| Équations équilibrées la veille |
2 K2CrO4 + 6 KBr + 8 H2SO4 = 5 K2SO4 + Cr2(SO4)3 + 3 Br2 + 8 H2O
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
CH2O = C + H2O =>
CH2O = C + H2O
Rb + LiCl = RbLi + Cl =>
Rb + LiCl = RbLi + Cl
CH3CO2H + NaOH = CH3CO2Na + H2O =>
CH3CO2H + NaOH = CH3CO2Na + H2O
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
Zr + N = ZrN =>
Zr + N = ZrN
CdCl2 + (NH4)2S = CdS + (NH4)2Cl2 =>
CdCl2 + (NH4)2S = CdS + (NH4)2Cl2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
OH + H2S = H2O + S =>
2 OH + H2S = 2 H2O + S
SO2(g) + Li2Se(s) = SSe2(s) + Li2O(s) =>
SO2(g) + 2 Li2Se(s) = SSe2(s) + 2 Li2O(s)
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
C3N3O3H3 + NaOH + Cl2 = C3Cl3N3O3 + NaCl + H2O =>
C3N3O3H3 + 3 NaOH + 3 Cl2 = C3Cl3N3O3 + 3 NaCl + 3 H2O
CdCl2 + (NH4)2S = CdS + (NH4)Cl =>
CdCl2 + (NH4)2S = CdS + 2(NH4)Cl
Cs2CrO4 + Rb2O = Cs2O + Rb2CrO4 =>
Cs2CrO4 + Rb2O = Cs2O + Rb2CrO4
Ca + HOH = Ca(OH)2 + H =>
Ca + 2 HOH = Ca(OH)2 + 2 H
(NH4)2C2O4 = (CONH2)2 + H2O =>
(NH4)2C2O4 = (CONH2)2 + 2 H2O
LiBr + Al(NO3)3 = AlBr3 + LiNO3 =>
3 LiBr + Al(NO3)3 = AlBr3 + 3 LiNO3
CH4(g) + H2O2(l) = CO(g) + H2(g) =>
2 CH4(g) + H2O2(l) = 2 CO(g) + 5 H2(g)
K + HOH = KOH + H =>
K + HOH = KOH + H
Fe304 + HNO3 = Fe(NO3)3 + NH4NO3 + H2O =>
Fe304 + 1140 HNO3 = 304 Fe(NO3)3 + 114 NH4NO3 + 342 H2O
ZnCl{2+} + AgNO{+3} = AgCl + Zn(NO{+3}){+2} =>
ZnCl{2+} + AgNO{+3} = AgCl + Zn(NO{+3}){+2}
Fe3O4 + CaO2 = Fe2O3 + CaO =>
2 Fe3O4 + CaO2 = 3 Fe2O3 + CaO
HN3 + O2 = NO2 + H2O =>
4 HN3 + 13 O2 = 12 NO2 + 2 H2O
HN3 + O2 = N2 + H2O =>
4 HN3 + O2 = 6 N2 + 2 H2O
Na2S2O5 + H2O = Na{+} + HSO3{-} =>
Na2S2O5 + H2O = 2 Na{+} + 2 HSO3{-}
HN3 + O2 = NO2 + H2O =>
4 HN3 + 13 O2 = 12 NO2 + 2 H2O
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O =>
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O
H2CO3 + H2SO4 = H4CO3SO4 =>
H2CO3 + H2SO4 = H4CO3SO4
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
K2CO3(s) + HNO3(aq) = KNO3(aq) + H2O(l) + CO2(g) =>
K2CO3(s) + 2 HNO3(aq) = 2 KNO3(aq) + H2O(l) + CO2(g)
Pr2O3 + O2 = PrO2 =>
2 Pr2O3 + O2 = 4 PrO2
Zr + N2 = Zr3N4 =>
3 Zr + 2 N2 = Zr3N4
(CH3)2O2 + O2 = CO2 + H2O =>
2(CH3)2O2 + 5 O2 = 4 CO2 + 6 H2O
HN3 + O2 = N2 + H2O =>
4 HN3 + O2 = 6 N2 + 2 H2O
Nb2O5 + H2 = Nb + H2O =>
Nb2O5 + 5 H2 = 2 Nb + 5 H2O
C8 + O2 = CO2 =>
C8 + 8 O2 = 8 CO2
Na2S2O5 + H2O = SO2 + NaOH =>
Na2S2O5 + H2O = 2 SO2 + 2 NaOH
HN3 + O2 = NO2 + H2O =>
4 HN3 + 13 O2 = 12 NO2 + 2 H2O
HCH3O2 + NaHO3 = NaC2H3O2 + H2O + CO2 =>
3 HCH3O2 + NaHO3 = NaC2H3O2 + 5 H2O + CO2
PH3 + (HO)2 = P2O5 + H2O =>
2 PH3 + 8(HO)2 = P2O5 + 11 H2O
CH3C(CH3)C(CH3)CH3 + KMnO4 + KOH = (CH3)2C(OK)C(OK)(CH3)2 + K2MnO4 + H2O =>
CH3C(CH3)C(CH3)CH3 + 2 KMnO4 + 4 KOH = (CH3)2C(OK)C(OK)(CH3)2 + 2 K2MnO4 + 2 H2O
ZnF2 + HCl = ZnCl2 + HF =>
ZnF2 + 2 HCl = ZnCl2 + 2 HF
HI(aq) + CsOH(aq) = CsI(aq) + H2O(l) =>
HI(aq) + CsOH(aq) = CsI(aq) + H2O(l)
CH3CO2H + NaOH = CH3CO2Na + H2O =>
CH3CO2H + NaOH = CH3CO2Na + H2O
FeCl3(aq) + NaCl(aq) = NaCl3 + FeCl(aq) =>
FeCl3(aq) + NaCl(aq) = NaCl3 + FeCl(aq)
MnO4{-} + MnS2O3 + OH{-} = SO4{2-} + MnO2 + H2O =>
10 MnO4{-} + 3 MnS2O3 + 2 OH{-} = 6 SO4{2-} + 13 MnO2 + H2O
NaOH + Zn = Na2O2Zn + H2 =>
2 NaOH + Zn = Na2O2Zn + H2
Cs + F = CsF =>
Cs + F = CsF
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Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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