| Équations équilibrées la veille | Équations équilibrées le lendemain |
HNO3 + Ca(OH) = Ca(NO3) + H2O
OF2 + H2S = SF2 + H2O =>
OF2 + H2S = SF2 + H2O
FeBr2 + K2S = KBr + FeS =>
FeBr2 + K2S = 2 KBr + FeS
K3Po4 + CaCl2 = KCl + Ca3(Po4)2 =>
2 K3Po4 + 3 CaCl2 = 6 KCl + Ca3(Po4)2
Zn(s) + HI2(aq) = ZnI(aq) + H2(g) =>
4 Zn(s) + 2 HI2(aq) = 4 ZnI(aq) + H2(g)
NaAlO2 + H2SO4 = Al2(SO4)3 + H2O + NaOH =>
2 NaAlO2 + 3 H2SO4 = Al2(SO4)3 + 2 H2O + 2 NaOH
Mn2{+} + O2 + OH{-} + H2O = Mn(OH)3 =>
4 Mn2{+} + 5 O2 + 4 OH{-} + 10 H2O = 8 Mn(OH)3
BeBr2 = Be + Br2 =>
BeBr2 = Be + Br2
HCl + BaH2 = BaCl2 + H2 =>
2 HCl + BaH2 = BaCl2 + 2 H2
Na + N2 = Na3N = =>
6 Na + N2 = 2 Na3N
Na + C2 = Na2C =>
4 Na + C2 = 2 Na2C
Mg + S + O = MgSO4 =>
Mg + S + 4 O = MgSO4
H5IO6 + I2 = IO3 + H3O =>
9 H5IO6 + 2 I2 = 13 IO3 + 15 H3O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
(HNO3) + NaOH = H2O + NaNO3 =>
(HNO3) + NaOH = H2O + NaNO3
Na2SO4 + FeCl3 = Na3Cl3 + Fe2(SO4)3 =>
3 Na2SO4 + 2 FeCl3 = 2 Na3Cl3 + Fe2(SO4)3
Cu(OH)2 + HBr = CuBr2 + H2O =>
Cu(OH)2 + 2 HBr = CuBr2 + 2 H2O
To(NO3) + CaCO3 = ToCO3 + Ca(NO3) =>
To(NO3) + CaCO3 = ToCO3 + Ca(NO3)
KAsO2 + Cl2 + KOH = K3AsO4 + KCl + H2O =>
KAsO2 + Cl2 + 4 KOH = K3AsO4 + 2 KCl + 2 H2O
NaSO4 = NaS + O4 =>
NaSO4 = NaS + O4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
OH{-}(aq) + ClO3{-}(aq) + Fe(OH)3(s) = FeO4{-2}(aq) + Cl{-}(aq) + H2O(l) =>
4 OH{-}(aq) + ClO3{-}(aq) + 2 Fe(OH)3(s) = 2 FeO4{-2}(aq) + Cl{-}(aq) + 5 H2O(l)
Na2HPO4 + CoSO4 = Na2SO4 + CoHPO4 =>
Na2HPO4 + CoSO4 = Na2SO4 + CoHPO4
Na[Fe(S2O3)2] + FeCl3 = FeS4O6 + NaCl + FeCl2 =>
Na[Fe(S2O3)2] + FeCl3 = FeS4O6 + NaCl + FeCl2
C3H6O + H2SO4 = C3H6SO4 + H2O =>
C3H6O + H2SO4 = C3H6SO4 + H2O
CuSO4*5H2O(s) = CuSO4(s) + H2O =>
CuSO4*5H2O(s) = CuSO4(s) + 5 H2O
FeCl3(aq) + SO2(g) + H2O(l) = FeCl2(aq) + HCl(aq) + H2SO4(aq) =>
2 FeCl3(aq) + SO2(g) + 2 H2O(l) = 2 FeCl2(aq) + 2 HCl(aq) + H2SO4(aq)
H2SO4 + Mn(NO3)2 = Mn(SO4) + H(NO3) =>
H2SO4 + Mn(NO3)2 = Mn(SO4) + 2 H(NO3)
Se + NaOH = Na2Se + Na2SeO3 + H2O =>
3 Se + 6 NaOH = 2 Na2Se + Na2SeO3 + 3 H2O
Cr + SnSO4 = Cr2(SO4)3 + Sn =>
2 Cr + 3 SnSO4 = Cr2(SO4)3 + 3 Sn
Co(OH)2 + NH3 = Co(NH3)6{2+} + OH{-} =>
Co(OH)2 + 6 NH3 = Co(NH3)6{2+} + 2 OH{-}
NaMnO4 + NaOH + Na2C2O4 = MnO2 + Na2CO3 + H2O =>
2 NaMnO4 + 4 NaOH + 3 Na2C2O4 = 2 MnO2 + 6 Na2CO3 + 2 H2O
N2O5 = N2 + O2 =>
2 N2O5 = 2 N2 + 5 O2
CaBr2 + Na2C2O4 = CaC2O4 + NaBr =>
CaBr2 + Na2C2O4 = CaC2O4 + 2 NaBr
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + MnSO4 =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
NaO + Ca = CaO + Na =>
NaO + Ca = CaO + Na
C2H8(g) + O2 = CO2 + H2O =>
C2H8(g) + 4 O2 = 2 CO2 + 4 H2O
NaHCO3 + HCl + Ca(NO3)2 = NaCl + CaCO3 + HNO3 =>
NaHCO3 + HCl + Ca(NO3)2 = NaCl + CaCO3 + 2 HNO3
C3H7(OH) + O2 = CO2 + H2O =>
2 C3H7(OH) + 9 O2 = 6 CO2 + 8 H2O
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Ca(No3)2 + Cu(OH)2 = Cu(No3)2 + Ca(OH)2 =>
Ca(No3)2 + Cu(OH)2 = Cu(No3)2 + Ca(OH)2
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
FeC2O4(H2O)2 = Fe2O3 + CO2 + H2O + CO =>
2 FeC2O4(H2O)2 = Fe2O3 + CO2 + 4 H2O + 3 CO
[Zn(H2O)6]{2+} + NH3 = [Zn(NH3)4]{2+} + H2O =>
[Zn(H2O)6]{2+} + 4 NH3 = [Zn(NH3)4]{2+} + 6 H2O
NaHCO3 + NH4Cl + Ca(OH)2 = NH3 + H2O + CaCO3 + NaCl =>
NaHCO3 + NH4Cl + Ca(OH)2 = NH3 + 2 H2O + CaCO3 + NaCl
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Na2B4O7*10H2O(borax) + NaOH = NaBO2 + H2O =>
Na2B4O7*10H2O(borax) + 2 NaOH = 4 NaBO2 + 11 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Au + CN{-} + O2 + H2O = Au(CN)4{-} + OH{-} =>
4 Au + 16 CN{-} + 3 O2 + 6 H2O = 4 Au(CN)4{-} + 12 OH{-}
CaN2 = Ca + N2 =>
CaN2 = Ca + N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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