| Équations équilibrées la veille |
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Bi{3+} + Ce = Bi + Ce{4+} =>
4 Bi{3+} + 3 Ce = 4 Bi + 3 Ce{4+}
NaY + HClO = NaYO3 + HCl =>
NaY + 3 HClO = NaYO3 + 3 HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeCl2(aq) + KOH(aq) = Fe(OH)2(s) + KCl(aq) =>
FeCl2(aq) + 2 KOH(aq) = Fe(OH)2(s) + 2 KCl(aq)
CH3O2H + KOH = CH3O2K + H2O =>
CH3O2H + KOH = CH3O2K + H2O
KNO2 + KI + H2SO4 = K2SO4 + N2 + I2 + H2O =>
2 KNO2 + 6 KI + 4 H2SO4 = 4 K2SO4 + N2 + 3 I2 + 4 H2O
C90H100O20(C9H27O9) + H2 = C12H26 + H2O =>
4 C90H100O20(C9H27O9) + 291 H2 = 33 C12H26 + 116 H2O
HC + NCl = CCl4 + N + H =>
HC + 4 NCl = CCl4 + 4 N + H
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KNO3 + Sb2S3 = Sb2O3 + N2 + K2O + SO2 =>
18 KNO3 + 5 Sb2S3 = 5 Sb2O3 + 9 N2 + 9 K2O + 15 SO2
Ca + NaPo4 = Na + CaPo4 =>
Ca + NaPo4 = Na + CaPo4
Cu2S + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CuSO4 + H2O =>
3 Cu2S + 5 K2Cr2O7 + 23 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 6 CuSO4 + 23 H2O
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
C2H3OCl + C2H6O = C4H8O2 + HCl =>
C2H3OCl + C2H6O = C4H8O2 + HCl
BiS + NHOH = BiOH + SNH =>
BiS + NHOH = BiOH + SNH
C10H22BO + Na + CH3OH = C10H20O + NaOCH3 + BH3 =>
C10H22BO + Na + CH3OH = C10H20O + NaOCH3 + BH3
CO100 = C100 + O =>
100 CO100 = C100 + 10000 O
HCN + O2 = CNO + H2 =>
2 HCN + O2 = 2 CNO + H2
S(s) + O2(g) = SO3(g) =>
2 S(s) + 3 O2(g) = 2 SO3(g)
NaOH + C20H14O4 = NaH14O4 + OHC20 =>
NaOH + C20H14O4 = NaH14O4 + OHC20
PbO2 = Pb202 + O =>
202 PbO2 = Pb202 + 404 O
(NH4)2CO + H2SO4 = (NH4)2SO4 + H2CO =>
(NH4)2CO + H2SO4 = (NH4)2SO4 + H2CO
KCl(aq) + Pb(CH3COO)2(aq) = K(CH3COO)(aq) + PbCl2(s) =>
2 KCl(aq) + Pb(CH3COO)2(aq) = 2 K(CH3COO)(aq) + PbCl2(s)
Cr2Mg + OH = Cr + MgH + O =>
Cr2Mg + OH = 2 Cr + MgH + O
NaCIO + Ba(NO3)2 = NaNO3 + Ba(CIO)2 =>
2 NaCIO + Ba(NO3)2 = 2 NaNO3 + Ba(CIO)2
C2H5OH + K2Cr2O = C2H4O2 + K2Cr2 + H2O =>
C2H5OH + 2 K2Cr2O = C2H4O2 + 2 K2Cr2 + H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Sn(OH)2 + KOH + H2O + K2CrO4 = K2[Sn(OH)6] + K3[Cr(OH)6] =>
3 Sn(OH)2 + 8 KOH + 8 H2O + 2 K2CrO4 = 3 K2[Sn(OH)6] + 2 K3[Cr(OH)6]
BaO + MgBr2 = BaBr2 + MgO =>
BaO + MgBr2 = BaBr2 + MgO
MgI2 + Ni3(PO4)2 = Mg3(PO4)2 + NiI2 =>
3 MgI2 + Ni3(PO4)2 = Mg3(PO4)2 + 3 NiI2
Cu(NO3)2 + C6H8O7 = CuO + N2 + CO2 + H2O =>
9 Cu(NO3)2 + 5 C6H8O7 = 9 CuO + 9 N2 + 30 CO2 + 20 H2O
CH2OH{-}CHOH{-}CH + HBr = CH2Br{-}CHBr{-}CH2Br + H2O =>
CH2OH{-}CHOH{-}CH + HBr = CH2Br{-}CHBr{-}CH2Br + H2O
CH2OH{-}CHOH{-}CHOH{-}CH2OH + Na = CH2ONa{-}CHONa{-}CHONa{-}CH2ONa + H2 =>
2 CH2OH{-}CHOH{-}CHOH{-}CH2OH + 2 Na = 2 CH2ONa{-}CHONa{-}CHONa{-}CH2ONa + H2
H(NO3) + K(OH) = K(NO3) + HOH =>
H(NO3) + K(OH) = K(NO3) + HOH
FeS + HCI = FeCI + HS =>
FeS + HCI = FeCI + HS
NH4Cl + CaO = NH3 + CaCl2 + H2O =>
2 NH4Cl + CaO = 2 NH3 + CaCl2 + H2O
CuCl2 + CaO = CuCl + CaCl2 + O2 =>
4 CuCl2 + 2 CaO = 4 CuCl + 2 CaCl2 + O2
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K{3}PO{4} + HCl = KCl + H{3}PO}{4} =>
K{3}PO{4} + HCl = KCl + H{3}PO}{4}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + Ag(NO3) = Cu(NO3)2 + Ag =>
Cu + 2 Ag(NO3) = Cu(NO3)2 + 2 Ag
SiO2 + CaF2 + H2SO4 = CaSO4 + SiF4 + H2O =>
SiO2 + 2 CaF2 + 2 H2SO4 = 2 CaSO4 + SiF4 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe(OH)3 + OH{-} + ClO{-} = FeO4{-}2 + Cl{-} + H2O =>
Fe(OH)3 + OH{-} + 2 ClO{-} = FeO4{-}2 + 2 Cl{-} + 2 H2O
Ba(HSO4)2 + KMnO4 = BaSO4 + K2SO4 + MnSO4 + H2O + O2 =>
6 Ba(HSO4)2 + 4 KMnO4 = 6 BaSO4 + 2 K2SO4 + 4 MnSO4 + 6 H2O + 5 O2
Li2O + FeCl2 = LiCl + FeO =>
Li2O + FeCl2 = 2 LiCl + FeO
KMnO4 + C2H2O4 + H2SO4 = MnSO4 + CO2 + H2O + K2SO4 =>
2 KMnO4 + 5 C2H2O4 + 3 H2SO4 = 2 MnSO4 + 10 CO2 + 8 H2O + K2SO4
HF + Mn(OH)7 = MnF7 + H2O =>
7 HF + Mn(OH)7 = MnF7 + 7 H2O
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Équations équilibrées sur12/15/24
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