| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 PBr3 + 10 HNO3 = 2 H3PO4 + 3 Br2 + 10 NO2 + 2 H2O
Na2SO4 + BaSO4 = NaBa + SO4 =>
Na2SO4 + 2 BaSO4 = 2 NaBa + 3 SO4
KCl + H2CrO4 + NaOH = K2CrO4 + H2O + NaCl =>
2 KCl + H2CrO4 + 2 NaOH = K2CrO4 + 2 H2O + 2 NaCl
HBr + CO2 = HCO2 + Br2 =>
2 HBr + 2 CO2 = 2 HCO2 + Br2
KHCO3(aq) + HCl(aq) = KCl(aq) + H2O(l)CO2(g) =>
KHCO3(aq) + HCl(aq) = KCl(aq) + H2O(l)CO2(g)
As + HNO3 + H2O = H3AsO3 + N2O =>
8 As + 6 HNO3 + 9 H2O = 8 H3AsO3 + 3 N2O
Si + Ba(OH)2 + H2O = BaSiO3 + H2 =>
Si + Ba(OH)2 + H2O = BaSiO3 + 2 H2
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
KMnO4 + CH2CH2 + H2SO4 + H2O = MnSO4 + CH2(OH)CH2(OH) + K2SO4 =>
2 KMnO4 + 5 CH2CH2 + 3 H2SO4 + 2 H2O = 2 MnSO4 + 5 CH2(OH)CH2(OH) + K2SO4
CrCl3 + NaOH = Cr(OH)3 + NaCl =>
CrCl3 + 3 NaOH = Cr(OH)3 + 3 NaCl
Mn(NO3)2 + Na3PO4 = Mn3(PO4)2 + NaNO3 =>
3 Mn(NO3)2 + 2 Na3PO4 = Mn3(PO4)2 + 6 NaNO3
C6H10 + KMnO4 + H2O = C6H12O2 + MnO2 + KOH =>
3 C6H10 + 2 KMnO4 + 4 H2O = 3 C6H12O2 + 2 MnO2 + 2 KOH
CaO + H2O = Ca(OH)2 = Ca(OH)2 + Al2(OH)3 + CaSO4 =>
CaO + H2O = Ca(OH)2
C120H98N4S + O2 = SO2 + CO2 + H2O + N2 =>
2 C120H98N4S + 291 O2 = 2 SO2 + 240 CO2 + 98 H2O + 4 N2
Ba + SO4 = Ba3(SO4)3 =>
3 Ba + 3 SO4 = Ba3(SO4)3
C2H4O2 + CaO = H2O + Ca2C + CO2 =>
C2H4O2 + 2 CaO = 2 H2O + Ca2C + CO2
Al(OH)3 + H2SO4 = Al{3+} + SO4{2-} + H2O =>
2 Al(OH)3 + 3 H2SO4 = 2 Al{3+} + 3 SO4{2-} + 6 H2O
Pb(NO3)2 + HI = PbI2 + HNO3 =>
Pb(NO3)2 + 2 HI = PbI2 + 2 HNO3
Pb + Cu(No3)2 = Cu + PbNo3 =>
2 Pb + Cu(No3)2 = Cu + 2 PbNo3
SrOH + CaP = CaOH + SrP =>
SrOH + CaP = CaOH + SrP
Cu2CO3(OH)2 + HCO2H + H2O = Cu(HCO2)*4H2O + CO2 =>
Cu2CO3(OH)2 + 3 HCO2H + 5 H2O = 2 Cu(HCO2)*4H2O + 2 CO2
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
(NH4)2SO3 + SrCl2 = (NH4)2Cl2 + SrSO3 =>
(NH4)2SO3 + SrCl2 = (NH4)2Cl2 + SrSO3
Chromium(III)SulfideCopper(II)Nitrate = Copper(II)SulfideChromium(III)Nitrate =>
Chromium(III)SulfideCopper(II)Nitrate = Copper(II)SulfideChromium(III)Nitrate
C2OH42(s) + O2(g) = CO2(g) + H2O(l) =>
C2OH42(s) + 12 O2(g) = 2 CO2(g) + 21 H2O(l)
CuCO3 + Ba(NO3)2 = Cu(NO3)2 + BaCO3 =>
CuCO3 + Ba(NO3)2 = Cu(NO3)2 + BaCO3
CH3CCH + CuCl + NH3 = CH3CCCu + NH4Cl =>
CH3CCH + CuCl + NH3 = CH3CCCu + NH4Cl
FeCl3 + (NH4)2S + H2O = Fe(OH)3 + H2S + NH4Cl =>
2 FeCl3 + 3(NH4)2S + 6 H2O = 2 Fe(OH)3 + 3 H2S + 6 NH4Cl
Co(NO3)2 + HNO2 = NO + Co(NO3)3 + H2O =>
Co(NO3)2 + 4 HNO2 = 3 NO + Co(NO3)3 + 2 H2O
(CH3)2CO + Zn = ZnO + (CH3)2C =>
(CH3)2CO + Zn = ZnO + (CH3)2C
Na2SO4 + BaCl2 = Na2Cl2 + SO4Ba =>
Na2SO4 + BaCl2 = Na2Cl2 + SO4Ba
LiBr + KNO3 = LiNO3 + KBr =>
LiBr + KNO3 = LiNO3 + KBr
Zn(OH)2 + Na2O = Na2ZnO2 + H2O =>
Zn(OH)2 + Na2O = Na2ZnO2 + H2O
Na2SO4 + BaCl2 = Na2Cl2 + SO4Ba =>
Na2SO4 + BaCl2 = Na2Cl2 + SO4Ba
C4H8O2CH3OH = C5H10O2H2O =>
C4H8O2CH3OH = C5H10O2H2O
Fe3O4 = Fe + O2 =>
Fe3O4 = 3 Fe + 2 O2
FeCl2 + HClO + HCl = FeCl3 + H2O =>
2 FeCl2 + HClO + HCl = 2 FeCl3 + H2O
MnCl2*4H2O + Na(CH3COO)*3H2O + C5H8O2 = Mn(C5H8O2)3 + (CH4COO) + H2O + NaCl =>
4 MnCl2*4H2O + 8 Na(CH3COO)*3H2O + 14 C5H8O2 = 4 Mn(C5H8O2)3 + 13(CH4COO) + 34 H2O + 8 NaCl
MnO2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 KOH = 3 K2MnO4 + KCl + 3 H2O
K + Si = K4Si =>
4 K + Si = K4Si
Sn + H2SO4 = SnSO4 + SO2 + H2O =>
Sn + 2 H2SO4 = SnSO4 + SO2 + 2 H2O
KHCO3 + Ca(OH)2 = KOH + Ca(HCO3)2 =>
2 KHCO3 + Ca(OH)2 = 2 KOH + Ca(HCO3)2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
hydrogen + sulfur = HS8 =>
H2 + 16 S = 2 HS8
Al2O3 + C2H5OH = C2H4 + Al(OH)3 =>
Al2O3 + 3 C2H5OH = 3 C2H4 + 2 Al(OH)3
KI(aq) + CuSO4(aq) = CuI2(s) + K2SO4(aq) =>
2 KI(aq) + CuSO4(aq) = CuI2(s) + K2SO4(aq)
Cr2(OH) + Pb(NO3)2 = Cr2NO3 + Pb(OH)2 =>
2 Cr2(OH) + Pb(NO3)2 = 2 Cr2NO3 + Pb(OH)2
CaF2 + P4O10 = Ca3(PO4)2 + PF5 =>
15 CaF2 + 4 P4O10 = 5 Ca3(PO4)2 + 6 PF5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/03/25
Équations équilibrées sur04/02/24
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