| 前日に均衡した方程式 |
3 MgO + 2 NH3 = Mg3N2 + 3 H2O
Au + KNO3 = AuNO3 + K =>
Au + KNO3 = AuNO3 + K
Zn + PbSO4 = Zn2SO4 + Pb =>
2 Zn + PbSO4 = Zn2SO4 + Pb
HI + Cl2 = HCl2 + I =>
HI + Cl2 = HCl2 + I
Ca(H2BO3)2 + Ca(OH)2 = Ca3(BO3)2 + H2O =>
Ca(H2BO3)2 + 2 Ca(OH)2 = Ca3(BO3)2 + 4 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
CaBr2 + K3(PO4) = KBr + Ca3(PO4)2 =>
3 CaBr2 + 2 K3(PO4) = 6 KBr + Ca3(PO4)2
(COOH)2 + MnO4{-} + H{+} = CO2 + Mn{2+} + H2O =>
5(COOH)2 + 2 MnO4{-} + 6 H{+} = 10 CO2 + 2 Mn{2+} + 8 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
FeCl + NaOH{-} = FeOH{-}2 + NaCl =>
FeCl + NaOH{-} = FeOH{-}2 + NaCl
CH2CCH3CH2CCH3CH2 + H2 = CH3CHCH3CH2CHCH3CH3 =>
CH2CCH3CH2CCH3CH2 + 2 H2 = CH3CHCH3CH2CHCH3CH3
NaCl{-} + Br2 = NaBr{-} + Cl2 =>
2 NaCl{-} + Br2 = 2 NaBr{-} + Cl2
Hg + I2 = HgI2 =>
Hg + I2 = HgI2
Pb(NO3)2 + KCl = PbCl2 + K(NO3) =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 K(NO3)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CaCrO4 + NH4I = (NH4)2CrO4 + CaI2 =>
CaCrO4 + 2 NH4I = (NH4)2CrO4 + CaI2
Mn + NiO = MnO + Ni =>
Mn + NiO = MnO + Ni
CH3CH2CH2Cl + KOH = CH3CH2CH2OH + KCl =>
CH3CH2CH2Cl + KOH = CH3CH2CH2OH + KCl
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
Sr(OH)2 + H3PO4 = Sr3(PO4)2 + H2O =>
3 Sr(OH)2 + 2 H3PO4 = Sr3(PO4)2 + 6 H2O
AgNO3(aq) + K2S(aq) = Ag2S(s) + KNO3(aq) =>
2 AgNO3(aq) + K2S(aq) = Ag2S(s) + 2 KNO3(aq)
CrO4 + H3O = Cr2O3 + H2O =>
2 CrO4 + 10 H3O = Cr2O3 + 15 H2O
Ca(OH)2 + CH3CH2COOK = (CH3CH2COO)2Ca + KOH =>
Ca(OH)2 + 2 CH3CH2COOK = (CH3CH2COO)2Ca + 2 KOH
K2S + Zn(OH)2 = ZnS + KOH =>
K2S + Zn(OH)2 = ZnS + 2 KOH
K2SO4 + S = K + SO2 =>
K2SO4 + S = 2 K + 2 SO2
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
AgNO3 + NaCO3 = AgNa + CO3NO3 =>
AgNO3 + NaCO3 = AgNa + CO3NO3
C4H6O5 + NaOH = C4H4Na2O5 + H2O =>
C4H6O5 + 2 NaOH = C4H4Na2O5 + 2 H2O
KCl = K + Cl =>
KCl = K + Cl
CaSO4 + AlNO3 = Al2SO4 + Ca(NO3)2 =>
CaSO4 + 2 AlNO3 = Al2SO4 + Ca(NO3)2
Ba3(PO4)2 + AgNO3 = Ag3PO4 + Ba(NO3)2 =>
Ba3(PO4)2 + 6 AgNO3 = 2 Ag3PO4 + 3 Ba(NO3)2
Ba + HS = BaS + H =>
Ba + HS = BaS + H
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
Na2S + ZnSO4 = Na2SO4 + ZnS =>
Na2S + ZnSO4 = Na2SO4 + ZnS
CsOH + H3PO4 = Cs3PO4 + H2O =>
3 CsOH + H3PO4 = Cs3PO4 + 3 H2O
Fe + HI = FeI3 + H2 =>
2 Fe + 6 HI = 2 FeI3 + 3 H2
Ca(OH)2 + Mg(HCO3)2 = Mg(OH)2 + Ca(HCO3)2 =>
Ca(OH)2 + Mg(HCO3)2 = Mg(OH)2 + Ca(HCO3)2
Cd + HBr = CdBr2 + H2 =>
Cd + 2 HBr = CdBr2 + H2
Na3PO4 + AgNO3 = Ag3PO4 + NaNO3 =>
Na3PO4 + 3 AgNO3 = Ag3PO4 + 3 NaNO3
CuCl2 + Zn(NO3)3 = Cu(NO3)3 + ZnCl2 =>
CuCl2 + Zn(NO3)3 = Cu(NO3)3 + ZnCl2
NaNO3 + H2SO4 = HNO3 + Na2SO4 =>
2 NaNO3 + H2SO4 = 2 HNO3 + Na2SO4
Na2SO3 + MnO2 + H2SO4 = MnSO4 + NaSO4 + H2O =>
Na2SO3 + 2 MnO2 + 3 H2SO4 = 2 MnSO4 + 2 NaSO4 + 3 H2O
KCl + O2 = K + Cl2O =>
4 KCl + O2 = 4 K + 2 Cl2O
Al2 + SO4 = AlSO4 =>
Al2 + 2 SO4 = 2 AlSO4
Al(s) + S(s) + KClO4(s) = SAl2O3(s) + KCl(s) =>
8 Al(s) + 4 S(s) + 3 KClO4(s) = 4 SAl2O3(s) + 3 KCl(s)
Cr + K4[Fe(CN)6] = Cr3[Fe(CN)6] + K =>
3 Cr + K4[Fe(CN)6] = Cr3[Fe(CN)6] + 4 K
A6 + B3 = A2B =>
A6 + B3 = 3 A2B
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