| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ag(OH) + KBr = AgBr + K + OH
CuCl2 + AuI3 = AuCl3 + CuI2 =>
3 CuCl2 + 2 AuI3 = 2 AuCl3 + 3 CuI2
NaCI + H2SO4 = NaHSO4 + HCI =>
NaCI + H2SO4 = NaHSO4 + HCI
Cu2S + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 Cu2S + 16 HNO3 = 6 Cu(NO3)2 + 3 S + 4 NO + 8 H2O
KI + AgBr = KBr + AgI =>
KI + AgBr = KBr + AgI
CO + Cl2 = COCl2 =>
CO + Cl2 = COCl2
(NH4)2CO3 + HOH = H2CO3 + NH4OH =>
(NH4)2CO3 + 2 HOH = H2CO3 + 2 NH4OH
Na2CO3(s) + HCl(aq) = CO2(g) + H2O(l) + NaCl(ag) =>
Na2CO3(s) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(ag)
CuCl2C3H6O = CuH6OCl2C3 =>
CuCl2C3H6O = CuH6OCl2C3
NaBrNaI = NaINaBr =>
NaBrNaI = NaINaBr
HBrO4 + Pb(OH)2 = Pb(BrO4)2 + H2O =>
2 HBrO4 + Pb(OH)2 = Pb(BrO4)2 + 2 H2O
KCl(aq) + Cu(NO3)2(aq) = KNO3(aq) + CuCl2(aq) =>
2 KCl(aq) + Cu(NO3)2(aq) = 2 KNO3(aq) + CuCl2(aq)
CH3CH2OH + KI + NaOH = CHI3 + HCOONa + HI + K =>
CH3CH2OH + 8 KI + NaOH = CHI3 + HCOONa + 5 HI + 8 K
Ph4Cl + H2O = Ph4OH + HCl =>
Ph4Cl + H2O = Ph4OH + HCl
HNO2 + PbO = HO + NO2Pb =>
HNO2 + PbO = HO + NO2Pb
HCl + NaOH = NaCl + H2*O =>
HCl + NaOH = NaCl + H2*O
Cr(OH)3 + NH3 = [Cr(NH3)6] + OH =>
Cr(OH)3 + 6 NH3 = [Cr(NH3)6] + 3 OH
C6H6 + C3H7Br = C9H12 + HBr =>
C6H6 + C3H7Br = C9H12 + HBr
AgCl + NaOH = Ag2O + NaCl + H2O =>
2 AgCl + 2 NaOH = Ag2O + 2 NaCl + H2O
Ca3MgO8Si2 = CaO + MgO + SiO2 =>
Ca3MgO8Si2 = 3 CaO + MgO + 2 SiO2
Mg3N2 + H2O = Mg(OH)2 + NH4(OH) =>
Mg3N2 + 8 H2O = 3 Mg(OH)2 + 2 NH4(OH)
NaOH + HPO3 = H2O + NaPO3 =>
NaOH + HPO3 = H2O + NaPO3
CrBr6 = Cr + Br =>
CrBr6 = Cr + 6 Br
C5H8O2 + O2(g) = CO2(g) + H2O(l) =>
C5H8O2 + 6 O2(g) = 5 CO2(g) + 4 H2O(l)
CH3CO(OH) + NaHCO3 = CO2 + H2O + CH3COONa =>
CH3CO(OH) + NaHCO3 = CO2 + H2O + CH3COONa
H2SO4CaCl2 = H2Cl2Ca(SO4) =>
H2SO4CaCl2 = H2Cl2Ca(SO4)
H2O + KMnO4 + NaCl = KOH + MnO2 + Cl2 + NaOH =>
4 H2O + 2 KMnO4 + 6 NaCl = 2 KOH + 2 MnO2 + 3 Cl2 + 6 NaOH
Cr + Cu(SO4) = Cu + Cr2(SO4)3 =>
2 Cr + 3 Cu(SO4) = 3 Cu + Cr2(SO4)3
NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2O(s) + H2O(g) + 2 CO2(g)
AgCl + NaOH = Ag2O + NaCl + H2O =>
2 AgCl + 2 NaOH = Ag2O + 2 NaCl + H2O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
AlN + H2O = Al(OH)3 + NH3 =>
AlN + 3 H2O = Al(OH)3 + NH3
H2S + K2 = H2 + K2S =>
H2S + K2 = H2 + K2S
KMnO4 + KOH + Al = K2MnO4 + K2[Al(OH)4] =>
2 KMnO4 + 4 KOH + Al = 2 K2MnO4 + K2[Al(OH)4]
Ca(ClO3)2 + Na3PO4 = Ca3(PO4)2 + NaClO3 =>
3 Ca(ClO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaClO3
As203 + HNO3 + H2O = H3AsO4 + N2O3 =>
4 As203 + 2030 HNO3 + 203 H2O = 812 H3AsO4 + 1015 N2O3
H2 + Al + O2 = (Al(OH)4){-} + H{+} =>
5 H2 + 2 Al + 4 O2 = 2(Al(OH)4){-} + 2 H{+}
SiC1HC12 + H2O2 = CO2 + H2O + SiO2 =>
2 SiC1HC12 + 57 H2O2 = 26 CO2 + 58 H2O + 2 SiO2
HN3 + Ca(OH)2 = H2O + Ca(N3)2 =>
2 HN3 + Ca(OH)2 = 2 H2O + Ca(N3)2
Pb(MoO4) + Sb4(FeC6N6)5 = Sb2(MoO4)5 + Pb2(FeC6N6) =>
10 Pb(MoO4) + Sb4(FeC6N6)5 = 2 Sb2(MoO4)5 + 5 Pb2(FeC6N6)
RbOH + SO2 = RbO2 + SOH =>
RbOH + SO2 = RbO2 + SOH
ZnCl2 + NaOH = NaCl + Zn(OH)2 =>
ZnCl2 + 2 NaOH = 2 NaCl + Zn(OH)2
(g)CH3NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4(g)CH3NH2(g) + 9 O2(g) = 4 CO2(g) + 10 H2O(g) + 2 N2(g)
Al2(SO4)3 + CaCl2 = AlCl3 + CaSO4 =>
Al2(SO4)3 + 3 CaCl2 = 2 AlCl3 + 3 CaSO4
KI + MnO2 + H2SO4 = KI2 + MnSO4 + KHSO4 + H2O =>
4 KI + MnO2 + 3 H2SO4 = 2 KI2 + MnSO4 + 2 KHSO4 + 2 H2O
KMnO4 + C6H5CH3 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
36 KMnO4 + 5 C6H5CH3 + 54 H2SO4 = 18 K2SO4 + 36 MnSO4 + 35 CO2 + 74 H2O
SO2 + Br2 + NaOH = Na2SO2 + BrOH =>
SO2 + Br2 + 2 NaOH = Na2SO2 + 2 BrOH
Ca + H2SO4 = CaSO4 + H2S + H2O =>
4 Ca + 5 H2SO4 = 4 CaSO4 + H2S + 4 H2O
Cr2O3(s) + C(s) = Cr2O(s) + CO2(s) =>
Cr2O3(s) + C(s) = Cr2O(s) + CO2(s)
DE = D + E =>
DE = D + E
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Équations équilibrées sur11/20/24
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