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N2 + 2 H2 = 2 NH2
H3PO4 + CaO = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 CaO = Ca3(PO4)2 + 3 H2O
C3H8O3 + HNO3 = C3H5(NO3)3 + H2O =>
C3H8O3 + 3 HNO3 = C3H5(NO3)3 + 3 H2O
NaAlO2 = Na2O + Al2O3 =>
2 NaAlO2 = Na2O + Al2O3
Al2O3 + NaOH = NaAlO2 + H2O =>
Al2O3 + 2 NaOH = 2 NaAlO2 + H2O
H2SO4 + NaCl = HCl + Na2SO4 =>
H2SO4 + 2 NaCl = 2 HCl + Na2SO4
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
Na + KNO3 = Na2O + K2O + N2 =>
10 Na + 2 KNO3 = 5 Na2O + K2O + N2
C8H18 + O2 = H2O + CO2 =>
2 C8H18 + 25 O2 = 18 H2O + 16 CO2
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Ni(CO)4 = Ni + CO =>
Ni(CO)4 = Ni + 4 CO
K + O2 = K2O =>
4 K + O2 = 2 K2O
CaC2 + H2O = C2H2 + CaO =>
CaC2 + H2O = C2H2 + CaO
Y2O3 + CF3COOH = CF3COOY2 + H2O + O2 =>
4 Y2O3 + 4 CF3COOH = 4 CF3COOY2 + 2 H2O + 5 O2
As2O3 + Al + HCl = AsH3 + AlCl3 + H2O =>
As2O3 + 4 Al + 12 HCl = 2 AsH3 + 4 AlCl3 + 3 H2O
CaC2 + H2O = C2H2 + CaO =>
CaC2 + H2O = C2H2 + CaO
HCLO3 + NAOH = NACLO3 + HOH =>
HCLO3 + NAOH = NACLO3 + HOH
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Na2SiO3 = Na2O + SiO2 =>
Na2SiO3 = Na2O + SiO2
Pb(No3)2 + NH4OH = PbOH + NH4(No3)2 =>
Pb(No3)2 + NH4OH = PbOH + NH4(No3)2
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
CuBr2 + Nb = NbBr3 + Cu =>
3 CuBr2 + 2 Nb = 2 NbBr3 + 3 Cu
KI + Pb(C2H3O2)2 = PbI2 + CH3COOK =>
2 KI + Pb(C2H3O2)2 = PbI2 + 2 CH3COOK
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
NO + CO = N2 + CO2 =>
2 NO + 2 CO = N2 + 2 CO2
HI + CA(OH)2 = H2O + CAI2 =>
2 HI + CA(OH)2 = 2 H2O + CAI2
C + H2 = CH2 =>
C + H2 = CH2
HCl + NaHCO3 = H2O + NaCl + CO2 =>
HCl + NaHCO3 = H2O + NaCl + CO2
C6H10O3 + NaOH = C2H3NaO2 + C2H6O =>
C6H10O3 + 2 NaOH = 2 C2H3NaO2 + C2H6O
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
AlCl3 + LiH = AlH3 + LiCl =>
AlCl3 + 3 LiH = AlH3 + 3 LiCl
CuS2 + HNO3 = Cu(NO3)2 + N2O + S + H2O =>
4 CuS2 + 10 HNO3 = 4 Cu(NO3)2 + N2O + 8 S + 5 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Ca(ClO)2 + HCl = CaCl2 + Cl2 + H2O =>
Ca(ClO)2 + 4 HCl = CaCl2 + 2 Cl2 + 2 H2O
FeCl3 + KBr = FeCl2 + KCl + Br2 =>
2 FeCl3 + 2 KBr = 2 FeCl2 + 2 KCl + Br2
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
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