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4 Al(s) + 3 O2(g) = 2 Al2O3(s)
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Na2SiO3 + CO2 + H2O = H2SiO3 + Na2CO3 =>
Na2SiO3 + CO2 + H2O = H2SiO3 + Na2CO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
B2O = B2 + O =>
B2O = B2 + O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Na3PO4 + Ca(OH)2 = Ca3(PO4)2 + NaOH =>
2 Na3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 NaOH
P2I4 + P4 + H2O = PH4I + H3PO4 =>
10 P2I4 + 13 P4 + 128 H2O = 40 PH4I + 32 H3PO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
HIO3 + HI = I2 + H2O =>
HIO3 + 5 HI = 3 I2 + 3 H2O
Na2SO4 + Bi(NO3)3 = Bi2(SO4)3 + NaNO3 =>
3 Na2SO4 + 2 Bi(NO3)3 = Bi2(SO4)3 + 6 NaNO3
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Na2SO4 + Bi(NO3)3 = Bi2(SO4)3 + NaNO3 =>
3 Na2SO4 + 2 Bi(NO3)3 = Bi2(SO4)3 + 6 NaNO3
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
K2SO3 = K2SO4 + K2S =>
4 K2SO3 = 3 K2SO4 + K2S
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Ca + P4 + O2 = Ca3(PO4)2 =>
6 Ca + P4 + 8 O2 = 2 Ca3(PO4)2
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
HPO3 + H2O = H2PO3 + OH =>
HPO3 + H2O = H2PO3 + OH
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Cu + NH3 = Cu(NH3)4 =>
Cu + 4 NH3 = Cu(NH3)4
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Cu + Ag2SO4 = CuSO4 + Ag =>
Cu + Ag2SO4 = CuSO4 + 2 Ag
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
HPO3 + H2O = H2PO3 + OH =>
HPO3 + H2O = H2PO3 + OH
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
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