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2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CuCl2 + Ag2CO3 = AgCl + CuCO3 =>
CuCl2 + Ag2CO3 = 2 AgCl + CuCO3
Ca(NO3)2 + HBr = CaBr2 + HNO3 =>
Ca(NO3)2 + 2 HBr = CaBr2 + 2 HNO3
Cu2 + Ag2SO4 = CuSO4 + Ag =>
Cu2 + 2 Ag2SO4 = 2 CuSO4 + 4 Ag
C12H26O2 + O2 = CO2 + H2O =>
2 C12H26O2 + 35 O2 = 24 CO2 + 26 H2O
MgAl3 = Al + Mg =>
MgAl3 = 3 Al + Mg
C13H10O + O2 = CO2 + H2O =>
C13H10O + 15 O2 = 13 CO2 + 5 H2O
Cl2 + H3AsO3 + H2O = H3AsO4 + HCl =>
Cl2 + H3AsO3 + H2O = H3AsO4 + 2 HCl
Pb{2+} + Cr2O7{2-} + OH{-} = PbCrO4 + H2O =>
2 Pb{2+} + Cr2O7{2-} + 2 OH{-} = 2 PbCrO4 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
(NH4)6Mo7O24 + Na(Ca) + H2O = Ca2MoO2 + NaOH + NH3 =>
(NH4)6Mo7O24 + 14 Na(Ca) + 4 H2O = 7 Ca2MoO2 + 14 NaOH + 6 NH3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
MnO2 + KOH + O2 = K2MnO4 + H2O =>
2 MnO2 + 4 KOH + O2 = 2 K2MnO4 + 2 H2O
NH4Br + Pb(C2H3O2)2 = NH4(C2H3O2)2 + PbBr =>
NH4Br + Pb(C2H3O2)2 = NH4(C2H3O2)2 + PbBr
Ca(HO)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(HO)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
VO2 + SO2 = VO + SO4 =>
2 VO2 + SO2 = 2 VO + SO4
HClO4 + C = Cl2 + CO2 + H2O =>
4 HClO4 + 7 C = 2 Cl2 + 7 CO2 + 2 H2O
Ca3(PO4)2 + (NH4)2C2O4 = CaC2O4 + (NH4)3PO4 =>
Ca3(PO4)2 + 3(NH4)2C2O4 = 3 CaC2O4 + 2(NH4)3PO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
AgNO3(aq) + Na2S = Ag2S(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2S = Ag2S(s) + 2 NaNO3(aq)
NH3 + Br2 = NH4Br + N2 =>
8 NH3 + 3 Br2 = 6 NH4Br + N2
Cl2(g) + HF(aq) = HCl + F2 =>
Cl2(g) + 2 HF(aq) = 2 HCl + F2
S + Cr(OH)3 = Cr(S)3 + OH =>
3 S + Cr(OH)3 = Cr(S)3 + 3 OH
Na3[Co(CN)6] + FeSO4 = Fe3[Co(CN)6]2 + Na2SO4 =>
2 Na3[Co(CN)6] + 3 FeSO4 = Fe3[Co(CN)6]2 + 3 Na2SO4
AgC2H3O2 + AlCl3 = AgCl + Al(C2H3O2)3 =>
3 AgC2H3O2 + AlCl3 = 3 AgCl + Al(C2H3O2)3
LiOH + H3PO4 = LiPO4 + H4O =>
LiOH + H3PO4 = LiPO4 + H4O
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
NH3OHCl + NaOH + NiSO4 = Ni(NH2OH)6(OH)2 + Na2SO4 + NaCl + H2O =>
6 NH3OHCl + 8 NaOH + NiSO4 = Ni(NH2OH)6(OH)2 + Na2SO4 + 6 NaCl + 6 H2O
Pt + H3PO4 = Pt3(PO4)4 + H2 =>
3 Pt + 4 H3PO4 = Pt3(PO4)4 + 6 H2
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
C6BrH5 + C2ClO = C8BrH4O + HCl =>
C6BrH5 + C2ClO = C8BrH4O + HCl
Cu(s) + HNO3(aq) = NO2(s) + Cu(NO3)2 + H2O(l) =>
Cu(s) + 4 HNO3(aq) = 2 NO2(s) + Cu(NO3)2 + 2 H2O(l)
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
Cu + OH = CuOH =>
Cu + OH = CuOH
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
FeCl3 + KI = FeCl2 + I2 + KCl =>
2 FeCl3 + 2 KI = 2 FeCl2 + I2 + 2 KCl
BaCO3 + H2SO4 = BaSO4 + H2CO3 =>
BaCO3 + H2SO4 = BaSO4 + H2CO3
Cu + HNO3 = NO + Cu(NO3)3 + H2O =>
Cu + 4 HNO3 = NO + Cu(NO3)3 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ba(OH)2 + H(NO3) = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 H(NO3) = Ba(NO3)2 + 2 H2O
CH3CH2O + H2O = CH3CH2OH + OH =>
CH3CH2O + H2O = CH3CH2OH + OH
Hg(NO3)2 + Na(HCO3) = Na(NO3) + Hg(HCO3)2 =>
Hg(NO3)2 + 2 Na(HCO3) = 2 Na(NO3) + Hg(HCO3)2
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
C8H18 + Br2 = C8H16 + HBr =>
C8H18 + Br2 = C8H16 + 2 HBr
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
N2(g) + Cl2(g) = NCl3(l) =>
N2(g) + 3 Cl2(g) = 2 NCl3(l)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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方程式のバランス10/20/24
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