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C2H4 + 2 KMnO4 + 3 H2SO4 = H2C2O4 + K2SO4 + 2 MnSO4 + 4 H2O
HNO3 + SO2 + H2 = H2SO4 + NO =>
2 HNO3 + 2 SO2 + H2 = 2 H2SO4 + 2 NO
CaO + Al2O3 = CaAl2 + O2 =>
CaO + Al2O3 = CaAl2 + 2 O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Br2 + FeSO4 + H2O = FeBr3 + HBrO + H2SO4 =>
5 Br2 + 2 FeSO4 + 4 H2O = 2 FeBr3 + 4 HBrO + 2 H2SO4
N2O5 + H2O = NH + O2 =>
N2O5 + H2O = 2 NH + 3 O2
Mg + Na3PO4 = MgPO4 + Na3 =>
Mg + Na3PO4 = MgPO4 + Na3
K + B2O3 = B + K2O =>
6 K + B2O3 = 2 B + 3 K2O
K2CO3 + BaCl2 = K2Cl2 + BaCO3 =>
K2CO3 + BaCl2 = K2Cl2 + BaCO3
O2 = O8 =>
4 O2 = O8
Na + CI2 = NaCI2 =>
Na + CI2 = NaCI2
Al + Cu2{+} = Al3{+} + Cu(s) =>
3 Al + Cu2{+} = Al3{+} + 2 Cu(s)
PbCl2 + NaOH = Na2Pb(OH)4 + NaCl =>
PbCl2 + 4 NaOH = Na2Pb(OH)4 + 2 NaCl
Na + NaNO3 = N2 + Na2O =>
10 Na + 2 NaNO3 = N2 + 6 Na2O
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
CuO + HCl = [CuCl4]{2-} + H{+} + H2O =>
CuO + 4 HCl = [CuCl4]{2-} + 2 H{+} + H2O
NiS + NaOH + H2O2 = Ni(OH)2 + Na2SO4 + H2O =>
NiS + 2 NaOH + 4 H2O2 = Ni(OH)2 + Na2SO4 + 4 H2O
(NH4)2SO4 + Sr(NO3)2 = (NH4)NO3 + SrSO4 =>
(NH4)2SO4 + Sr(NO3)2 = 2(NH4)NO3 + SrSO4
HNO3MgO = MgNO3HO =>
HNO3MgO = MgNO3HO
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
TeO3Na2 + H2O = NaOH + H2TeO3 =>
TeO3Na2 + 2 H2O = 2 NaOH + H2TeO3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
MgO + H2SO3 = MgSO3 + H2O =>
MgO + H2SO3 = MgSO3 + H2O
H2O2(aq) = H2O(l) + O2(g) =>
2 H2O2(aq) = 2 H2O(l) + O2(g)
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Ge + HNO3 = GeO2*H2O + NO2 + H2O =>
Ge + 4 HNO3 = GeO2*H2O + 4 NO2 + H2O
Ba(NO3)2(ac) + MgCl2(ac) = Mg(NO3)2(ac) + BaCl2 =>
Ba(NO3)2(ac) + MgCl2(ac) = Mg(NO3)2(ac) + BaCl2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Na3PO4*12H2O + SrCl2 = NaCl + H2O + Sr3(PO4)2 =>
2 Na3PO4*12H2O + 3 SrCl2 = 6 NaCl + 24 H2O + Sr3(PO4)2
SrCl2(aq) + Na2SO4(aq) = SrSO4(s) + NaCl(s) =>
SrCl2(aq) + Na2SO4(aq) = SrSO4(s) + 2 NaCl(s)
HgO(s) = Hg + O(s) =>
HgO(s) = Hg + O(s)
O2 + MgBa(CO3)2 = MgO + BaO2 + CO2 =>
O2 + 2 MgBa(CO3)2 = 2 MgO + 2 BaO2 + 4 CO2
Na2SO3 + SO2 + H2O = NaHSO3 =>
Na2SO3 + SO2 + H2O = 2 NaHSO3
KMnO4 + H2SO4 + KNO2 = MnSO4 + H2O + KNO3 + K2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 KNO2 = 2 MnSO4 + 3 H2O + 5 KNO3 + K2SO4
CH3CH2CH2CH2OH + CH3COOH = CH3COOHCH2CH2CH2CH3 + H2O =>
9 CH3CH2CH2CH2OH + 6 CH3COOH = 8 CH3COOHCH2CH2CH2CH3 + 5 H2O
CH3CH32OH + O2 = H2O + CH3COOH =>
2 CH3CH32OH + 17 O2 = 32 H2O + 2 CH3COOH
HCH2ClCO2 + OH = CH2ClCO2 + H2O =>
HCH2ClCO2 + OH = CH2ClCO2 + H2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
K2CO3 + H2SO4 = K2SO4 + CO2 + H2O =>
K2CO3 + H2SO4 = K2SO4 + CO2 + H2O
CH3CH2OH + HNO3 = CH3COOH + NO2 + H2O =>
CH3CH2OH + 4 HNO3 = CH3COOH + 4 NO2 + 3 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
CuCI2 + KI = CuI2 + KCI =>
CuCI2 + KI = CuI2 + KCI
KHNO3(s)HNO3(aq) = KNO3(aq)NO2(aq)H2O(l) =>
KHNO3(s)HNO3(aq) = KNO3(aq)NO2(aq)H2O(l)
PbOHNO3 + NaOH = Pb(OH)2 + NaNO3 =>
PbOHNO3 + NaOH = Pb(OH)2 + NaNO3
Fe + V2O3 = Fe2O3 + V0 =>
2 Fe + V2O3 = Fe2O3 + 2 V0
C(s) + Cl(g) = CCl4 =>
C(s) + 4 Cl(g) = CCl4
Ca(CO3) + Fe(PO4) = Ca3(PO4)2 + Fe2(CO3)3 =>
3 Ca(CO3) + 2 Fe(PO4) = Ca3(PO4)2 + Fe2(CO3)3
COOH2 + H2O = H3O + O2COH =>
COOH2 + 4 H2O = 3 H3O + O2COH
C9H8O4 + H2O2 = CO2 + H2O =>
C9H8O4 + 18 H2O2 = 9 CO2 + 22 H2O
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