| 前日に均衡した方程式 |
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 NaCl
Cu2O(s) + O2(g) = CuO(s) =>
2 Cu2O(s) + O2(g) = 4 CuO(s)
Ag2SO4 + Cu = Ag + Cu(SO4)2 =>
2 Ag2SO4 + Cu = 4 Ag + Cu(SO4)2
BaCl2 + NaI = BaI2 + ClNa =>
BaCl2 + 2 NaI = BaI2 + 2 ClNa
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + NaNO3 =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + 2 NaNO3
Fe3O4 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe3O4 + 10 H2SO4 = 3 Fe2(SO4)3 + SO2 + 10 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
FeO4{2-} + H{+} + H2O = [Fe(H2O)6]{+3} + O2 =>
4 FeO4{2-} + 20 H{+} + 14 H2O = 4[Fe(H2O)6]{+3} + 3 O2
Mg(NO3)2 + H3PO4 = Mg3(PO4)2 + HNO3 =>
3 Mg(NO3)2 + 2 H3PO4 = Mg3(PO4)2 + 6 HNO3
BaCl2(aq) + H2SO4(aq) = BaSO4 + HCl =>
BaCl2(aq) + H2SO4(aq) = BaSO4 + 2 HCl
K2SO4(ag) + Ba(NO3)2(aq) = BaSO4(s) + KNO3(aq) =>
K2SO4(ag) + Ba(NO3)2(aq) = BaSO4(s) + 2 KNO3(aq)
MnSO4 + KClO + KOH = MnO2 + KCl + K2SO4 + H2O =>
MnSO4 + KClO + 2 KOH = MnO2 + KCl + K2SO4 + H2O
H2MnF6 + NaOH = Mn(OH)4 + NaF + H2O =>
H2MnF6 + 6 NaOH = Mn(OH)4 + 6 NaF + 2 H2O
KHCO3 = KOH + CO + O2 =>
2 KHCO3 = 2 KOH + 2 CO + O2
Copper + sulfuricacid = coppersulfate + water + sulfurdioxide =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
H2S + Pb(CH3COO)2 = PbS + HCH3COO =>
H2S + Pb(CH3COO)2 = PbS + 2 HCH3COO
KMnO4 + H2SO4 + KI = Mn2SO4 + I2 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 12 KI = Mn2SO4 + 6 I2 + 7 K2SO4 + 8 H2O
BF3 = B + F =>
BF3 = B + 3 F
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
H2SO4(aq) + KOH(aq) = K2SO4 + H2O =>
H2SO4(aq) + 2 KOH(aq) = K2SO4 + 2 H2O
AlCl3(aq) + NaOH(aq) = Al(OH)3 + NaCl =>
AlCl3(aq) + 3 NaOH(aq) = Al(OH)3 + 3 NaCl
KMnO4 + Na2S = MnS + S + Na2O + K2O =>
2 KMnO4 + 7 Na2S = 2 MnS + 5 S + 7 Na2O + K2O
CaS + Pb(NO3)2 = Ca(NO3)2 + PbS =>
CaS + Pb(NO3)2 = Ca(NO3)2 + PbS
MgOHCl + H3PO4 = Mg3(PO4)2 + MgCl2 + H2O =>
6 MgOHCl + 2 H3PO4 = Mg3(PO4)2 + 3 MgCl2 + 6 H2O
CH3COOH + NH3 = CH3CONH2 + H2O =>
CH3COOH + NH3 = CH3CONH2 + H2O
C3H6(q) + O2(q) = CO2 + H2O =>
2 C3H6(q) + 9 O2(q) = 6 CO2 + 6 H2O
BaI2 + Fe2(SO4)3 = BaSO4 + FeI3 =>
3 BaI2 + Fe2(SO4)3 = 3 BaSO4 + 2 FeI3
Ca = Ca{+2} + {-}2{-} =>
Ca = Ca{+2} + 2{-}2{-}
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
Na{+} + Cl{-} + H2O = Cl2 + H2 + NaOH =>
2 Na{+} + 2 Cl{-} + 2 H2O = Cl2 + H2 + 2 NaOH
FePO4 + Na2SO4 = Fe2(SO4)3 + Na3PO4 =>
2 FePO4 + 3 Na2SO4 = Fe2(SO4)3 + 2 Na3PO4
H{+} + ZnS + NO3{-} = Zn2{+} + S + NO + H2O =>
4 H{+} + 6 ZnS + NO3{-} = 3 Zn2{+} + 6 S + NO + 2 H2O
Zn(s) + H2SO4(l) = H2(g) + ZnSO4(g) =>
Zn(s) + H2SO4(l) = H2(g) + ZnSO4(g)
NaBrO + H2O = HBrO + NaOH =>
NaBrO + H2O = HBrO + NaOH
Mg + Pb(ClO3)4 = Mg(ClO3)2 + Pb =>
2 Mg + Pb(ClO3)4 = 2 Mg(ClO3)2 + Pb
CuS + HNO3 = Cu(NO3)2 + S + H2O + ON =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 ON
SbCl6{-} + Fe = Sb + Fe{2+} + Cl{-} =>
2 SbCl6{-} + 5 Fe = 2 Sb + 5 Fe{2+} + 12 Cl{-}
KOH + Sr(NO3)2 = K(NO3)2 + SrOH =>
KOH + Sr(NO3)2 = K(NO3)2 + SrOH
Hf(OH)4 = HfO2 + H2O =>
Hf(OH)4 = HfO2 + 2 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
NaSO2 + CaNO3 = NaNO3 + CaSO2 =>
NaSO2 + CaNO3 = NaNO3 + CaSO2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
BaBr2 + Al2(SO4)3 = BaSO4 + AlBr3 =>
3 BaBr2 + Al2(SO4)3 = 3 BaSO4 + 2 AlBr3
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2 =>
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Sb + Cl{-}2 = SbCl{-}3 =>
Sb + Cl{-}2 = SbCl{-}3
Li(l) + H2O(l) = LiOH(l) + H2 =>
2 Li(l) + 2 H2O(l) = 2 LiOH(l) + H2
CuCl + Ba(NO3)2 = CuNO3 + BaCl2 =>
2 CuCl + Ba(NO3)2 = 2 CuNO3 + BaCl2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
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