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2 Si2H2 + 5 O2 = 4 SiO2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
C3H8 + O2 = CO3 + H2O =>
2 C3H8 + 13 O2 = 6 CO3 + 8 H2O
K2HgI4 + CuSO4*5H2O = Cu2HgI4 + KSO4 + H2O =>
K2HgI4 + 2 CuSO4*5H2O = Cu2HgI4 + 2 KSO4 + 10 H2O
Ca(NO2)2 + H2SO4 = CaSO4 + HNO2 =>
Ca(NO2)2 + H2SO4 = CaSO4 + 2 HNO2
Fe + O2 = Fe2O2 =>
2 Fe + O2 = Fe2O2
K2HgI4 + CuSO4*5H2O = Cu2HgI4 + KSO4 + H2O =>
K2HgI4 + 2 CuSO4*5H2O = Cu2HgI4 + 2 KSO4 + 10 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NiSO4 + H2O + NH2CH2CH2NH2 = [Ni(NH2CH2CH2NH2)(H2O)]SO4 =>
NiSO4 + H2O + NH2CH2CH2NH2 = [Ni(NH2CH2CH2NH2)(H2O)]SO4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
H2S + NO3{-} = SO4{2-} + NO + H =>
H2S + 2 NO3{-} = SO4{2-} + 2 NO + 2 H
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
Cu(CH3COO)2H2O + H2NCH2COOH = Cu(H2NCH2CO2)2 + CH3COOH + H2O =>
Cu(CH3COO)2H2O + 2 H2NCH2COOH = Cu(H2NCH2CO2)2 + 2 CH3COOH + H2O
Hg2(NO3)2 + KBr = Hg2Br2 + KNO3 =>
Hg2(NO3)2 + 2 KBr = Hg2Br2 + 2 KNO3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
AgNO3 + K2HgI4 = Ag2HgI4 + KNO3 =>
2 AgNO3 + K2HgI4 = Ag2HgI4 + 2 KNO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C6H12O6 + O6 = CO2 + H2O =>
C6H12O6 + 2 O6 = 6 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2C2O4(aq) + NaOH(aq) = Na2C2O4() + H2O =>
H2C2O4(aq) + 2 NaOH(aq) = Na2C2O4() + 2 H2O
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
NaO + H2SO4 = NaSO4 + H2O =>
NaO + H2SO4 = NaSO4 + H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
CH3COOH + Ba(OH)2 = Ba(C2H3O2)2 + H2O =>
2 CH3COOH + Ba(OH)2 = Ba(C2H3O2)2 + 2 H2O
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
Al2(SO4)3 + Mg3(PO4)2 = AlPO4 + MgSO4 =>
Al2(SO4)3 + Mg3(PO4)2 = 2 AlPO4 + 3 MgSO4
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
Fe2(CO3)3 = Fe2O3 + CO2 =>
Fe2(CO3)3 = Fe2O3 + 3 CO2
AgI = Ag + I2 =>
2 AgI = 2 Ag + I2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Mg(OH)2 = Mg{2+} + OH{-} =>
Mg(OH)2 = Mg{2+} + 2 OH{-}
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Pb{2+} + ClO{-} = PbO{2+} + Cl{-} =>
Pb{2+} + ClO{-} = PbO{2+} + Cl{-}
C30H62 + O2 = CO2 + H2O =>
2 C30H62 + 91 O2 = 60 CO2 + 62 H2O
Pb{2+} + ClO{-} = PbO{2+} + Cl{-} =>
Pb{2+} + ClO{-} = PbO{2+} + Cl{-}
Pb{2+} + ClO{-} = PbO{2} + Cl{-} =>
Pb{2+} + ClO{-} = PbO{2} + Cl{-}
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
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