| 前日に均衡した方程式 |
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
Na2(SO4) + Ca(NO3)2 = NaNO3 + CaSO4 =>
Na2(SO4) + Ca(NO3)2 = 2 NaNO3 + CaSO4
Pb(NO3)2 + NaSiO3 = Pb + NaNO3 + SiO3 =>
Pb(NO3)2 + 2 NaSiO3 = Pb + 2 NaNO3 + 2 SiO3
CH3CH(NH2)COOC2H5 + NaOH = CH3CH(NH2)COONa + C2H5OH =>
CH3CH(NH2)COOC2H5 + NaOH = CH3CH(NH2)COONa + C2H5OH
Zn2O2 + H2O = Zn(OH)2 =>
Zn2O2 + 2 H2O = 2 Zn(OH)2
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
Al2(SO4)3(aq) + CaCl2(aq) = AlCl3 + CaSO4 =>
Al2(SO4)3(aq) + 3 CaCl2(aq) = 2 AlCl3 + 3 CaSO4
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + HOH =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 HOH
CuCl + KOH = Cu2O + KCl + H2O =>
2 CuCl + 2 KOH = Cu2O + 2 KCl + H2O
H2SO4(aq) + NaOH(g) = Na2SO4 + H2O(l) =>
H2SO4(aq) + 2 NaOH(g) = Na2SO4 + 2 H2O(l)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
B + O3 = B2O3 =>
2 B + O3 = B2O3
Si + HF = SiF4 + H2 =>
Si + 4 HF = SiF4 + 2 H2
K2SO4 + H2SO4 = KHSO4 =>
K2SO4 + H2SO4 = 2 KHSO4
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 = =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C3H6Cl2 + KOH = C3H6(OH)2 + KCl =>
C3H6Cl2 + 2 KOH = C3H6(OH)2 + 2 KCl
Br + OH{-} = BrO3{-} + Br{-} + H2O =>
6 Br + 6 OH{-} = BrO3{-} + 5 Br{-} + 3 H2O
Li + As = LiAs =>
Li + As = LiAs
MgO + Si = Mg + SiO2 =>
2 MgO + Si = 2 Mg + SiO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu(OH)2 + Na2SO4 = CuSO4 + Na2(OH)2 =>
Cu(OH)2 + Na2SO4 = CuSO4 + Na2(OH)2
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
HgO + NH4OH = (Hg(NH3)4)(OH)2 + H2O =>
HgO + 4 NH4OH = (Hg(NH3)4)(OH)2 + 3 H2O
LiOH + HI = Li(I) + H2O =>
LiOH + HI = Li(I) + H2O
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
K3O4P + AgNO3 = Ag3O4P + KNO3 =>
K3O4P + 3 AgNO3 = Ag3O4P + 3 KNO3
(NH4)3PO4 + Ca(OH)2 = Ca3(PO4)2 + NH3 + H2O =>
2(NH4)3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 NH3 + 6 H2O
Si + O2 = SiO2 =>
Si + O2 = SiO2
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
KOH + H2S = KHS + H2O =>
KOH + H2S = KHS + H2O
K2Cr2O7 + HI + HCl = KCl + CrCl3 + I + H2O =>
K2Cr2O7 + 6 HI + 8 HCl = 2 KCl + 2 CrCl3 + 6 I + 7 H2O
K2Cr2O7 + NaBr + H2SO4 = Br2 + K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
K2Cr2O7 + 6 NaBr + 7 H2SO4 = 3 Br2 + K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 7 H2O
CH3CH2NH2 + HNO3 = N2 + H2O + CH3CH2OH =>
5 CH3CH2NH2 + 3 HNO3 = 4 N2 + 4 H2O + 5 CH3CH2OH
CH3CH2NH2 + NaNO2 = CH3CH2OH + N2 + NaOH =>
CH3CH2NH2 + NaNO2 = CH3CH2OH + N2 + NaOH
C6H4(CH3)2 + CH3OH = C6H3(CH3)3 + H2O =>
C6H4(CH3)2 + CH3OH = C6H3(CH3)3 + H2O
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
Na2C2O4 + O2 = Na2O + CO2 =>
2 Na2C2O4 + O2 = 2 Na2O + 4 CO2
FeClO4 + K2CO3 = Fe2CO3 + KClO4 =>
2 FeClO4 + K2CO3 = Fe2CO3 + 2 KClO4
CH3Cl + CH3COONa = CH3COCH3 + NaOCl =>
CH3Cl + CH3COONa = CH3COCH3 + NaOCl
Al(s) + Pb{2+} = Al{3+} + Pb =>
2 Al(s) + 3 Pb{2+} = 2 Al{3+} + 3 Pb
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
H(OH) = H2O =>
H(OH) = H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Na2CO3(s) + HC2H3O2(aq) = NaC2H3O2(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HC2H3O2(aq) = 2 NaC2H3O2(aq) + CO2(g) + H2O(l)
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
MnBr2 + O2 = Br2 + MnO =>
2 MnBr2 + O2 = 2 Br2 + 2 MnO
AlCl3 + NaOH = Na[Al(OH)4] + NaCl0 =>
AlCl3 + 4 NaOH = Na[Al(OH)4] + 3 NaCl0
OH{-} + H2O2 + Cr(OH)4{-} = CrO4{-2} + H2O =>
2 OH{-} + 3 H2O2 + 2 Cr(OH)4{-} = 2 CrO4{-2} + 8 H2O
H2O = H2 + O =>
H2O = H2 + O
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