| 前日に均衡した方程式 |
SiO2 + P4 + 2 C = SiP4 + 2 CO
H3AsO4 + Zn + HNO3 = Zn(NO3)2 + AsH3 + H2O =>
H3AsO4 + 4 Zn + 8 HNO3 = 4 Zn(NO3)2 + AsH3 + 4 H2O
HCl3 + H2S = H2S4 + HCl =>
3 HCl3 + 4 H2S = H2S4 + 9 HCl
K2CO3 + Al(NO3)3 = (NO3)K + Al2(CO3)3 =>
3 K2CO3 + 2 Al(NO3)3 = 6(NO3)K + Al2(CO3)3
Ag2SO4 + Li = LiSO4 + Ag =>
Ag2SO4 + Li = LiSO4 + 2 Ag
KHSO4(ag) + KOH(ag) = K2SO4(ag) + H2O(l) =>
KHSO4(ag) + KOH(ag) = K2SO4(ag) + H2O(l)
NH3(CH3)2 + H2O = NH2(CH3)2 + H3O =>
NH3(CH3)2 + H2O = NH2(CH3)2 + H3O
C57H104O6 + CH5NaO2 = C3H8O3 + C19H37O2 + Na =>
26 C57H104O6 + 119 CH5NaO2 = 84 C3H8O3 + 71 C19H37O2 + 119 Na
X(s) + HCl(aq) = XCl3(aq) + H2(g) =>
2 X(s) + 6 HCl(aq) = 2 XCl3(aq) + 3 H2(g)
HCl + NaOH(ac) = NaCl(ac) + H2O(g) =>
HCl + NaOH(ac) = NaCl(ac) + H2O(g)
H3O + PO4 = O2 + H3PO4 =>
2 H3O + 2 PO4 = O2 + 2 H3PO4
HS + NO3 = S + NO2 + OH =>
HS + NO3 = S + NO2 + OH
Cu + Mg(HCO3)2 = Cu(HCO3)2 + Mg =>
Cu + Mg(HCO3)2 = Cu(HCO3)2 + Mg
C6O5H10 + C52O20H36S4 = C58O25H44S4 + H2 =>
C6O5H10 + C52O20H36S4 = C58O25H44S4 + H2
{211}86Rn = {4}2He{+} =>
4{211}86Rn = 211{4}2He{+}
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(HCO3)2 =>
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(HCO3)2
NaOH = Na + O2 + H2 =>
2 NaOH = 2 Na + O2 + H2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Fe3O4(s) = Fe(s) + O2(g) =>
Fe3O4(s) = 3 Fe(s) + 2 O2(g)
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
C4H6O5 + NaOH = Na2C4H4O5 + H2O =>
C4H6O5 + 2 NaOH = Na2C4H4O5 + 2 H2O
CH3CH2COOK + Na = CH3CH2COONa + K =>
CH3CH2COOK + Na = CH3CH2COONa + K
Al(OH)3 + Rb2O = Al2O3 + RbOH =>
2 Al(OH)3 + 3 Rb2O = Al2O3 + 6 RbOH
Cl2O + H2O = HCl + O2 =>
Cl2O + H2O = 2 HCl + O2
K2O2 + HCl = KCl2 + H2O =>
K2O2 + 4 HCl = 2 KCl2 + 2 H2O
Na2O + H2 = Na + H2O =>
Na2O + H2 = 2 Na + H2O
C2H5OH + O2 = CH3COOOH + H2O =>
2 C2H5OH + 3 O2 = 2 CH3COOOH + 2 H2O
Pb(HCO3)2 + KI = KHCO3 + PbI2 =>
Pb(HCO3)2 + 2 KI = 2 KHCO3 + PbI2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Cu + Zn = CuZn =>
Cu + Zn = CuZn
Pb(HCO3)2 + KI = KHCO3 + PbI2 =>
Pb(HCO3)2 + 2 KI = 2 KHCO3 + PbI2
Cu + BaSO4 = CuSO4 + Ba =>
Cu + BaSO4 = CuSO4 + Ba
Na2CO3 + NO + O2 = NaNO3 + CO =>
Na2CO3 + 2 NO + O2 = 2 NaNO3 + CO
Al + H2O + K = K[Al(OH)4] + H2 =>
Al + 4 H2O + K = K[Al(OH)4] + 2 H2
ZnNO3 + CaCl2 = ZnCl + Ca(NO3)2 =>
2 ZnNO3 + CaCl2 = 2 ZnCl + Ca(NO3)2
Pb(HCO3)2 + KI = KHCO3 + PbI2 =>
Pb(HCO3)2 + 2 KI = 2 KHCO3 + PbI2
Cu(OH)2 + HI = CuI + I2 + H2O =>
2 Cu(OH)2 + 4 HI = 2 CuI + I2 + 4 H2O
KCO3 + H2NO3 = KNO3 + H2CO3 =>
KCO3 + H2NO3 = KNO3 + H2CO3
HMnO4 + Ca = CaMnO4 + H2 =>
2 HMnO4 + 2 Ca = 2 CaMnO4 + H2
PH3 + KMnO4 + H2SO4 = KHSO4 + MnO3 + P4 + H2O =>
4 PH3 + 12 KMnO4 + 12 H2SO4 = 12 KHSO4 + 12 MnO3 + P4 + 12 H2O
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
CH3COOH + CH3CH2CH2CH2OH = CH3COOCH2CH2CH3 + H2O =>
4 CH3COOH + 3 CH3CH2CH2CH2OH = 4 CH3COOCH2CH2CH3 + 3 H2O
BaSO4 + CO2 = BaCO3 + SO2 + O2 =>
2 BaSO4 + 2 CO2 = 2 BaCO3 + 2 SO2 + O2
KMnO4 + Cl2 + H2SO4 = MnO2 + HClO3 + K2SO4 + H2O =>
10 KMnO4 + 3 Cl2 + 5 H2SO4 = 10 MnO2 + 6 HClO3 + 5 K2SO4 + 2 H2O
Co(OH)2 + (NH4)2SO4 = CoSO4 + NH4OH =>
Co(OH)2 + (NH4)2SO4 = CoSO4 + 2 NH4OH
Cu2O2 = CuO =>
Cu2O2 = 2 CuO
S + NaF = NaS + F2 =>
2 S + 2 NaF = 2 NaS + F2
Na2C2O4 + HNO3 = HC2O4 + Na2NO3 =>
Na2C2O4 + HNO3 = HC2O4 + Na2NO3
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