| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 H2SO4 + 2 V = V2(SO4)3 + 3 H2
AsH3 + HNO3 = H3AsO4 + NO + H2O =>
3 AsH3 + 8 HNO3 = 3 H3AsO4 + 8 NO + 4 H2O
MgO + HCl = H2O + MgCl2 =>
MgO + 2 HCl = H2O + MgCl2
U + Br = UBr3 =>
U + 3 Br = UBr3
Co + S = CoS =>
Co + S = CoS
CH3COOH + Mg = CH3COOMg + H2 =>
2 CH3COOH + 2 Mg = 2 CH3COOMg + H2
H2SO4 + V = V2(SO4)5 + H2 =>
5 H2SO4 + 2 V = V2(SO4)5 + 5 H2
S8(l) + Cl2(g) = S2Cl2(l) =>
S8(l) + 4 Cl2(g) = 4 S2Cl2(l)
C8H10N4O2 = C7H8N4O2 + CH2 =>
C8H10N4O2 = C7H8N4O2 + CH2
Hg2Cl = Hg + HgCl =>
Hg2Cl = Hg + HgCl
Fe2(CO3)2 + H2SO4 = FeSO4 + H2O + CO2 =>
Fe2(CO3)2 + 2 H2SO4 = 2 FeSO4 + 2 H2O + 2 CO2
K3[Cr(OH)6] + H2O2 = K2Cr2O7 + KOH + H2O =>
2 K3[Cr(OH)6] + 3 H2O2 = K2Cr2O7 + 4 KOH + 7 H2O
FeSO3 + KClO3 + KOH = K2FeO4 + KCl + K2SO4 + H2O =>
FeSO3 + KClO3 + 4 KOH = K2FeO4 + KCl + K2SO4 + 2 H2O
Mg(OH)2Cl2O5 = Mg(ClO3)2H2O =>
Mg(OH)2Cl2O5 = Mg(ClO3)2H2O
K2MnO4 + MgI2 + HNO3 = I2 + Mg(NO3)2 + Mn(NO3)2 + KNO3 + H2O =>
K2MnO4 + 2 MgI2 + 8 HNO3 = 2 I2 + 2 Mg(NO3)2 + Mn(NO3)2 + 2 KNO3 + 4 H2O
Si + Fe = Si4Fe3 =>
4 Si + 3 Fe = Si4Fe3
(NH4)3Po4 + Ba(OH)2 = Ba3(Po4)2 + NH3 + H2O =>
2(NH4)3Po4 + 3 Ba(OH)2 = Ba3(Po4)2 + 6 NH3 + 6 H2O
Br + ZnO = BrO + Zn =>
Br + ZnO = BrO + Zn
CH3CH2CH2CH2OH + HBr = CH3CH2CH2CH2CH2Br + H2O =>
5 CH3CH2CH2CH2OH + 4 HBr = 4 CH3CH2CH2CH2CH2Br + 5 H2O
FeC2O4 + H2C2O4 + K2C2O4 + H2O2 = K3(Fe(C2O4)3) + H2O =>
2 FeC2O4 + H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3(Fe(C2O4)3) + 2 H2O
Na2Cr2O7 + H2SO4 = H2Cr2O7 + Na2SO4 =>
Na2Cr2O7 + H2SO4 = H2Cr2O7 + Na2SO4
BaSO3 + H2O + SO2 = Ba(HSO3)2 =>
BaSO3 + H2O + SO2 = Ba(HSO3)2
N2 + O4 = NO2 =>
N2 + O4 = 2 NO2
P(s) + O2(g) = P4O10(s) =>
4 P(s) + 5 O2(g) = P4O10(s)
H{+} + HgS + Cl{-} + NO3{-} = [HgCl4]{-2} + NO + S + H2O =>
8 H{+} + 3 HgS + 12 Cl{-} + 2 NO3{-} = 3[HgCl4]{-2} + 2 NO + 3 S + 4 H2O
Zn + CN = Zn(CN) =>
Zn + CN = Zn(CN)
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(S4)3 + I2 + H2O =>
K2Cr2O7 + 84 KI + 55 H2SO4 = 43 K2SO4 + Cr2(S4)3 + 42 I2 + 55 H2O
BaSO3 + H2O + SO2 = Ba(HSO3)2 =>
BaSO3 + H2O + SO2 = Ba(HSO3)2
HC3H5O5 + OH = HC3H3O5 + H3O =>
HC3H5O5 + OH = HC3H3O5 + H3O
H2O = H4 + O3 =>
6 H2O = 3 H4 + 2 O3
Al + K2CrO4 + KOH + H2O = K[Al(OH)4] + K3[Cr(OH)6] =>
Al + K2CrO4 + 2 KOH + 4 H2O = K[Al(OH)4] + K3[Cr(OH)6]
Fe(OH)2 + Na2CO3 = FeCO3 + Na(OH) =>
Fe(OH)2 + Na2CO3 = FeCO3 + 2 Na(OH)
K2 + Te = K2Te =>
K2 + Te = K2Te
Pb + HOH = PbOH2 =>
Pb + HOH = PbOH2
LiCl + H2SO4 = HCl + Li2SO4 =>
2 LiCl + H2SO4 = 2 HCl + Li2SO4
Na2CO3(aq) + CoCl2(aq) = Na2Cl2(aq) + CoCO3(s) =>
Na2CO3(aq) + CoCl2(aq) = Na2Cl2(aq) + CoCO3(s)
Au + HBr = AuBr3 + H =>
Au + 3 HBr = AuBr3 + 3 H
Cu + H3PO4 = Cu3PO4 + H2 =>
6 Cu + 2 H3PO4 = 2 Cu3PO4 + 3 H2
FeCl3 + Ba(OH)2 = BaCl3 + Fe(OH)2 =>
FeCl3 + Ba(OH)2 = BaCl3 + Fe(OH)2
CuI = Cu + CuI2 =>
2 CuI = Cu + CuI2
C8 + O2 = CO3 =>
C8 + 12 O2 = 8 CO3
CrCl3 + NaClO3 + NaOH = Na2CrO4 + NaCl + H2O =>
2 CrCl3 + NaClO3 + 10 NaOH = 2 Na2CrO4 + 7 NaCl + 5 H2O
Fe(SO4) + KClO3 + H2SO4 = Fe2(SO4)3 + KCl + H2O =>
6 Fe(SO4) + KClO3 + 3 H2SO4 = 3 Fe2(SO4)3 + KCl + 3 H2O
CH3CH2CH2CH2OH + HBr = CH3CH2CH2Br + H2O =>
3 CH3CH2CH2CH2OH + 4 HBr = 4 CH3CH2CH2Br + 3 H2O
HCNO + KOH = HOH + KCNO =>
HCNO + KOH = HOH + KCNO
CH3COOH + Mg = Mg(OH)2 + CH3CO =>
2 CH3COOH + Mg = Mg(OH)2 + 2 CH3CO
C2H5OH + HCOOH = CH3COOCH + H2O =>
3 C2H5OH + 6 HCOOH = 4 CH3COOCH + 7 H2O
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Zn(C2H3O2)2 + HBr = ZnBr2 + HC2H3O2 =>
Zn(C2H3O2)2 + 2 HBr = ZnBr2 + 2 HC2H3O2
Mg2* + HCl = MgCl2 + H2 =>
Mg2* + 4 HCl = 2 MgCl2 + 2 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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