| Équations équilibrées la veille |
2 KMnO4 + 10 NaBr + 8 H2SO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Br2
Na2SiO3 + CO2 = Na2CO3 + SiO2 =>
Na2SiO3 + CO2 = Na2CO3 + SiO2
H3P + Ca(OH)2 = HOH + Ca3P2 =>
2 H3P + 3 Ca(OH)2 = 6 HOH + Ca3P2
NaKC2O4 + KMnO4 + HCI = MnCI2 + CO2 + KCI + NaCI + H2O =>
NaKC2O4 + 2 KMnO4 + 8 HCI = 2 MnCI2 + 4 CO2 + 3 KCI + NaCI + 4 H2O
C2H5NH2(g) + O2 = CO2(g) + H2O(g) + N2(g) =>
4 C2H5NH2(g) + 15 O2 = 8 CO2(g) + 14 H2O(g) + 2 N2(g)
KBr + Ce2 = KCe + Br =>
2 KBr + Ce2 = 2 KCe + 2 Br
Na2CO3 + K3PO4 = K2CO3 + Na3PO4 =>
3 Na2CO3 + 2 K3PO4 = 3 K2CO3 + 2 Na3PO4
Zn + Na2SO3 + HCl = ZnSO4 + H2S + NaCl + H2O =>
3 Zn + 5 Na2SO3 + 10 HCl = 3 ZnSO4 + 2 H2S + 10 NaCl + 3 H2O
Cr{+3} + MnO4{-} + H2O = Cr2O7{-2} + MnO(OH)2 + H{+} =>
2 Cr{+3} + 2 MnO4{-} + 5 H2O = Cr2O7{-2} + 2 MnO(OH)2 + 6 H{+}
Ca(NO3)2(aq) + Pb(s) = Ca(s) + Pb(NO3)2(aq) =>
Ca(NO3)2(aq) + Pb(s) = Ca(s) + Pb(NO3)2(aq)
HCl = Cl2 + H2 =>
2 HCl = Cl2 + H2
AgBr + Fe2(CO3)3 = FeBr3 + Ag2(CO3) =>
6 AgBr + Fe2(CO3)3 = 2 FeBr3 + 3 Ag2(CO3)
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
(NH4)3PO4 + Fe2(CO3)3 = FePO4 + NH3 + H2CO3 =>
2(NH4)3PO4 + Fe2(CO3)3 = 2 FePO4 + 6 NH3 + 3 H2CO3
H2O + Na2S2O3 + HClO4 = HCl + NaHSO4 =>
H2O + Na2S2O3 + HClO4 = HCl + 2 NaHSO4
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
H3(PO4) + NaOH = Na3(PO4) + H(OH) =>
H3(PO4) + 3 NaOH = Na3(PO4) + 3 H(OH)
C8H18O = C2 + H2 + O2 =>
2 C8H18O = 8 C2 + 18 H2 + O2
H + MnCO3 = H2O + CO2 + Mn =>
2 H + MnCO3 = H2O + CO2 + Mn
H2(g) + Cl2(aq) = HCl(aq) =>
H2(g) + Cl2(aq) = 2 HCl(aq)
C8H18O = C8H16 + H2O =>
C8H18O = C8H16 + H2O
FeCl3 + CH4 = FeCl2 + HCl + C =>
4 FeCl3 + CH4 = 4 FeCl2 + 4 HCl + C
CH3COO{-} + KHSO4 = CH3COOH + KSO4{-} =>
CH3COO{-} + KHSO4 = CH3COOH + KSO4{-}
KI + H2SO4 = H2O + H2S + I2 + K2SO4 =>
8 KI + 5 H2SO4 = 4 H2O + H2S + 4 I2 + 4 K2SO4
Na + O4 = Na2O =>
8 Na + O4 = 4 Na2O
C7H15OH + K2Cr2O7 + H2SO4 = CH3COH + Cr2(SO4)3 + K2SO4 + H2O =>
6 C7H15OH + 7 K2Cr2O7 + 28 H2SO4 = 21 CH3COH + 7 Cr2(SO4)3 + 7 K2SO4 + 34 H2O
O2 + HNO2 = HNO3 =>
O2 + 2 HNO2 = 2 HNO3
BiFeO3 + Ni = NiFeO3 + Bi =>
BiFeO3 + Ni = NiFeO3 + Bi
K2CrO4 + BaNO2 = K2NO2 + BaCrO4 =>
K2CrO4 + BaNO2 = K2NO2 + BaCrO4
Na2CO3(s) + HCl(aq) = NaCl(s) + H2O(l) + CO2(g) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(s) + H2O(l) + CO2(g)
C8H18O = C + H + O =>
C8H18O = 8 C + 18 H + O
AlI3 + KOH{-} = AlOH{-} + KI3 =>
AlI3 + KOH{-} = AlOH{-} + KI3
NaCl(ac) + CaSO4(ac) = CaCl2 + Na2SO4(ac) =>
2 NaCl(ac) + CaSO4(ac) = CaCl2 + Na2SO4(ac)
Cs3PO4 + Pb(NO3)2 = Pb3(PO4)2 + CsNO3 =>
2 Cs3PO4 + 3 Pb(NO3)2 = Pb3(PO4)2 + 6 CsNO3
K2O + Mg(OH)2 = KOH + MgO =>
K2O + Mg(OH)2 = 2 KOH + MgO
Br2 + KCl = BrK + Cl =>
Br2 + 2 KCl = 2 BrK + 2 Cl
C8H18O = C + H2 + O2 =>
2 C8H18O = 16 C + 18 H2 + O2
C3H8O + HCl = C3H7Cl + H2O =>
C3H8O + HCl = C3H7Cl + H2O
F2 + GaI3 = GaF3 + I2 =>
3 F2 + 2 GaI3 = 2 GaF3 + 3 I2
C8H18O = C + H2 + O =>
C8H18O = 8 C + 9 H2 + O
Al{3+} + P{-3} = AlP =>
Al{3+} + P{-3} = AlP
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Pb(OH)2 + H2O = Pb(OH)4 + H2 =>
Pb(OH)2 + 2 H2O = Pb(OH)4 + H2
Ca(NO3)2 + H2O = Ca(OH)2 + HNO3 =>
Ca(NO3)2 + 2 H2O = Ca(OH)2 + 2 HNO3
Cu(s) + AlCl3(aq) = CuCl3(aq) + Al(s) =>
Cu(s) + AlCl3(aq) = CuCl3(aq) + Al(s)
CuS + HNO{3} = Cu(NO{3}){2} + S + NO + H{2}O =>
CuS + 5 HNO{3} = Cu(NO{3}){2} + S + 4 NO + 5 H{2}O
Rb2CO3 + CH3COOH = RbCH3COO + H2O + CO2 =>
Rb2CO3 + 2 CH3COOH = 2 RbCH3COO + H2O + CO2
HCN(aq) + CuSO4(aq) = H2SO4(aq) + Cu(CN)2 =>
2 HCN(aq) + CuSO4(aq) = H2SO4(aq) + Cu(CN)2
CuSO4 + H2O = H2SO4 + Cu(OH)2 =>
CuSO4 + 2 H2O = H2SO4 + Cu(OH)2
CaCl + AuNO3 = CaNO3 + AuCl =>
CaCl + AuNO3 = CaNO3 + AuCl
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Équations équilibrées sur10/30/24
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