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2 NH3 + 3 N2O = 4 N2 + 3 H2O
H2 + I2 = HI =>
H2 + I2 = 2 HI
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
HF + NaOH = NaF + H2O =>
HF + NaOH = NaF + H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Fe3Cl + NaHO = Fe3HO + NaCl =>
Fe3Cl + NaHO = Fe3HO + NaCl
Cu{2+} + I{-} = CuI + I2 =>
2 Cu{2+} + 4 I{-} = 2 CuI + I2
Al2O3 + NaOH = NaAlO2 + H2O =>
Al2O3 + 2 NaOH = 2 NaAlO2 + H2O
NaOH + CuS = Cu(OH)2 + Na2S =>
2 NaOH + CuS = Cu(OH)2 + Na2S
NiCO3 + HCl = NiCl2 + H2O + CO2 =>
NiCO3 + 2 HCl = NiCl2 + H2O + CO2
H + I = HI =>
H + I = HI
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H2 + I2 = HI =>
H2 + I2 = 2 HI
Fe + KNO3 = Fe2O3 + N2 + K2O =>
10 Fe + 6 KNO3 = 5 Fe2O3 + 3 N2 + 3 K2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH3COOH + K2CO3 = CH3COOK + CO2 + H2O =>
2 CH3COOH + K2CO3 = 2 CH3COOK + CO2 + H2O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Fe + KNO3 = Fe2O3 + N2 + K2O =>
10 Fe + 6 KNO3 = 5 Fe2O3 + 3 N2 + 3 K2O
Al + HI = AlI3 + H2 =>
2 Al + 6 HI = 2 AlI3 + 3 H2
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Fe2(CO3)3 + HNO3 = Fe(NO3)3 + CO2 + H2O =>
Fe2(CO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 CO2 + 3 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
H2SO4 + MgCO3 = MgSO4 + CO2 + H2O =>
H2SO4 + MgCO3 = MgSO4 + CO2 + H2O
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
Cu + H2SO4 = Cu2SO4 + SO2 + H2O =>
2 Cu + 2 H2SO4 = Cu2SO4 + SO2 + 2 H2O
HCl + Zn(OH)2 = ZnCl2 + H2O =>
2 HCl + Zn(OH)2 = ZnCl2 + 2 H2O
CaSO4 + C = CaO + CO2 + SO2 =>
2 CaSO4 + C = 2 CaO + CO2 + 2 SO2
HNO3 + Mg(OH)2 = Mg(NO3)2 + H2O =>
2 HNO3 + Mg(OH)2 = Mg(NO3)2 + 2 H2O
Al(CH3COO)3 + KOH = Al(OH)3 + K(CH3COO) =>
Al(CH3COO)3 + 3 KOH = Al(OH)3 + 3 K(CH3COO)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2SO4 + NaCO3 = NaSO4 + H2O + CO2 =>
H2SO4 + NaCO3 = NaSO4 + H2O + CO2
Fe(NO3)3 + KI = KNO3 + Fe(NO3)2 + I2 =>
2 Fe(NO3)3 + 2 KI = 2 KNO3 + 2 Fe(NO3)2 + I2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2SO4 + H2S = S + H2O =>
H2SO4 + 3 H2S = 4 S + 4 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Mg(HCO3)2 + HCl = MgCl2 + H2O + CO2 =>
Mg(HCO3)2 + 2 HCl = MgCl2 + 2 H2O + 2 CO2
P4 + NaOH + H2O = PH3 + NaH2PO2 =>
P4 + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
YbCl2 + KClO + H2SO4 = Yb2(SO4)3 + KCl + HCl + H2O =>
2 YbCl2 + KClO + 3 H2SO4 = Yb2(SO4)3 + KCl + 4 HCl + H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Na3PO4 + MgCl2 = Mg3(PO4)2 + NaCl =>
2 Na3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 NaCl
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
CO2 + Ba(OH)2 = BaCO3 + H2O =>
CO2 + Ba(OH)2 = BaCO3 + H2O
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