| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 H2S + 5 MnO4 = 5 Mn + 4 SO4 + 4 H2O
K + Mg(NO2)2 = Mg + KNO2 =>
2 K + Mg(NO2)2 = Mg + 2 KNO2
Al + NiCl2 = AlCl3 + Ni =>
2 Al + 3 NiCl2 = 2 AlCl3 + 3 Ni
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
K2Cr2O7(aq) + AgNO3(aq) = Ag2Cr2O7(aq) + KNO3(aq) =>
K2Cr2O7(aq) + 2 AgNO3(aq) = Ag2Cr2O7(aq) + 2 KNO3(aq)
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
XUO2 + HF = XUF4 + H2O =>
XUO2 + 4 HF = XUF4 + 2 H2O
AlI3 + H2O + Na2S = Al(OH)3 + H2S + NaI =>
2 AlI3 + 6 H2O + 3 Na2S = 2 Al(OH)3 + 3 H2S + 6 NaI
CH3NH2HClO4 = NH3CH3ClO4 =>
CH3NH2HClO4 = NH3CH3ClO4
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Ba(OAc)2 + (NH4)2SO4 = BaSO4 + NH4OAc =>
Ba(OAc)2 + (NH4)2SO4 = BaSO4 + 2 NH4OAc
Zn5(CO3)2(OH)6 + HCl = ZnCl2 + H2O + CO2 =>
Zn5(CO3)2(OH)6 + 10 HCl = 5 ZnCl2 + 8 H2O + 2 CO2
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
NH3 + O5 = NO + H2O =>
2 NH3 + O5 = 2 NO + 3 H2O
(CrO4) + HNO3 = (NO3)2 + H(CrO4) =>
2(CrO4) + 2 HNO3 = (NO3)2 + 2 H(CrO4)
Cr + MnO = Mn + CrO4 =>
Cr + 4 MnO = 4 Mn + CrO4
NaHSO4 + HCl = NaCl + H2O + SO2 + Cl2 =>
NaHSO4 + 3 HCl = NaCl + 2 H2O + SO2 + Cl2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
K2MnO4 + Na2SO3 + H2O = MnO2 + K2SO4 + NaOH =>
K2MnO4 + Na2SO3 + H2O = MnO2 + K2SO4 + 2 NaOH
Ca(ClO3)2 + (NH4)2CO3 = CaCO3 + NH4ClO3 =>
Ca(ClO3)2 + (NH4)2CO3 = CaCO3 + 2 NH4ClO3
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
Ca(OH)2 + Na2SO4 = CaSO4 + NaOH =>
Ca(OH)2 + Na2SO4 = CaSO4 + 2 NaOH
B + H2SO4 = B2(SO4) + SO2 + H2O =>
2 B + 2 H2SO4 = B2(SO4) + SO2 + 2 H2O
Br + OH = BrO3 + H =>
Br + 3 OH = BrO3 + 3 H
AgCl + (NH4)2CO3 = Ag2CO3 + NH4Cl =>
2 AgCl + (NH4)2CO3 = Ag2CO3 + 2 NH4Cl
KOH + H = K + HOH =>
KOH + H = K + HOH
C + S8 = CS2 =>
4 C + S8 = 4 CS2
V2O3 + H2O = V2O5 + H2 =>
V2O3 + 2 H2O = V2O5 + 2 H2
Na2SO4 + H2O = Na2O + H2SO4 =>
Na2SO4 + H2O = Na2O + H2SO4
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
FeCl + (OH)2 = Fe(OH)2 + FeCl2 =>
2 FeCl + (OH)2 = Fe(OH)2 + FeCl2
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Ag3N + KCl = AgCl + NK3 =>
Ag3N + 3 KCl = 3 AgCl + NK3
MnO3{2-} + H{+} + C2O4{2-} = CO2 + Mn{2+} + H2O =>
MnO3{2-} + 6 H{+} + C2O4{2-} = 2 CO2 + Mn{2+} + 3 H2O
Zn(OH)2 + Mg(NO3)2 = Zn(NO3)2 + Mg(OH)2 =>
Zn(OH)2 + Mg(NO3)2 = Zn(NO3)2 + Mg(OH)2
H2SO4NaHCO3 = NaH2HCO3SO4 =>
H2SO4NaHCO3 = NaH2HCO3SO4
Ag + H2SO3 = AgH2SO3 =>
Ag + H2SO3 = AgH2SO3
KCO3 + FeCl = KCl + FeCO3 =>
KCO3 + FeCl = KCl + FeCO3
C4H8O + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
C4H8O + 6 Cu(OH)2 = 2 CH3COOH + 3 Cu2O + 6 H2O
HCOOH + Cr = HCOOCr + H2 =>
2 HCOOH + 2 Cr = 2 HCOOCr + H2
C + BeI = I + CBe =>
C + BeI = I + CBe
Mg + Si + O = MgSiO3 =>
Mg + Si + 3 O = MgSiO3
Bi2(SO4)3 + H2O = Bi(OH)3 + H2SO4 =>
Bi2(SO4)3 + 6 H2O = 2 Bi(OH)3 + 3 H2SO4
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HCOONa + KMnO4 = MnO2 + Na2CO3 + K2CO3 + H2O + NaHCO3 =>
3 HCOONa + 2 KMnO4 = 2 MnO2 + Na2CO3 + K2CO3 + H2O + NaHCO3
ZnBr + HC = ZnC + HBr =>
ZnBr + HC = ZnC + HBr
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
(NH4)3(PO4) + Mg(NO2)2 = Mg3(PO4)2 + (NH4)(NO2) =>
2(NH4)3(PO4) + 3 Mg(NO2)2 = Mg3(PO4)2 + 6(NH4)(NO2)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/22/25
Équations équilibrées sur02/21/24
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