| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + H2SO4 = 2 H2O + Na2SO4
Mg(NO3)2 + Na3P = Mg3P2 + NaNO3 =>
3 Mg(NO3)2 + 2 Na3P = Mg3P2 + 6 NaNO3
Cr(OH)6 = CrO3 + H2O =>
Cr(OH)6 = CrO3 + 3 H2O
MgCl2 + MnO2 + HNO3 = Mg(NO3)2 + Mn(NO3)2 + H2O + Cl2 =>
MgCl2 + MnO2 + 4 HNO3 = Mg(NO3)2 + Mn(NO3)2 + 2 H2O + Cl2
Cl2 + H2S + H2O = H2SO4 + HCl =>
4 Cl2 + H2S + 4 H2O = H2SO4 + 8 HCl
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
H2SO4 + Ag2O = Ag2SO4 + H2O =>
H2SO4 + Ag2O = Ag2SO4 + H2O
Cu(HCO3)2 + K = K(HCO3) + Cu =>
Cu(HCO3)2 + 2 K = 2 K(HCO3) + Cu
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Na2SO4 + Sr = SrSO4 + Na =>
Na2SO4 + Sr = SrSO4 + 2 Na
PbOHNO3 + H2O = Pb(OH)2 + HNO3 =>
PbOHNO3 + H2O = Pb(OH)2 + HNO3
FeS + H2O = Fe2O3 + H2S + H2 =>
2 FeS + 3 H2O = Fe2O3 + 2 H2S + H2
AgCrO = Ag + CrO =>
AgCrO = Ag + CrO
H2O2 + MnO2 = Mn{2+} + H2O + MnO4{-} =>
2 H2O2 + 3 MnO2 = Mn{2+} + 2 H2O + 2 MnO4{-}
Cu + H2SO4(prask) = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4(prask) = CuSO4 + SO2 + 2 H2O
CuBr2(aq) + K(s) = Cu(s) + KBr(aq) =>
CuBr2(aq) + 2 K(s) = Cu(s) + 2 KBr(aq)
H3PO4 + HNO3 = H2PO7 + NO + H2O =>
3 H3PO4 + 7 HNO3 = 3 H2PO7 + 7 NO + 5 H2O
HCl(aq) + Cu2CO3(OH)2 = H2O(l) + CO2(g) + CuCl2(aq) =>
4 HCl(aq) + Cu2CO3(OH)2 = 3 H2O(l) + CO2(g) + 2 CuCl2(aq)
C8H4O3 + C2H5NO2 = C10H7NO4 + H2O =>
C8H4O3 + C2H5NO2 = C10H7NO4 + H2O
BaCO3 + CO2 + H2O = Ba(HCO3)2 =>
BaCO3 + CO2 + H2O = Ba(HCO3)2
HOOCCHOHCHOHCOOH + C2H5OH = CH3CH2OCCHOHCHOHCOCH2CH3 + H2O =>
5 HOOCCHOHCHOHCOOH + 18 C2H5OH = 7 CH3CH2OCCHOHCHOHCOCH2CH3 + 20 H2O
H2 + CI2 = HCI2 =>
H2 + 2 CI2 = 2 HCI2
AgNO3 + (Na)2CrO4 = Ag2CrO4 + NaNO3 =>
2 AgNO3 + (Na)2CrO4 = Ag2CrO4 + 2 NaNO3
Na2O = O + Na =>
Na2O = O + 2 Na
SO2 + SO3 = SO2SO3 =>
SO2 + SO3 = SO2SO3
NaNO3 + FeCl2 = NaCl2 + FeNO3 =>
NaNO3 + FeCl2 = NaCl2 + FeNO3
NaOH + NaCl = HClO + Na =>
NaOH + NaCl = HClO + 2 Na
As{5+} + Sn{2+} + Cl{-} = [Sn(Cl)6]{2-} + As =>
2 As{5+} + 5 Sn{2+} + 30 Cl{-} = 5[Sn(Cl)6]{2-} + 2 As
Mg(OH)2(s) + HCl(ag) = MgCl2(ag) + H2O(l) =>
Mg(OH)2(s) + 2 HCl(ag) = MgCl2(ag) + 2 H2O(l)
NaOH + H2SOU = Na2SOU + H2O =>
2 NaOH + H2SOU = Na2SOU + 2 H2O
Al + HOH = Al(OH)3 + H =>
Al + 3 HOH = Al(OH)3 + 3 H
NaOH + S + O2 = Na2S2O5 + H2O =>
2 NaOH + 2 S + 2 O2 = Na2S2O5 + H2O
Mn(OH)2 + NaOH + H2O2 = Na2MnO4 + H2O =>
Mn(OH)2 + 2 NaOH + 2 H2O2 = Na2MnO4 + 4 H2O
SO2Ba(OH)2 = BaSO3H2O =>
SO2Ba(OH)2 = BaSO3H2O
C6H12O6 + KNO3 = K2CO3 + N2 + H2O + CO2 =>
5 C6H12O6 + 24 KNO3 = 12 K2CO3 + 12 N2 + 30 H2O + 18 CO2
FeOBr2 = Br2OFe =>
FeOBr2 = Br2OFe
Zn + CaCO3 = ZnO + CaO + CO =>
Zn + CaCO3 = ZnO + CaO + CO
Cu(HCO3)2 + K = K(HCO3) + Cu =>
Cu(HCO3)2 + 2 K = 2 K(HCO3) + Cu
H2O2 + MnO2 = Mn{2+} + H2O + MnO4{-} =>
2 H2O2 + 3 MnO2 = Mn{2+} + 2 H2O + 2 MnO4{-}
CuSO4 + NaHS = CuS + NaHSO4 =>
CuSO4 + NaHS = CuS + NaHSO4
C6H12O6(g) + O2(s) = CO2(g) + H2O =>
C6H12O6(g) + 6 O2(s) = 6 CO2(g) + 6 H2O
CH3CH2CN + H2 = CH3CH2CH2NH2 =>
CH3CH2CN + 2 H2 = CH3CH2CH2NH2
CaCO3 + HC2H3O2 = Ca(C2H3O2)2 + H2CO3 =>
CaCO3 + 2 HC2H3O2 = Ca(C2H3O2)2 + H2CO3
CaO2 + Al = AlO2 + Ca =>
CaO2 + Al = AlO2 + Ca
Ba(NO3)2(aq) + CuSO4*5H2O(aq) = BaSO4(s) + Cu(NO3)2(ag) + H2O =>
Ba(NO3)2(aq) + CuSO4*5H2O(aq) = BaSO4(s) + Cu(NO3)2(ag) + 5 H2O
LiOH + HClO4 = Li(ClO4) + H2O =>
LiOH + HClO4 = Li(ClO4) + H2O
Na2SO4 + Sr = SrSO4 + Na =>
Na2SO4 + Sr = SrSO4 + 2 Na
Cr(OH)3HNO3 = CrNO3H(OH)3 =>
Cr(OH)3HNO3 = CrNO3H(OH)3
Tl + Br = TlBr =>
Tl + Br = TlBr
MnO4{-} + CH3CH2 + OH{-} = MnO4{2-} + CH3COO{-} + H2O =>
5 MnO4{-} + CH3CH2 + 6 OH{-} = 5 MnO4{2-} + CH3COO{-} + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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