| Équations équilibrées la veille |
2 H3AsO4 + 3 Be(OH)2 = Be3(AsO4)2 + 6 H2O
FeCl3 + CaO2H2 = CaCl2 + FeO3H3 =>
2 FeCl3 + 3 CaO2H2 = 3 CaCl2 + 2 FeO3H3
Mg + HNO3 = Mg(NO3)2 + H =>
Mg + 2 HNO3 = Mg(NO3)2 + 2 H
C8H9NO2 + C12H22O11 = C10H15NO2 + H2O + CO2 =>
24 C8H9NO2 + 7 C12H22O11 = 24 C10H15NO2 + 5 H2O + 36 CO2
(NH4)2CO3(aq) + CaCl2(aq) = NH4Cl + CaCO3 =>
(NH4)2CO3(aq) + CaCl2(aq) = 2 NH4Cl + CaCO3
CuO + ZnO + Al2O3 = Cu4Zn2Al2O9 =>
4 CuO + 2 ZnO + Al2O3 = Cu4Zn2Al2O9
Sr3(PO4)2 + Fe(NO3)3 = FePO4 + Sr(NO3)2 =>
Sr3(PO4)2 + 2 Fe(NO3)3 = 2 FePO4 + 3 Sr(NO3)2
HBrO4 + Fe(OH)2 = BrO2 + H2O + FeO2 =>
2 HBrO4 + 3 Fe(OH)2 = 2 BrO2 + 4 H2O + 3 FeO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KOH + C2O2H4 = C3H3O2K + H2O =>
2 KOH + 3 C2O2H4 = 2 C3H3O2K + 4 H2O
HClO3 + Ba(OH)2 = Ba(ClO3)2 + H2O =>
2 HClO3 + Ba(OH)2 = Ba(ClO3)2 + 2 H2O
Cu(NO3)2 + KOH = KCu + OH(NO3)2 =>
Cu(NO3)2 + KOH = KCu + OH(NO3)2
AlPO4 + NaOH = NaAlO2 + Na3PO4 + H2O =>
AlPO4 + 4 NaOH = NaAlO2 + Na3PO4 + 2 H2O
C6H4N2O4 = C5H4N2O2 + CO2 =>
C6H4N2O4 = C5H4N2O2 + CO2
Fe2O3 + Cu = Fe + CuO3 =>
Fe2O3 + Cu = 2 Fe + CuO3
CH4(g) + O2(g) = CO + H =>
2 CH4(g) + O2(g) = 2 CO + 8 H
KMnO4 + H2SO4 + H2C204 = CO2 + K2SO4 + MnSO4 + H2O =>
818 KMnO4 + 1227 H2SO4 + 5 H2C204 = 1020 CO2 + 409 K2SO4 + 818 MnSO4 + 1232 H2O
C3H8O2 + HNO3 = C3H6O6N2 + H2O =>
C3H8O2 + 2 HNO3 = C3H6O6N2 + 2 H2O
H2O + AlH3 = Al(OH)3 + H2 =>
3 H2O + AlH3 = Al(OH)3 + 3 H2
N2 + S = N3S9 =>
3 N2 + 18 S = 2 N3S9
Na2SO4 + LiCl = Li2SO4 + NaCl =>
Na2SO4 + 2 LiCl = Li2SO4 + 2 NaCl
MgOOCO + HCl = ClMgCl + H2O + OCO =>
MgOOCO + 2 HCl = ClMgCl + H2O + OCO
Na + Cd(ClO4)2 = Na(ClO4)2 + Cd =>
Na + Cd(ClO4)2 = Na(ClO4)2 + Cd
(NH4)OH + H2(SO4) = (NH4)SO4 + H2OH =>
(NH4)OH + H2(SO4) = (NH4)SO4 + H2OH
HOCH2CH2CH2COOH + KMnO4 + H2SO4 = HOOCCH2CH2COOH + MnSO4 + K2SO4 + H2O =>
5 HOCH2CH2CH2COOH + 4 KMnO4 + 6 H2SO4 = 5 HOOCCH2CH2COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
HFO2 + Mg(OH)2 = Mg(FO2)2 + H2O =>
2 HFO2 + Mg(OH)2 = Mg(FO2)2 + 2 H2O
C6H12N4 + H2O2 = C6H12N2O6 + NO + H2O =>
C6H12N4 + 8 H2O2 = C6H12N2O6 + 2 NO + 8 H2O
Cr2O3 + HC = H2 + Cr23C6 + CO =>
46 Cr2O3 + 162 HC = 81 H2 + 4 Cr23C6 + 138 CO
(CH3(CH2)CH3)4 + O2 = CO2 + H2O =>
(CH3(CH2)CH3)4 + 20 O2 = 12 CO2 + 16 H2O
KMnO4 + AgNO3 = AgMnO4 + KNO3 =>
KMnO4 + AgNO3 = AgMnO4 + KNO3
Cu(NO3)2 + Bi(HSO4)3 = Cu(HSO4)2 + Bi(NO3)3 =>
3 Cu(NO3)2 + 2 Bi(HSO4)3 = 3 Cu(HSO4)2 + 2 Bi(NO3)3
C6H4OHCH3 + O2 = CO2 + H2O =>
2 C6H4OHCH3 + 17 O2 = 14 CO2 + 8 H2O
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g)
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuSO4 + Fe = CuSO4Fe3 =>
CuSO4 + 3 Fe = CuSO4Fe3
BaCl3 + AgNO3 = AgCl3 + BaNO3 =>
BaCl3 + AgNO3 = AgCl3 + BaNO3
B3 + O2 = B2O3 =>
4 B3 + 9 O2 = 6 B2O3
H2SO3 + Zn = ZnH2SO3 =>
H2SO3 + Zn = ZnH2SO3
Mn{+2} + H{+} + HBiO3 = MnO4{-} + Bi{+3} + H2O =>
2 Mn{+2} + 9 H{+} + 5 HBiO3 = 2 MnO4{-} + 5 Bi{+3} + 7 H2O
HgI4K2 + NH4 = HgI4NH4 + K =>
HgI4K2 + NH4 = HgI4NH4 + 2 K
CuBr2 + Na2CO3 = CuCO3 + NaBr =>
CuBr2 + Na2CO3 = CuCO3 + 2 NaBr
H3PO4 + NaOH = H2O + Na3PO4 =>
H3PO4 + 3 NaOH = 3 H2O + Na3PO4
Ca + CuF2 = CaF2 + Cu =>
Ca + CuF2 = CaF2 + Cu
C2H3COOH + NaHCO3 = HCOONa + H2O + CO2 =>
C2H3COOH + 6 NaHCO3 = 6 HCOONa + 2 H2O + 3 CO2
FO + Br = FOBr =>
FO + Br = FOBr
Mg(NO3)2 + Li = MgLi + (NO3)2 =>
Mg(NO3)2 + Li = MgLi + (NO3)2
B2O3 + HF = BF3 + H2O(water) =>
B2O3 + 6 HF = 2 BF3 + 3 H2O(water)
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
C + O = CO =>
C + O = CO
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