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K2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 2 KCl + 6 FeCl3 + 7 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
Al2(SO4)3 + K2CrO4 = K2SO4 + Al2(CrO4)3 =>
Al2(SO4)3 + 3 K2CrO4 = 3 K2SO4 + Al2(CrO4)3
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
SnCl2 + HCl + I2 = SnCl4 + HI =>
SnCl2 + 2 HCl + I2 = SnCl4 + 2 HI
Al + Fe3O2 = Al2O3 + Fe =>
4 Al + 3 Fe3O2 = 2 Al2O3 + 9 Fe
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
AsF3 + C2Cl6 = AsCl3 + C2Cl2F4 =>
4 AsF3 + 3 C2Cl6 = 4 AsCl3 + 3 C2Cl2F4
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
BaF2 + K3PO4 = Ba3(PO4)2 + KF =>
3 BaF2 + 2 K3PO4 = Ba3(PO4)2 + 6 KF
SnO2(s) + C(s) = Sn(s) + CO(g) =>
SnO2(s) + 2 C(s) = Sn(s) + 2 CO(g)
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
Ag + O2 = AgO =>
2 Ag + O2 = 2 AgO
Na + ZnI2 = NaI + Zn =>
2 Na + ZnI2 = 2 NaI + Zn
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
BaF2 + K3PO4 = Ba3(PO4)2 + KF =>
3 BaF2 + 2 K3PO4 = Ba3(PO4)2 + 6 KF
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
(CH3(CH2)6CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)6CH3) + 25 O2 = 16 CO2 + 18 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cu + Al(No3)3 = Cu(No3)2 + Al =>
3 Cu + 2 Al(No3)3 = 3 Cu(No3)2 + 2 Al
BaCl2 + H2SO4 = HCl + BaSO4 =>
BaCl2 + H2SO4 = 2 HCl + BaSO4
CaCl2 + Na = Ca + NaCl =>
CaCl2 + 2 Na = Ca + 2 NaCl
Cl2O5 + H2O = H2Cl2O6 =>
Cl2O5 + H2O = H2Cl2O6
C2H5OH + PBr3 = C2H5Br + H3PO3 =>
3 C2H5OH + PBr3 = 3 C2H5Br + H3PO3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
CuNO3 + Fe = Fe(NO3)3 + Cu =>
3 CuNO3 + Fe = Fe(NO3)3 + 3 Cu
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
B2O3 + C = B4C + CO2 =>
2 B2O3 + 4 C = B4C + 3 CO2
NaClO3 = O2 + NaCl =>
2 NaClO3 = 3 O2 + 2 NaCl
Zn(OH)2 + HCl = ZnCl2 + H20 + O2 =>
5 Zn(OH)2 + 10 HCl = 5 ZnCl2 + H20 + 5 O2
NH3 + Cl2 = N2H4 + NH4Cl =>
4 NH3 + Cl2 = N2H4 + 2 NH4Cl
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
potassiumcarbonate + nitricacid = potassiumnitrate + water + carbondioxide =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HNO3(aq) + Mg(OH)2(aq) = Mg(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Mg(OH)2(aq) = Mg(NO3)2(aq) + 2 H2O(l)
H2SO4 + BeCl2 = BeSO4 + HCl =>
H2SO4 + BeCl2 = BeSO4 + 2 HCl
NaOH + Br2 = NaBr + NaBrO3 + H2O =>
6 NaOH + 3 Br2 = 5 NaBr + NaBrO3 + 3 H2O
C18H38 + O2 = CO2 + H2O =>
2 C18H38 + 55 O2 = 36 CO2 + 38 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
KHP + NaOH = H2O + NaKP =>
KHP + NaOH = H2O + NaKP
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