO4 + 3 Fe(NO3)2 = 2 KNO3 + 3 Fe(NO3)3 + Cr(NO3)3 + 4 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ca3(PO4)2 + C = Ca3P2 + CO =>
Ca3(PO4)2 + 8 C = Ca3P2 + 8 CO
C2H6O + O2 = CO2 + H2O =>
2 C2H6O + 7 O2 = 4 CO2 + 6 H2O
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
CH3OH + KMnO4 + H2SO4 = HCHO + Mn2SO4 + K2SO4 + H2O =>
6 CH3OH + 2 KMnO4 + 2 H2SO4 = 6 HCHO + Mn2SO4 + K2SO4 + 8 H2O
K2Cr2O7 + KCl + H2So4 = CrO2Cl2 + K2So4 + H2O =>
K2Cr2O7 + 4 KCl + 3 H2So4 = 2 CrO2Cl2 + 3 K2So4 + 3 H2O
Pb + H2SO4 = HPb + SO4 =>
2 Pb + H2SO4 = 2 HPb + SO4
K3PO4 + Fe(NO3)3 = FePO4 + KNO3 =>
K3PO4 + Fe(NO3)3 = FePO4 + 3 KNO3
NH4H2PO4 + NaOH = NaH2PO4 + NH4OH =>
NH4H2PO4 + NaOH = NaH2PO4 + NH4OH
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
CuO + Al = Al2O3 + Cu =>
3 CuO + 2 Al = Al2O3 + 3 Cu
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
C4H4 + O2 = CO2 + H2O =>
C4H4 + 5 O2 = 4 CO2 + 2 H2O
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu + HCl = CuCl + H2 =>
2 Cu + 2 HCl = 2 CuCl + H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
CuCl + KOH = Cu(OH)2 + K2Cl =>
CuCl + 2 KOH = Cu(OH)2 + K2Cl
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
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