Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3OH + H2S = CH3SH + H2O
H3CCOOH + KOH = H4O + CO + HK =>
H3CCOOH + KOH = H4O + 2 CO + HK
(NH4)2CO3 + NH3 = (NH4)2 + CO3NH3 =>
(NH4)2CO3 + NH3 = (NH4)2 + CO3NH3
H18C38 + O2 = CO2 + H2O =>
2 H18C38 + 85 O2 = 76 CO2 + 18 H2O
CoSO4 + SrCl2 = CoCl4 + Sr2SO4 =>
CoSO4 + 2 SrCl2 = CoCl4 + Sr2SO4
ZnS + CuS = ZnCu + S2 =>
ZnS + CuS = ZnCu + S2
Fe(C2H3O2)2 + (NH4)3PO4 = Fe3(PO4)2 + (NH4)(C2H3O2) =>
3 Fe(C2H3O2)2 + 2(NH4)3PO4 = Fe3(PO4)2 + 6(NH4)(C2H3O2)
SnCl2 + KNO3 + HCl = SnCl4 + N2O2 + KCl + H2O =>
3 SnCl2 + 2 KNO3 + 8 HCl = 3 SnCl4 + N2O2 + 2 KCl + 4 H2O
Si6H14 + O2 = SiO2 + H2O =>
2 Si6H14 + 19 O2 = 12 SiO2 + 14 H2O
H2C4 + F = F2H + C2 =>
H2C4 + 4 F = 2 F2H + 2 C2
CsO2 + H2O = CsOH + O2 =>
4 CsO2 + 2 H2O = 4 CsOH + 3 O2
K2SO3 + Ba(NO3)2 = K2(NO3)2 + BaSO3 =>
K2SO3 + Ba(NO3)2 = K2(NO3)2 + BaSO3
CuOHNO3KOH = KNO3Cu(OH)2 =>
CuOHNO3KOH = KNO3Cu(OH)2
Mn{2+} + Hg = Mn + Hg{2+} =>
Mn{2+} + Hg = Mn + Hg{2+}
H2S + H2O2 = H2SO4 + H2O =>
H2S + 4 H2O2 = H2SO4 + 4 H2O
Na[Cr(OH)4] + HNO3 = NaNO3 + Cr(OH)3 + H2O =>
Na[Cr(OH)4] + HNO3 = NaNO3 + Cr(OH)3 + H2O
H2Sr + H2O = Sr(OH)2 + H =>
H2Sr + 2 H2O = Sr(OH)2 + 4 H
Fe + HCl = Fe3{+} + Cl{-} + H2 =>
6 Fe + 2 HCl = 2 Fe3{+} + 2 Cl{-} + H2
K2Cr2O7 + H3PO3 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + H3PO4 =>
K2Cr2O7 + 3 H3PO3 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 H3PO4
MgO + PO5 = Mg3(PO4)2 + O2 =>
6 MgO + 4 PO5 = 2 Mg3(PO4)2 + 5 O2
CH3COOH + Ca = (CH3COOH)2Ca =>
2 CH3COOH + Ca = (CH3COOH)2Ca
CaCN + H2O = CaCO2 + NH4 =>
CaCN + 2 H2O = CaCO2 + NH4
CaO(s)H2O(l) = Ca(OH)2(aq) =>
CaO(s)H2O(l) = Ca(OH)2(aq)
H2S + H2O + Br = H2SO4 + HBr =>
H2S + 4 H2O + 8 Br = H2SO4 + 8 HBr
MgO + KH2PO4 = MgKPO4 + H2O =>
MgO + KH2PO4 = MgKPO4 + H2O
MgCl2 + Fe2(SO4)3 = Mg(SO4)3 + FeCl =>
MgCl2 + Fe2(SO4)3 = Mg(SO4)3 + 2 FeCl
KH2PO4 + H2O = KH2PO4(H2O)2 =>
KH2PO4 + 2 H2O = KH2PO4(H2O)2
K2BeO2 + HNO3 = KNO3 + N2O + BeO2 + H2O =>
4 K2BeO2 + 10 HNO3 = 8 KNO3 + N2O + 4 BeO2 + 5 H2O
PbSO4 + HBr = PbBr2 + H2S + O2 =>
PbSO4 + 2 HBr = PbBr2 + H2S + 2 O2
AlCl3 + (NH)4OH = Al(OH)3 + (NH)4Cl =>
AlCl3 + 3(NH)4OH = Al(OH)3 + 3(NH)4Cl
AgCO3 + KCl = KCO3 + AgCl =>
AgCO3 + KCl = KCO3 + AgCl
KJ + KClO3 + H2SO4 = K2SO4 + Cl2 + H2O + J2 =>
10 KJ + 2 KClO3 + 6 H2SO4 = 6 K2SO4 + Cl2 + 6 H2O + 5 J2
Na2PO4 + Cl = NaCl + PO4 =>
Na2PO4 + 2 Cl = 2 NaCl + PO4
Na2O + H2 = Na2 + H2O =>
Na2O + H2 = Na2 + H2O
MnO + HI = MnI2 + H2O =>
MnO + 2 HI = MnI2 + H2O
P2O2 = P3O3 =>
3 P2O2 = 2 P3O3
PbNO3 + NH3SO3 = NH3NO3 + PbSO3 =>
PbNO3 + NH3SO3 = NH3NO3 + PbSO3
Mg + HC2H3O2 = MgHCHO =>
2 Mg + HC2H3O2 = 2 MgHCHO
C18H36O2 + C2H6O = C18H38O + C2H4O2 =>
C18H36O2 + C2H6O = C18H38O + C2H4O2
NH4O + CaOH = CaO + NH4OH =>
NH4O + CaOH = CaO + NH4OH
CO2 + AgNO3 = Ag2CO3 + NO2 + O2 =>
2 CO2 + 4 AgNO3 = 2 Ag2CO3 + 4 NO2 + O2
H2SO4 + Pb(CH3COO)2 = PbSO4 + CH3COOH =>
H2SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COOH
HCl + KMnO4 = MnCl + Cl + KCl + H2O =>
8 HCl + KMnO4 = MnCl + 6 Cl + KCl + 4 H2O
OHH = H2O =>
OHH = H2O
Rh(OH)3 + B2O3 = Rh(BO2)3 + H2O =>
2 Rh(OH)3 + 3 B2O3 = 2 Rh(BO2)3 + 3 H2O
Ba3(PO4)2(s) + NaOH(aq) = Ba(OH)2(aq) + Na3PO4(aq) =>
Ba3(PO4)2(s) + 6 NaOH(aq) = 3 Ba(OH)2(aq) + 2 Na3PO4(aq)
ZnCN + NaOH = NaCN + ZnHO =>
ZnCN + NaOH = NaCN + ZnHO
Ca2(CO3)2 + HCl = H2O + CO2 + CaCl2 =>
Ca2(CO3)2 + 4 HCl = 2 H2O + 2 CO2 + 2 CaCl2
Na[Cr(OH)4] + HNO3 = NaNO3 + Cr(OH)3 + H2O =>
Na[Cr(OH)4] + HNO3 = NaNO3 + Cr(OH)3 + H2O
H2C2O2 + H3O{+} + MnO4{-} = CO2 + Mn2{+} + H2O =>
13 H2C2O2 + 18 H3O{+} + 12 MnO4{-} = 26 CO2 + 6 Mn2{+} + 40 H2O
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