| Équations équilibrées la veille |
CaC2 + Br2 = CaBr2 + 2 C
Na2SbS4 + HCl = SbS3 + H2S + NaCl =>
Na2SbS4 + 2 HCl = SbS3 + H2S + 2 NaCl
[Cu(NH3)4(OH)2] + HCl = CuCl2 + H2O + NH4Cl =>
[Cu(NH3)4(OH)2] + 6 HCl = CuCl2 + 2 H2O + 4 NH4Cl
KNO3 + (NH4)2CO3 = NH4NO3 + K2CO3 =>
2 KNO3 + (NH4)2CO3 = 2 NH4NO3 + K2CO3
GaBr3 + Cs3P = GaP + CsBr =>
GaBr3 + Cs3P = GaP + 3 CsBr
BaCl2 + Mg = BaMgCl2 =>
BaCl2 + Mg = BaMgCl2
H2SO3 + LiCl = Li2SO3 + HCl =>
H2SO3 + 2 LiCl = Li2SO3 + 2 HCl
HCl(aq) + CaCO3(s) = H2CO3(g) + CaCl2 =>
2 HCl(aq) + CaCO3(s) = H2CO3(g) + CaCl2
AgNO3 + CaJ2 = Ca(NO3)2 + AgJ =>
2 AgNO3 + CaJ2 = Ca(NO3)2 + 2 AgJ
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
Cl + AlI3 = AlCl3 + I2 =>
6 Cl + 2 AlI3 = 2 AlCl3 + 3 I2
SCN{-} + BrO3{-} + H2O = Br{-} + SO4{2-} + HCN + H{+} =>
SCN{-} + BrO3{-} + H2O = Br{-} + SO4{2-} + HCN + H{+}
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C8H20O6 + O2 = CO2 + H2O =>
C8H20O6 + 10 O2 = 8 CO2 + 10 H2O
C2H5OH + K2Cr2O7 = CH3COOK + H2O + KOH + CrO2 =>
C2H5OH + K2Cr2O7 = CH3COOK + H2O + KOH + 2 CrO2
C288H318O102 + O2 = CO2 + H2O =>
2 C288H318O102 + 633 O2 = 576 CO2 + 318 H2O
H2O + C4H8O2 = H3O + C4H7O2 =>
H2O + C4H8O2 = H3O + C4H7O2
H2S + KMnO4 + HNO3 = K2(SO4) + Mn(SO4) + Mn(NO3)2 + H2O =>
5 H2S + 8 KMnO4 + 14 HNO3 = 4 K2(SO4) + Mn(SO4) + 7 Mn(NO3)2 + 12 H2O
HNO3 + HI = NO + I + H2O =>
HNO3 + 3 HI = NO + 3 I + 2 H2O
H2C2O4 + Ni(OH)2 = HOH + Ni(HC2O4)2 =>
2 H2C2O4 + Ni(OH)2 = 2 HOH + Ni(HC2O4)2
H2S + PbS = H2S2Pb =>
H2S + PbS = H2S2Pb
I{-} + H2SO4 = HI + HSO4{-} =>
I{-} + H2SO4 = HI + HSO4{-}
CaCl + NH4OH + CO2 = CaCO3 + H2O + (NH4)2Cl =>
CaCl + 2 NH4OH + CO2 = CaCO3 + H2O + (NH4)2Cl
Al + CuCl2 = AlCl2 + Cu =>
Al + CuCl2 = AlCl2 + Cu
Mg + H2SO4 = MgSO4 + H2O + SO2 =>
Mg + 2 H2SO4 = MgSO4 + 2 H2O + SO2
C6H12O6(g) + O2(g) = H2O(g) + CO2(g) =>
C6H12O6(g) + 6 O2(g) = 6 H2O(g) + 6 CO2(g)
MnSO4 + Ba(oh)2 = Mn(oh)2 + BaSO4 =>
2 MnSO4 + Ba(oh)2 = Mn(oh)2 + 2 BaSO4
KI + K2Cr2O7 + H2O = Cr2O3 + KOH + I2 =>
6 KI + K2Cr2O7 + 4 H2O = Cr2O3 + 8 KOH + 3 I2
HCO3 = CO + HO2 =>
HCO3 = CO + HO2
BaOH + Rb = RbOH + Ba =>
BaOH + Rb = RbOH + Ba
Se + KCl = K2Se + Cl2 =>
Se + 2 KCl = K2Se + Cl2
XeO3 + HF = XeF4 + H2O + O2 =>
2 XeO3 + 8 HF = 2 XeF4 + 4 H2O + O2
KCl + H = K + HCl =>
KCl + H = K + HCl
NH4CH3COO + H2O = NH4OH + HCH3COO =>
NH4CH3COO + H2O = NH4OH + HCH3COO
K2Zn(OH)4 + H2SO4 = K2SO4 + ZnSO4 + H2O =>
K2Zn(OH)4 + 2 H2SO4 = K2SO4 + ZnSO4 + 4 H2O
NaHCO3(s) + CH3COOH(aq) = H2CO3(aq) + CH3COO{-}(aq) + Na{+}(aq)H2CO3(aq) = H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(aq) = H2CO3(aq) + CH3COO{-}(aq) + Na{+}(aq)H2CO3(aq)
Ge(s) + F2(g) = GeF2 =>
Ge(s) + F2(g) = GeF2
O = O1 =>
O = O1
(H2SO4) + NaOH = (Na2SO4) + (H2O) =>
(H2SO4) + 2 NaOH = (Na2SO4) + 2(H2O)
C2O4{-2} + MnO2 + H{+} = CO2 + Mn{2+} + H2O =>
C2O4{-2} + MnO2 + 4 H{+} = 2 CO2 + Mn{2+} + 2 H2O
CuO + P2O5 = Cu3(PO4)2 =>
3 CuO + P2O5 = Cu3(PO4)2
H3BO4 + NaOH = HOH + Na3BO4 =>
H3BO4 + 3 NaOH = 3 HOH + Na3BO4
N2H4 = N2 + NH3 =>
3 N2H4 = N2 + 4 NH3
CH3CH2CHCH3 + O2 = CO2 + H2O =>
4 CH3CH2CHCH3 + 25 O2 = 16 CO2 + 18 H2O
KNO3 + H2O = K2 + O2 + HNO3 =>
4 KNO3 + 2 H2O = 2 K2 + O2 + 4 HNO3
Mn3O3 + Si = SiO2 + Mn =>
2 Mn3O3 + 3 Si = 3 SiO2 + 6 Mn
NaOH + S = Na2S + NaS2O3 + H2O =>
12 NaOH + 9 S = 5 Na2S + 2 NaS2O3 + 6 H2O
CaSO4 + BaS = CaS + BaSO4 =>
CaSO4 + BaS = CaS + BaSO4
H{+} + SeO4{-2} + Hg + Cl{-} = SeO3{-2} + Hg2Cl2 + H2O =>
2 H{+} + SeO4{-2} + 2 Hg + 2 Cl{-} = SeO3{-2} + Hg2Cl2 + H2O
KMnO4 + Na = Na2O + K2O + MnO2 =>
2 KMnO4 + 6 Na = 3 Na2O + K2O + 2 MnO2
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