| Équations équilibrées la veille |
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
NaClO4 + H2SO4 + Sb = NaCl + H2O + Sb2(SO4)3 =>
3 NaClO4 + 12 H2SO4 + 8 Sb = 3 NaCl + 12 H2O + 4 Sb2(SO4)3
NH4Br + Cl2 = NH4Cl + Br2 =>
2 NH4Br + Cl2 = 2 NH4Cl + Br2
NH4Cl + Ba(NO3)2 = NH4NO3 + BaCl2 =>
2 NH4Cl + Ba(NO3)2 = 2 NH4NO3 + BaCl2
MgF2 + Ag = Mg + AgF =>
MgF2 + 2 Ag = Mg + 2 AgF
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K + HCO3 = KHCO3 =>
K + HCO3 = KHCO3
Ca3(Po4)2 + KOH = Ca(OH)2 + K3Po4 =>
Ca3(Po4)2 + 6 KOH = 3 Ca(OH)2 + 2 K3Po4
Mg + Cu{+}NO{3-} = Mg{2+}NO{3-} + Cu =>
Mg + 2 Cu{+}NO{3-} = Mg{2+}NO{3-} + 2 Cu
CH3 + Cl2 = CCl4 + H2 =>
2 CH3 + 4 Cl2 = 2 CCl4 + 3 H2
Na2CO3 + Pb(NO3)2 = Na + NO3 + PbCO3 =>
Na2CO3 + Pb(NO3)2 = 2 Na + 2 NO3 + PbCO3
H3PO4(aq) + HCl(aq) = PCl5(g) + H2O(l) =>
H3PO4(aq) + 5 HCl(aq) = PCl5(g) + 4 H2O(l)
B2H2 + Cl2 = B2Cl2 + H2 =>
B2H2 + Cl2 = B2Cl2 + H2
CuO2 + NaOH = Cu(OH)2 + NaO =>
CuO2 + 2 NaOH = Cu(OH)2 + 2 NaO
HBrO + Fe(OH)3 = Fe(BrO)3 + H2O =>
3 HBrO + Fe(OH)3 = Fe(BrO)3 + 3 H2O
CsO{-}1 + Au3ClO4{-}1 = CsClO4{-}1 + Au3O{-}1 =>
CsO{-}1 + Au3ClO4{-}1 = CsClO4{-}1 + Au3O{-}1
SnO + NaOH + H2O = Na[Sn(OH)3] =>
SnO + NaOH + H2O = Na[Sn(OH)3]
Ca(OCl)2 + NaCl + H2O = NaOH + Ca(OH)2 + Cl2 =>
Ca(OCl)2 + 2 NaCl + 2 H2O = 2 NaOH + Ca(OH)2 + 2 Cl2
NaNo3BaCl2 = NaCl2BaNo3 =>
NaNo3BaCl2 = NaCl2BaNo3
NaOH + H3AsO4 = Na3AsO4 + HOH =>
3 NaOH + H3AsO4 = Na3AsO4 + 3 HOH
K2SO4 + HCI = H2SO4 + KCI =>
K2SO4 + 2 HCI = H2SO4 + 2 KCI
AgNO3 + FeBr3 = AgFe + NO3Br3 =>
AgNO3 + FeBr3 = AgFe + NO3Br3
HCl(aq) + AgC2H3O(aq) = AgCl(s) + HC2H3O =>
HCl(aq) + AgC2H3O(aq) = AgCl(s) + HC2H3O
Na2SO3 + H2SO4 + K2Cr2O7 = Na2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Na2SO3 + 4 H2SO4 + K2Cr2O7 = 3 Na2SO4 + Cr2(SO4)3 + K2SO4 + 4 H2O
C2H5OH + NaOH + CuSO4 = Cu2O + Na2SO4 + H2O + COH =>
C2H5OH + 12 NaOH + 6 CuSO4 = 3 Cu2O + 6 Na2SO4 + 8 H2O + 2 COH
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
Cl + ZnI2 = ZnCl2 + I2 =>
2 Cl + ZnI2 = ZnCl2 + I2
HOCHCHCH2OH + O2 = CO2 + H2O =>
2 HOCHCHCH2OH + 7 O2 = 6 CO2 + 6 H2O
H2SO4 + Cu(OH)2 = CuSO4 + H2O =>
H2SO4 + Cu(OH)2 = CuSO4 + 2 H2O
Co{+2} + K2CrO4 = K{+} + CoCrO4 =>
Co{+2} + K2CrO4 = 2 K{+} + CoCrO4
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
CuS + HNO3 = Cu(NO3)2 + H2S =>
CuS + 2 HNO3 = Cu(NO3)2 + H2S
P4O10 + H2O = P(OH)5 =>
P4O10 + 10 H2O = 4 P(OH)5
C6H8O8 + CaCO3 = Ca3(C6H5O7)2 + CO2 + H2O =>
9 C6H8O8 + 12 CaCO3 = 4 Ca3(C6H5O7)2 + 18 CO2 + 16 H2O
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
MgHCl = HMgCl =>
MgHCl = HMgCl
K(s) + H2O(l) = KOH(sq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(sq) + H2(g)
Pb + CuCl2 = PbCl2 + Cu =>
Pb + CuCl2 = PbCl2 + Cu
He1 = He =>
He1 = He
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
C2H4(g) + Br(g) = CH2BrCH2Br(g) =>
C2H4(g) + 2 Br(g) = CH2BrCH2Br(g)
K4[Fe(cn)6] + H2O + O3 = K3[Fe(cn)6] + KOH =>
6 K4[Fe(cn)6] + 3 H2O + O3 = 6 K3[Fe(cn)6] + 6 KOH
NH4Cl + Ba(NO3)2 = NH4NO3 + BaCl2 =>
2 NH4Cl + Ba(NO3)2 = 2 NH4NO3 + BaCl2
HSO4{-} = H{+} + SO4{-2} =>
HSO4{-} = H{+} + SO4{-2}
H2S4 + NaOH = Na2S4 + H2O =>
H2S4 + 2 NaOH = Na2S4 + 2 H2O
C6H5NH2 + C5H6Br3N = HBr + C5H5N + C6H5Br2N =>
C6H5NH2 + 2 C5H6Br3N = 4 HBr + 2 C5H5N + C6H5Br2N
H2SO4 + KMnO4 + CaC2O4 = MnSO4 + CO2 + K2SO4 + CaSO4 + H2O =>
8 H2SO4 + 2 KMnO4 + 5 CaC2O4 = 2 MnSO4 + 10 CO2 + K2SO4 + 5 CaSO4 + 8 H2O
HCN + Na = NaCN + H2 =>
2 HCN + 2 Na = 2 NaCN + H2
H2[SnCl6] + KOH = K2[SnCl6] + HOH =>
H2[SnCl6] + 2 KOH = K2[SnCl6] + 2 HOH
K(s) + H2O(l) = KOH(sq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(sq) + H2(g)
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