| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Na2S + 2 Al(NO3)3 = 6 NO3Na + Al2S3
Na2SO4 + SrI2 = Na2I2 + SrSO4 =>
Na2SO4 + SrI2 = Na2I2 + SrSO4
HC1O + NO + H2O = HC1 + HNO3 =>
3 HC1O + 2 NO + H2O = 3 HC1 + 2 HNO3
Cr3 + HCl = CrCl3 + H2 =>
2 Cr3 + 18 HCl = 6 CrCl3 + 9 H2
KNO2 + HCl = KCl + HNO2 =>
KNO2 + HCl = KCl + HNO2
C2H4O2 + CaCO3 = CO2 + C4H6O4Ca + H2O =>
2 C2H4O2 + CaCO3 = CO2 + C4H6O4Ca + H2O
OCl + S2O3 = SO4 + Cl =>
5 OCl + S2O3 = 2 SO4 + 5 Cl
C4H9OH + Cr2O7{-2} + H{+} = C3H7COOH + Cr{+3} + H2O =>
3 C4H9OH + 2 Cr2O7{-2} + 16 H{+} = 3 C3H7COOH + 4 Cr{+3} + 11 H2O
H + Cu = HCu =>
H + Cu = HCu
Cu + Fe(NO3)3 = Fe + Cu(NO3)2 =>
3 Cu + 2 Fe(NO3)3 = 2 Fe + 3 Cu(NO3)2
Fe + H + Au = FeHAu =>
Fe + H + Au = FeHAu
KOH + MgCl2 = KCl + Mg(OH)2 =>
2 KOH + MgCl2 = 2 KCl + Mg(OH)2
NaOH + Cr(NO2)3 = Cr(OH)3 + NaNO2 =>
3 NaOH + Cr(NO2)3 = Cr(OH)3 + 3 NaNO2
KBr + Cr(NO3)3 = KNO3 + Cr(Br)3 =>
3 KBr + Cr(NO3)3 = 3 KNO3 + Cr(Br)3
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
C17H21NO4 + NaHCO3 = C17H21NO4NaHCO3 =>
C17H21NO4 + NaHCO3 = C17H21NO4NaHCO3
OsO(s) + H2O(l) = Os(OH)2 =>
OsO(s) + H2O(l) = Os(OH)2
Cu(CH3COO)2 + (NH4)2SiO3 = CuSiO3 + NH4CH3COO =>
Cu(CH3COO)2 + (NH4)2SiO3 = CuSiO3 + 2 NH4CH3COO
SO2 + HgO = SO3Hg =>
SO2 + HgO = SO3Hg
KBr + K2Cr2O7 + HNO3 = Br2 + K2CrO3 + KNO3 + H2O =>
4 KBr + K2Cr2O7 + 2 HNO3 = 2 Br2 + 2 K2CrO3 + 2 KNO3 + H2O
I2 + KOH + Br2 = KI + KBrO3 + H2O =>
5 I2 + 12 KOH + Br2 = 10 KI + 2 KBrO3 + 6 H2O
Fe2O3 + KSCN + H2O = Fe(SCN)3 + KOH =>
Fe2O3 + 6 KSCN + 3 H2O = 2 Fe(SCN)3 + 6 KOH
HBr + AgNO3 = AgBr + H + NO3 =>
HBr + AgNO3 = AgBr + H + NO3
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
ZnCo3 + HNo3 = Zn(No3)2 + Co2 + H2 =>
2 ZnCo3 + 4 HNo3 = 2 Zn(No3)2 + 3 Co2 + 2 H2
Ca + H2SiO2 = CaSiO2 + H2 =>
Ca + H2SiO2 = CaSiO2 + H2
C36H47 + O2 = CO2 + H2O =>
4 C36H47 + 191 O2 = 144 CO2 + 94 H2O
NaOH(aq) + HNO3(aq) = H2O(aq) + NaNO3(aq) =>
NaOH(aq) + HNO3(aq) = H2O(aq) + NaNO3(aq)
B + HNO3 = B2O3 + N2 + H2O =>
10 B + 6 HNO3 = 5 B2O3 + 3 N2 + 3 H2O
C2HO2 + O2 = CO2 + H2O =>
4 C2HO2 + 5 O2 = 8 CO2 + 2 H2O
Cr(OH)2 + KOH = K2[Cr(OH)4] =>
Cr(OH)2 + 2 KOH = K2[Cr(OH)4]
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
LiBr + Cu = CuBr + Li2 =>
2 LiBr + 2 Cu = 2 CuBr + Li2
(b)NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l) =>
2(b)NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l)
Al203 + H2SO4 = Al2(SO4)3 + H2 =>
2 Al203 + 609 H2SO4 = 203 Al2(SO4)3 + 609 H2
B4C + Ca(IO2)3 = B2O3 + CO2 + CaO + I =>
5 B4C + 8 Ca(IO2)3 = 10 B2O3 + 5 CO2 + 8 CaO + 24 I
Cr2O3(s) + H2(g) = Cr + H2O(g) =>
Cr2O3(s) + 3 H2(g) = 2 Cr + 3 H2O(g)
Be + HCl = BeH + Cl =>
Be + HCl = BeH + Cl
NaHS + H2S = NaH3S2 =>
NaHS + H2S = NaH3S2
Ca(OH)2 + NaOH + ClO2 + C = NaClO2 + CaCO3 + H2O =>
Ca(OH)2 + 4 NaOH + 4 ClO2 + C = 4 NaClO2 + CaCO3 + 3 H2O
CuH10 + O2 = Cu2O + H2O =>
4 CuH10 + 11 O2 = 2 Cu2O + 20 H2O
NH3 + C3H7Br = C3H7NH2 + HBr =>
NH3 + C3H7Br = C3H7NH2 + HBr
H + IO3 = IO2 + H2O =>
2 H + IO3 = IO2 + H2O
Mg + H2O = H2 + MgO4 =>
Mg + 4 H2O = 4 H2 + MgO4
K2HPO4 + Ca(OH)2 = Ca3(PO4)2 + K3PO4 + H2O =>
6 K2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 4 K3PO4 + 6 H2O
K3(Fe(CN)6){-}3 + Cr2O3 + KOH = K4(Fe(CN)6){-}4 + K2CrO4 + H2O =>
6 K3(Fe(CN)6){-}3 + Cr2O3 + 10 KOH = 6 K4(Fe(CN)6){-}4 + 2 K2CrO4 + 5 H2O
S + N = S4N4 =>
4 S + 4 N = S4N4
K3(PO4)(aq) + CaCl2(aq) = KCl() + Ca3(PO4)2() =>
2 K3(PO4)(aq) + 3 CaCl2(aq) = 6 KCl() + Ca3(PO4)2()
Cr(OH) + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 Cr(OH) + 5 Br2 + 14 KOH = 2 K2CrO4 + 10 KBr + 8 H2O
HCl + AgNO3 = NO3Cl + HAg =>
HCl + AgNO3 = NO3Cl + HAg
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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