| Équations équilibrées la veille |
NH3 + KClO = NH2Cl + KOH
Ca(NO3)2 + Ca2CO3 = Ca(CO3)2 + CaNO3 =>
3 Ca(NO3)2 + 2 Ca2CO3 = Ca(CO3)2 + 6 CaNO3
K2Cr2O7 + H3PO4 + As2 = HAsO3 + K3PO4 + CrPO4 + H2O =>
15 K2Cr2O7 + 40 H3PO4 + 9 As2 = 18 HAsO3 + 10 K3PO4 + 30 CrPO4 + 51 H2O
CrBr3 + H2O2 + NaOH = NaCrO4 + H2O + Br2 =>
2 CrBr3 + 7 H2O2 + 2 NaOH = 2 NaCrO4 + 8 H2O + 3 Br2
H{+} + PbO2 + Hg = Hg2{2+} + Pb{2+} + H2O =>
4 H{+} + PbO2 + 2 Hg = Hg2{2+} + Pb{2+} + 2 H2O
NaNO3 + Na2S2O3 + HCl + H2O = NO + H2SO3 + NaCl =>
4 NaNO3 + 3 Na2S2O3 + 10 HCl + H2O = 4 NO + 6 H2SO3 + 10 NaCl
ZnCl2 + NH(OH)4 = Zn(OH)2 + NHCl4 =>
2 ZnCl2 + NH(OH)4 = 2 Zn(OH)2 + NHCl4
CU(OH)2 + HPO2 = CU(PO2)2 + H2O =>
CU(OH)2 + 2 HPO2 = CU(PO2)2 + 2 H2O
SCl4 + H2O = HSO4 + H + Cl =>
SCl4 + 4 H2O = HSO4 + 7 H + 4 Cl
Sodiumbicarbonate = Sodiumoxide + carbondioxide + water =>
2 NaHCO3 = Na2O + 2 CO2 + H2O
Na2O2 + HBr = NaBr + H2O2 =>
Na2O2 + 2 HBr = 2 NaBr + H2O2
H2SO4 + Ca3P2 = SO2 + H2O + Ca3(PO4)2 =>
8 H2SO4 + Ca3P2 = 8 SO2 + 8 H2O + Ca3(PO4)2
MgCl{2} + KOH = Mg(OH){2} + KCl =>
MgCl{2} + KOH = Mg(OH){2} + KCl
Pb(OH)2 + N2O5 = Pb(NO3)2 + H2O =>
Pb(OH)2 + N2O5 = Pb(NO3)2 + H2O
Al2O3 + Ba(NO3)2 = BaO3 + AlNO3 =>
Al2O3 + Ba(NO3)2 = BaO3 + 2 AlNO3
FeI3 + H2O = HI + Fe(OH)3 =>
FeI3 + 3 H2O = 3 HI + Fe(OH)3
NH4Cl(aq) + Ca(OH)2(aq) = NH3(aq) + H2O(aq) + CaCl2(aq) =>
2 NH4Cl(aq) + Ca(OH)2(aq) = 2 NH3(aq) + 2 H2O(aq) + CaCl2(aq)
La2O3 + H2O = La(HO)3 =>
La2O3 + 3 H2O = 2 La(HO)3
CuO + NH4OH + (NH4)2SO4 = [Cu(NH3)4] + SO4 + H2O =>
CuO + 2 NH4OH + (NH4)2SO4 = [Cu(NH3)4] + SO4 + 3 H2O
C2O4H2 + NaOH = NaC2O4 + H3O =>
C2O4H2 + NaOH = NaC2O4 + H3O
NaMnO4 + CoF2 + HF = MnF2 + CoF3 + H2O + NaF =>
NaMnO4 + 5 CoF2 + 8 HF = MnF2 + 5 CoF3 + 4 H2O + NaF
NaOH + H2SiO3 = NaOHSiO3 + H2 =>
NaOH + H2SiO3 = NaOHSiO3 + H2
Sb + Zn + H2O = SbH3 + Zn(OH)2 =>
2 Sb + 3 Zn + 6 H2O = 2 SbH3 + 3 Zn(OH)2
Na3N3 + BaCl2 = Ba3(N3)2 + NaCl =>
2 Na3N3 + 3 BaCl2 = Ba3(N3)2 + 6 NaCl
Ca + RbF = Rb + CaF2 =>
Ca + 2 RbF = 2 Rb + CaF2
ammoniumchloride + calciumsulfate = calciumchloride + ammoniumsulfate =>
2 NH4Cl + CaSO4 = CaCl2 + (NH4)2SO4
Ba(OH)2 + Be(OH)2 = Ba(Be(OH)3)2 =>
Ba(OH)2 + 2 Be(OH)2 = Ba(Be(OH)3)2
Na3PO4 + H2SO4 = Na2SO4 + P2O5 + H2O =>
2 Na3PO4 + 3 H2SO4 = 3 Na2SO4 + P2O5 + 3 H2O
CeC2 + H2O = Ce(OH)4 + C2H4 =>
CeC2 + 4 H2O = Ce(OH)4 + C2H4
ZnCl2 + Zn = Zn2Cl2 =>
ZnCl2 + Zn = Zn2Cl2
(NH4)3N + Ba(NO3)2 = NH4NO3 + Ba3N2 =>
2(NH4)3N + 3 Ba(NO3)2 = 6 NH4NO3 + Ba3N2
H2SO4(aq) + BaBr2(aq) = BrH + BaSO4 =>
H2SO4(aq) + BaBr2(aq) = 2 BrH + BaSO4
HCOOAg + [Ag(NH3)2]OH = Ag + CO2 + H2O + NH3 =>
HCOOAg + [Ag(NH3)2]OH = 2 Ag + CO2 + H2O + 2 NH3
CaCl2 + Fe(SO4) = CaSO4 + FeCl2 =>
CaCl2 + Fe(SO4) = CaSO4 + FeCl2
KMnO4 + HBr = KBr2 + MnBr2 + H2O + Br2 =>
KMnO4 + 8 HBr = KBr2 + MnBr2 + 4 H2O + 2 Br2
MnO2 + A2O3 + H{+} = Mn{2+} + A2O5 + H2O =>
2 MnO2 + A2O3 + 4 H{+} = 2 Mn{2+} + A2O5 + 2 H2O
FeCl3(aq) + Ba(OH)2(aq) = Fe(OH)3() + BaCl2() =>
2 FeCl3(aq) + 3 Ba(OH)2(aq) = 2 Fe(OH)3() + 3 BaCl2()
WC + H2O2 + NaOH = Na2CO3 + Na2WO4 + H2O =>
WC + 5 H2O2 + 4 NaOH = Na2CO3 + Na2WO4 + 7 H2O
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
Cu + AgNO{3} = Cu9NO{3}){2} + Ag =>
9 Cu + AgNO{3} = Cu9NO{3}){2} + Ag
Mo + HNO3 = MoNO3 + H2O + N2O4 =>
2 Mo + 4 HNO3 = 2 MoNO3 + 2 H2O + N2O4
CH4 + Cl = CHCl3 + H =>
CH4 + 3 Cl = CHCl3 + 3 H
Li3PO4 + H2SO4 = Li2SO4 + H3PO4 =>
2 Li3PO4 + 3 H2SO4 = 3 Li2SO4 + 2 H3PO4
Cr(ClO3)3 + NaOH = Cr(OH)3 + NaClO3 =>
Cr(ClO3)3 + 3 NaOH = Cr(OH)3 + 3 NaClO3
Cu + H2SO4 = Cu2S + CuSO4 + H2O2 =>
3 Cu + 2 H2SO4 = Cu2S + CuSO4 + 2 H2O2
Cu(NO3)2 + NiSO4 = Cu(SO4) + Ni(NO3)2 =>
Cu(NO3)2 + NiSO4 = Cu(SO4) + Ni(NO3)2
KClO4 + KCl = KClO =>
KClO4 + 3 KCl = 4 KClO
Pd + H2 = HPd =>
2 Pd + H2 = 2 HPd
H2 + AgNO3 = AgNO2 + H2O =>
H2 + AgNO3 = AgNO2 + H2O
Na2SO3(aq)HNO3(aq) = Na2NO3(aq) + HSO3(aq) =>
Na2SO3(aq)HNO3(aq) = Na2NO3(aq) + HSO3(aq)
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Équations équilibrées sur11/22/24
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