| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaC2 + 2 HNO3 = Ca(NO3)2 + C2H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
CuO + NH4NO3 = Cu(NO3)2 + H2O + NH3 =>
CuO + 2 NH4NO3 = Cu(NO3)2 + H2O + 2 NH3
Cu = Cu2 =>
2 Cu = Cu2
CrI3 + Cl2 + OH{-} = CrO4{-2} + IO4{-} + Cl{-} + H2O =>
2 CrI3 + 27 Cl2 + 64 OH{-} = 2 CrO4{-2} + 6 IO4{-} + 54 Cl{-} + 32 H2O
Mn{2+} + H2O2 + OH{-} = MnO2{+} + H2O =>
2 Mn{2+} + 3 H2O2 + 2 OH{-} = 2 MnO2{+} + 4 H2O
NaOH + ZnCl2 = NaOHZnCl2 =>
NaOH + ZnCl2 = NaOHZnCl2
P4 + Cl = PCl5 =>
P4 + 20 Cl = 4 PCl5
W + MnO2 = WO3 + MnO =>
W + 3 MnO2 = WO3 + 3 MnO
Be + NaOH = Be(NaOH)2 =>
Be + 2 NaOH = Be(NaOH)2
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3(PMo12O40) + NH4NO3 + NaNO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3(PMo12O40) + 21 NH4NO3 + 2 NaNO3 + 12 H2O
MgO(s) + Fe(s) = Fe2O3(s) + Mg(s) =>
3 MgO(s) + 2 Fe(s) = Fe2O3(s) + 3 Mg(s)
Sc + HNO3 = Sc(NO3)3 + NO2 + H2O =>
Sc + 6 HNO3 = Sc(NO3)3 + 3 NO2 + 3 H2O
K(OH)HI = H2OKI =>
K(OH)HI = H2OKI
CrI3 + Cl2 + OH{-} = CrO4{2-} + IO4{-} + Cl{-} + H2O =>
2 CrI3 + 27 Cl2 + 64 OH{-} = 2 CrO4{2-} + 6 IO4{-} + 54 Cl{-} + 32 H2O
HNO3 + NaOH = Na + NO3 + H2O =>
HNO3 + NaOH = Na + NO3 + H2O
H2SO4 + Mg = H2 + MgSO4 =>
H2SO4 + Mg = H2 + MgSO4
Cu = Cu{+2} + e =>
Cu = Cu{+2} + 2e
Li + H2O = H2 + LiOH =>
2 Li + 2 H2O = H2 + 2 LiOH
HBr + Cu = CuBr2 + H2 =>
2 HBr + Cu = CuBr2 + H2
IBr + NH3 = NI3 + NH4Br = =>
3 IBr + 4 NH3 = NI3 + 3 NH4Br
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3(PMo12O40) + NH4NO3 + NaNO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3(PMo12O40) + 21 NH4NO3 + 2 NaNO3 + 12 H2O
Al + ZnSO4 = Al2(SO4)3 + Zn =>
2 Al + 3 ZnSO4 = Al2(SO4)3 + 3 Zn
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3[PMo12O40] + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3[PMo12O40] + 2 NaNO3 + 21 NH4NO3 + 12 H2O
Ba3N2 + H2O = (Ba(OH)2) + (NH3) =>
Ba3N2 + 6 H2O = 3(Ba(OH)2) + 2(NH3)
Cr2O3 + HNo3 = Cr(No3)3 + H2O =>
Cr2O3 + 6 HNo3 = 2 Cr(No3)3 + 3 H2O
MgO(s) = Mg(s) + O2(g) =>
2 MgO(s) = 2 Mg(s) + O2(g)
N2CO3 + HCl = HCO3 + N2Cl =>
N2CO3 + HCl = HCO3 + N2Cl
Li3Be4 = Li2 + Be4 =>
2 Li3Be4 = 3 Li2 + 2 Be4
Fe(NO3)2 + NaI = FeI + Na(NO3)2 =>
Fe(NO3)2 + NaI = FeI + Na(NO3)2
CrI3 + OH{-} + Cl2 = CrO4{-}2 + IO4{-} + Cl{-} + H2O =>
CrI3 + 32 OH{-} + 14 Cl2 = CrO4{-}2 + 3 IO4{-} + 28 Cl{-} + 16 H2O
ClO3 + I2 + H = ICl3 + H2O =>
6 ClO3 + I2 + 36 H = 2 ICl3 + 18 H2O
NaOH + NaClO + KI = KO + HCl + NaI =>
NaOH + NaClO + 2 KI = 2 KO + HCl + 2 NaI
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
Ba(OH)2 + CH3COOH = Ba(CH3COOH)2 + OH =>
Ba(OH)2 + 2 CH3COOH = Ba(CH3COOH)2 + 2 OH
(NH4)(NO2) = N2 + H2O =>
(NH4)(NO2) = N2 + 2 H2O
HgI2(s) + KI = K2(HgI4) =>
HgI2(s) + 2 KI = K2(HgI4)
K2CrO4 + CrO3 = K2Cr2O7 =>
K2CrO4 + CrO3 = K2Cr2O7
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3PMo12O40 + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3PMo12O40 + 2 NaNO3 + 21 NH4NO3 + 12 H2O
Na2CO3 + NiCl2 = Na2Cl2 + CO3Ni =>
Na2CO3 + NiCl2 = Na2Cl2 + CO3Ni
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
CrI3 + Cl2 + OH{-} = CrO4{2-} + Cl{-} + I2 + H2O =>
2 CrI3 + 6 Cl2 + 16 OH{-} = 2 CrO4{2-} + 12 Cl{-} + 3 I2 + 8 H2O
Cu = Cu{2+} + {-} =>
Cu = Cu{2+} + 2e
S + NO = SO2 + N2 =>
S + 2 NO = SO2 + N2
(NO3)2 = NO3 =>
(NO3)2 = 2 NO3
C3H6 + O6 = CO + HO =>
2 C3H6 + 3 O6 = 6 CO + 12 HO
NH4HCO3 + H2SO4 = (NH4)2SO4 + H2O + CO2 =>
2 NH4HCO3 + H2SO4 = (NH4)2SO4 + 2 H2O + 2 CO2
NaCl(s) + H2SO4(l) = Na2SO4(s) + HCl(g) =>
2 NaCl(s) + H2SO4(l) = Na2SO4(s) + 2 HCl(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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