| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2S + 2 HCl = 2 NaCl + H2S
H3O{+} + Cr2O72{-} + SO32{-} = SO42{-} + Cr3 + H2O =>
60 H3O{+} + 60 Cr2O72{-} + 429 SO32{-} = 429 SO42{-} + 40 Cr3 + 90 H2O
Mg + H3As = H2 + Mg2As3 =>
4 Mg + 6 H3As = 9 H2 + 2 Mg2As3
CaCO3(s) + HCl(l) = CO2(g) + H2O(l) + CaCl2(s) =>
CaCO3(s) + 2 HCl(l) = CO2(g) + H2O(l) + CaCl2(s)
As2O + H2O = (AsOH)2 =>
As2O + H2O = (AsOH)2
Au + KCN + O2 + H2O = AuK(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 AuK(CN)2 + 4 KOH
K2CO3 + AgNO3 = Ag2CO3 + K(NO3) =>
K2CO3 + 2 AgNO3 = Ag2CO3 + 2 K(NO3)
H2 + O2 = HOH =>
2 H2 + O2 = 2 HOH
C2LL4 + O2 = CO2 + LL2O =>
6 C2LL4 + 17 O2 = 12 CO2 + 10 LL2O
K + Fe(SO4)3 = K2SO4 + Fe =>
6 K + Fe(SO4)3 = 3 K2SO4 + Fe
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
KCl(s) + H2O(l) = KOH(aq) + HCl(aq) =>
KCl(s) + H2O(l) = KOH(aq) + HCl(aq)
HCl(aq) + Al(s) = H2(g) + AlCl2(aq) =>
2 HCl(aq) + Al(s) = H2(g) + AlCl2(aq)
Na2S + Be(OH)2 = NaOH + BeS =>
Na2S + Be(OH)2 = 2 NaOH + BeS
Mg(s) + Al(NO3)3 = Al(s) + Mg(NO3)2(aq) =>
3 Mg(s) + 2 Al(NO3)3 = 2 Al(s) + 3 Mg(NO3)2(aq)
Au(s) + H2SeO4(aq) = Au2(SeO4)3(aq) + H2SeO3(aq) + H2O(l) =>
2 Au(s) + 6 H2SeO4(aq) = Au2(SeO4)3(aq) + 3 H2SeO3(aq) + 3 H2O(l)
MnO4{-} + V{4+} + H{+} = Mn{2-} + V{5} + H2O =>
MnO4{-} + 9 V{4+} + 8 H{+} = Mn{2-} + 9 V{5} + 4 H2O
Sr(NO3) + H2SO4 = SrHSO4 + HNO3 =>
Sr(NO3) + H2SO4 = SrHSO4 + HNO3
Br2 + Sr(OH)2 = SrBr2 + SrBrO3 + H2O =>
5 Br2 + 6 Sr(OH)2 = 4 SrBr2 + 2 SrBrO3 + 6 H2O
A + B = AB =>
A + B = AB
C44H38O26AlOH + KHSO4 + CaCl2 = C44H38O26AlOHCa + KCl + HSO4 =>
C44H38O26AlOH + 2 KHSO4 + CaCl2 = C44H38O26AlOHCa + 2 KCl + 2 HSO4
CH3NO2 + H2 = CH3NH3 + H2O =>
2 CH3NO2 + 7 H2 = 2 CH3NH3 + 4 H2O
NiCl2*6H2O + NH3 = Ni(NH3)6Cl2 + H2O =>
NiCl2*6H2O + 6 NH3 = Ni(NH3)6Cl2 + 6 H2O
FeCl3 + F2 = FeF3 + Cl =>
2 FeCl3 + 3 F2 = 2 FeF3 + 6 Cl
OH + HCl = H2O + Cl =>
OH + HCl = H2O + Cl
(NH4)2SO4 + Hg(NO3)2 = HgSO4 + (NH4)NO3 =>
(NH4)2SO4 + Hg(NO3)2 = HgSO4 + 2(NH4)NO3
Ba(s) + Cl2(s) = BaCl2(s) =>
Ba(s) + Cl2(s) = BaCl2(s)
U3O8 + O2 + NHO3 = UO2(NO3)2 + H2O =>
2 U3O8 + O2 + 12 NHO3 = 6 UO2(NO3)2 + 6 H2O
VOSO4 + HC5H7O2 + Na(CO3H)2 = VO(C5H7O2)2 + CO2 + H2O + Na2SO4 =>
12 VOSO4 + 25 HC5H7O2 + 24 Na(CO3H)2 = 12 VO(C5H7O2)2 + 53 CO2 + 40 H2O + 12 Na2SO4
CaCl2 + Na2SO4 = Na2Ca + Cl2SO4 =>
CaCl2 + Na2SO4 = Na2Ca + Cl2SO4
Ba(OH)2 + KC8H5O4 = Ba(C8H5O4)2 + K(OH) =>
Ba(OH)2 + 2 KC8H5O4 = Ba(C8H5O4)2 + 2 K(OH)
CaCO3 + Na2O = Na2CO3 + CaO =>
CaCO3 + Na2O = Na2CO3 + CaO
KCo + NaCl = KCl + NaCo =>
KCo + NaCl = KCl + NaCo
BaSO4 + CaCl2 = BaCl2 + CaSO4 =>
BaSO4 + CaCl2 = BaCl2 + CaSO4
C5H8O + KMnO4 + HNO3 = C5H8O4 + KNO3 + Mn(NO3)2 + H2O =>
5 C5H8O + 6 KMnO4 + 18 HNO3 = 5 C5H8O4 + 6 KNO3 + 6 Mn(NO3)2 + 9 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
K2Cr2O7 + H2SO4 + Na2S = SK2SO4 + Cr2(SO4)3 + H2O + Na2SO4 =>
2 K2Cr2O7 + 10 H2SO4 + 3 Na2S = 2 SK2SO4 + 2 Cr2(SO4)3 + 10 H2O + 3 Na2SO4
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
KFeO2 + HNO3 + H2O = Fe(OH)3 + KNO3 =>
KFeO2 + HNO3 + H2O = Fe(OH)3 + KNO3
Al + NaHCO3 = NaAl9O14 + Na + CO + H2 =>
18 Al + 14 NaHCO3 = 2 NaAl9O14 + 12 Na + 14 CO + 7 H2
Mg(oh)2 + HCl = MgCl2 + H =>
Mg(oh)2 + 4 HCl = 2 MgCl2 + 4 H
Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
Ca3(PO4)2(s) + SiO2(s) + CaCO3(s) = Ca5(PO4)2SiO4 + CO2 =>
Ca3(PO4)2(s) + SiO2(s) + 2 CaCO3(s) = Ca5(PO4)2SiO4 + 2 CO2
C2H4 + H2O2 = C2H4(OH)2 =>
C2H4 + H2O2 = C2H4(OH)2
Zn(ClO4)2 + Al2(SO3)3 = Zn(SO3)3 + Al2(ClO4)2 =>
Zn(ClO4)2 + Al2(SO3)3 = Zn(SO3)3 + Al2(ClO4)2
SiO3 + Al = AlO3 + Si =>
SiO3 + Al = AlO3 + Si
Na2C2O4 + Ca(OH)2 = NaOH + CaC2O4 =>
Na2C2O4 + Ca(OH)2 = 2 NaOH + CaC2O4
MnO2 + KCl2 + KOH = K2MnO4 + KCl + H2O =>
MnO2 + 2 KCl2 + 4 KOH = K2MnO4 + 4 KCl + 2 H2O
NaSbS2 + HCl = H2S + NaCl + Sb2S3 =>
2 NaSbS2 + 2 HCl = H2S + 2 NaCl + Sb2S3
C6H12O2(l) = C(s) + H2(g) + O2(g) =>
C6H12O2(l) = 6 C(s) + 6 H2(g) + O2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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