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2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
Na{+} + OH{-} = NaOH =>
Na{+} + OH{-} = NaOH
K2Cr2O7 + H2SO4 + FeSO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 FeSO4 = K2SO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O
Na2CO3 + CH3COOH = CH3COONa + H2O + CO2 =>
Na2CO3 + 2 CH3COOH = 2 CH3COONa + H2O + CO2
KNO3(s) + C(s) = K2CO3(s) + CO(g) + N2 =>
2 KNO3(s) + 4 C(s) = K2CO3(s) + 3 CO(g) + N2
Mg + H2SO4 = MgSO4 + H =>
Mg + H2SO4 = MgSO4 + 2 H
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
BiCl3 + H2O = BiOCl + HCl =>
BiCl3 + H2O = BiOCl + 2 HCl
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Al + H2CrO4 = Al2(CrO4)3 + H2 =>
2 Al + 3 H2CrO4 = Al2(CrO4)3 + 3 H2
KOH + Cl2 = KCl + KClO + H2O =>
2 KOH + Cl2 = KCl + KClO + H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Zn3Sb2 + H2O = Zn(OH)2 + SbH3 =>
Zn3Sb2 + 6 H2O = 3 Zn(OH)2 + 2 SbH3
C12H22O11(aq) + H2O(l) = C2H5OH(aq) + CO2 =>
C12H22O11(aq) + H2O(l) = 4 C2H5OH(aq) + 4 CO2
P2H4 = PH3 + P4H2 =>
5 P2H4 = 6 PH3 + P4H2
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
Al + HgCl2 = AlCl3 + Hg =>
2 Al + 3 HgCl2 = 2 AlCl3 + 3 Hg
Na2CO3 + C + N2 = NaCN + CO =>
Na2CO3 + 4 C + N2 = 2 NaCN + 3 CO
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
CrBr3 + NaOH + Cl2 = Na2CrO4 + NaBrO4 + NaCl + H2O =>
2 CrBr3 + 64 NaOH + 27 Cl2 = 2 Na2CrO4 + 6 NaBrO4 + 54 NaCl + 32 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Zn + O = ZnO =>
Zn + O = ZnO
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Ca{2+} + Cl{-} = Ca + Cl{2} =>
3 Ca{2+} + 2 Cl{-} = 3 Ca + 2 Cl{2}
NaHSO4 + Al + NaOH = Na2S + Al2O3 + H2O =>
3 NaHSO4 + 8 Al + 3 NaOH = 3 Na2S + 4 Al2O3 + 3 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Cl2 + Na = NaCl =>
Cl2 + 2 Na = 2 NaCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
RCOONa + HCl = RCOOH + NaCl =>
RCOONa + HCl = RCOOH + NaCl
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C7H8 + KMnO4 + H2SO4 = C7H6O2 + K2SO4 + MnSO4 + H2O =>
5 C7H8 + 6 KMnO4 + 9 H2SO4 = 5 C7H6O2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
KI + O2H2O = KOH + O2 + I2 =>
4 KI + 2 O2H2O = 4 KOH + O2 + 2 I2
Sn + H2SO4 = H2 + SnSO4 =>
Sn + H2SO4 = H2 + SnSO4
Mg(s) + CO2 = MgO(s) + C(s) =>
2 Mg(s) + CO2 = 2 MgO(s) + C(s)
Sn + H2SO4 = H2 + SnSO4 =>
Sn + H2SO4 = H2 + SnSO4
PbS(s) + O2(g) = PbO(s) + SO2(g) =>
2 PbS(s) + 3 O2(g) = 2 PbO(s) + 2 SO2(g)
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