| Équations équilibrées la veille |
SO2 + 2 KO = K2SO3 + O
Ca(HSO4)2 = CaSO4 + H2O + SO3 =>
Ca(HSO4)2 = CaSO4 + H2O + SO3
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4*12MoO3 + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3PO4*12MoO3 + 2 NaNO3 + 21 NH4NO3 + 12 H2O
HNO2 = HNO3 + NO + H2O* =>
3 HNO2 = HNO3 + 2 NO + H2O*
Ca(NO3)2 + NH4F = CaF2 + N2O + H2O =>
Ca(NO3)2 + 2 NH4F = CaF2 + 2 N2O + 4 H2O
NH4Cl + Cu(OH)2 = NH3 + CuCl2 + H2O =>
2 NH4Cl + Cu(OH)2 = 2 NH3 + CuCl2 + 2 H2O
Ca(NO3)2 + NaC2H3O2 = Ca(C2H3O2)2 + NaNO3 =>
Ca(NO3)2 + 2 NaC2H3O2 = Ca(C2H3O2)2 + 2 NaNO3
Ca(s) + H2O = Ca(OH)2(s) + H2(g) =>
Ca(s) + 2 H2O = Ca(OH)2(s) + H2(g)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ca(s) + H2O = Ca(OH)2 + H2(g) =>
Ca(s) + 2 H2O = Ca(OH)2 + H2(g)
Ca(s) + NH3(g) = CaH2(s) + Ca3N2(g) =>
6 Ca(s) + 2 NH3(g) = 3 CaH2(s) + Ca3N2(g)
Ca(s) + NH3(g) = CaH2(s) + Ca3N2(s) =>
6 Ca(s) + 2 NH3(g) = 3 CaH2(s) + Ca3N2(s)
Ca + AgI = CaI2 + Ag =>
Ca + 2 AgI = CaI2 + 2 Ag
Ca + Al(ClO3)3 = Ca(ClO3) + Al =>
3 Ca + Al(ClO3)3 = 3 Ca(ClO3) + Al
Ca + Al(ClO3)3 = Ca(ClO3)2 + Al =>
3 Ca + 2 Al(ClO3)3 = 3 Ca(ClO3)2 + 2 Al
Ca + H2S = CaS + H =>
Ca + H2S = CaS + 2 H
K2CrO4 + HPO2 + H2SO4 = K2SO4 + Cr2(SO4)3 + HPO3 + H2O =>
2 K2CrO4 + 3 HPO2 + 5 H2SO4 = 2 K2SO4 + Cr2(SO4)3 + 3 HPO3 + 5 H2O
Sn4 + Cl2 = SnCl2 =>
Sn4 + 4 Cl2 = 4 SnCl2
Ca2(CO3)2 + HCl = CaCl2 + H2CO3 =>
Ca2(CO3)2 + 4 HCl = 2 CaCl2 + 2 H2CO3
Ca2O2 = Ca + O2 =>
Ca2O2 = 2 Ca + O2
Li2CrO4 + Sn(NO3)2 = LiNO3 + SnCrO4 =>
Li2CrO4 + Sn(NO3)2 = 2 LiNO3 + SnCrO4
CaCl2 + KOH0 = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH0 = Ca(OH)2 + 2 KCl
B2O3 + K2O = K3BO3 =>
B2O3 + 3 K2O = 2 K3BO3
Sn + HCl + H2O = SnCl2*2H2O + H2 =>
Sn + 2 HCl + 2 H2O = SnCl2*2H2O + H2
C12 + O2 = C12O =>
2 C12 + O2 = 2 C12O
Ca2O2 = CaO =>
Ca2O2 = 2 CaO
Ca3(PO4)2 + C = Ca3P2 + CO =>
Ca3(PO4)2 + 8 C = Ca3P2 + 8 CO
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
Al(OH)3 = H2O + Al + O3 =>
2 Al(OH)3 = 3 H2O + 2 Al + O3
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
PO4{3-} + CH3COONa + AgNO3 = Ag3PO4 + NaNO3 + CH3COO{-} =>
PO4{3-} + 3 CH3COONa + 3 AgNO3 = Ag3PO4 + 3 NaNO3 + 3 CH3COO{-}
K2CrO4(aq) + HCl(aq) = K2Cr2O7(aq) + KCl(aq) + H2O(l) =>
2 K2CrO4(aq) + 2 HCl(aq) = K2Cr2O7(aq) + 2 KCl(aq) + H2O(l)
K2CO3 + BaO = K2O + BaCO3 =>
K2CO3 + BaO = K2O + BaCO3
Se + HNO3 + H2O = H2SeO3 + NO =>
3 Se + 4 HNO3 + H2O = 3 H2SeO3 + 4 NO
(NH4)2C2O4 + Pb(NO3)2 = PbC2O4 + NH4NO3 =>
(NH4)2C2O4 + Pb(NO3)2 = PbC2O4 + 2 NH4NO3
CaCO3 + HCl = CaHClCO3 =>
CaCO3 + HCl = CaHClCO3
Fe3O4 + O2 = Fe2O3 =>
4 Fe3O4 + O2 = 6 Fe2O3
KNO3(s) + C(s) = K2CO3(s) + CO(g) + N(g) =>
2 KNO3(s) + 4 C(s) = K2CO3(s) + 3 CO(g) + 2 N(g)
Al(OH)3 + NaOH + HF = Na3[AlF6] + H2O =>
Al(OH)3 + 3 NaOH + 6 HF = Na3[AlF6] + 6 H2O
Pb(NO3)2 + NOCl = PbCl2 + NO2 =>
Pb(NO3)2 + 2 NOCl = PbCl2 + 4 NO2
NaOH + Cu(OH)2 = Cu + Na(OH)4 =>
2 NaOH + 3 Cu(OH)2 = 3 Cu + 2 Na(OH)4
CH3CH2CO2H + O2 = CO2 + H2O =>
2 CH3CH2CO2H + 7 O2 = 6 CO2 + 6 H2O
FeSO4 + MnO2 + H2SO4 = Fe2(SO4)3 + MnS + H2O =>
10 FeSO4 + MnO2 + 6 H2SO4 = 5 Fe2(SO4)3 + MnS + 6 H2O
Br + Cl2 = BrCl2 =>
Br + Cl2 = BrCl2
MnCl2 + NaBiO3 + HCl = BiCl3 + NaMnO4 + NaCl + H2O =>
2 MnCl2 + 5 NaBiO3 + 14 HCl = 5 BiCl3 + 2 NaMnO4 + 3 NaCl + 7 H2O
CO2 + H2SO3 = COSO3 + H2O =>
CO2 + H2SO3 = COSO3 + H2O
Ca3P2 + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2 + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
CaBr2 + (NH4)2CO3 = CaCO3 + (NH4)2Br2 =>
CaBr2 + (NH4)2CO3 = CaCO3 + (NH4)2Br2
CaBr2 + (NH4)2CO3 = CaCO3 + NH4Br =>
CaBr2 + (NH4)2CO3 = CaCO3 + 2 NH4Br
CaBr2 + K2CO3 = CaCO3 + KBr =>
CaBr2 + K2CO3 = CaCO3 + 2 KBr
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Équations équilibrées sur10/18/24
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