| Équations équilibrées la veille |
H2S + Pb = H2PbS
K2CrO4 + FeBr3 = FeCrO4 + K2Br3 =>
K2CrO4 + FeBr3 = FeCrO4 + K2Br3
Na2CO3(aq) + H2SO4(aq) = Na2SO4(g) + CO2(g) + H2O(g) =>
Na2CO3(aq) + H2SO4(aq) = Na2SO4(g) + CO2(g) + H2O(g)
MgI + O2 = MgO + I2 =>
2 MgI + O2 = 2 MgO + I2
K(s) + Cr(s) + O2(g) = K2Cr2O7 =>
4 K(s) + 4 Cr(s) + 7 O2(g) = 2 K2Cr2O7
N2 + BaC2 = C2 + BaCN2 =>
2 N2 + 2 BaC2 = C2 + 2 BaCN2
Br + NaHCO3 = NaBr + HCO3 =>
Br + NaHCO3 = NaBr + HCO3
(NH4)2PtCl6(s) = Pt(s) + NH3(g) + N2(g) + HCl(g) =>
3(NH4)2PtCl6(s) = 3 Pt(s) + 2 NH3(g) + 2 N2(g) + 18 HCl(g)
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Au(OH)3 = H2O + AuHO2 =>
Au(OH)3 = H2O + AuHO2
Fe(ClO3)3 = Fe + O2 + Cl =>
2 Fe(ClO3)3 = 2 Fe + 9 O2 + 6 Cl
Co2 + SO4 = Co2(SO4) =>
Co2 + SO4 = Co2(SO4)
H2IO3 + Fe(OH)2 = FeIO3 + H2O =>
H2IO3 + Fe(OH)2 = FeIO3 + 2 H2O
C8H8 + K2Cr2O7 + H2SO4 = C8H7O4 + K2SO4 + Cr2(SO4)3 + H2O =>
2 C8H8 + 3 K2Cr2O7 + 12 H2SO4 = 2 C8H7O4 + 3 K2SO4 + 3 Cr2(SO4)3 + 13 H2O
HClO3(aq) + Ba(OH)2(aq) = Ba(ClO3)2(aq) + H2O(l) =>
2 HClO3(aq) + Ba(OH)2(aq) = Ba(ClO3)2(aq) + 2 H2O(l)
Na2SO3 + H2O = (Na)2O + (H)2SO3 =>
Na2SO3 + H2O = (Na)2O + (H)2SO3
Al3{+} + H2S = [Al(H2S)6]3{+} =>
Al3{+} + 18 H2S = [Al(H2S)6]3{+}
CU + H3NO3 = CU(NO3)2 + NO + H2O =>
CU + 8 H3NO3 = CU(NO3)2 + 6 NO + 12 H2O
TiCl4 + Na(s) = NaCl(s) + Ti(s) =>
TiCl4 + 4 Na(s) = 4 NaCl(s) + Ti(s)
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
CoF + Cl2 = CoCl2 + F2 =>
2 CoF + 2 Cl2 = 2 CoCl2 + F2
H8C7 + O = CO2 + H2O =>
H8C7 + 18 O = 7 CO2 + 4 H2O
Hg2L2 + O2 = HgO2 + L2 =>
Hg2L2 + 2 O2 = 2 HgO2 + L2
N + H2O + CO2 + O = C3H5(NO3)3 =>
6 N + 5 H2O + 6 CO2 + O = 2 C3H5(NO3)3
P + KOH + H2O = K(PH2O2) + PH3 =>
4 P + 3 KOH + 3 H2O = 3 K(PH2O2) + PH3
O2 + K2SO4 = K2O + SO4 =>
O2 + 2 K2SO4 = 2 K2O + 2 SO4
SO2 + CaCl2 = SO2CaCl2 =>
SO2 + CaCl2 = SO2CaCl2
WO3 + HCl = WOCl4 + H2O =>
WO3 + 4 HCl = WOCl4 + 2 H2O
Zn + HNO3(diluido) = Zn(NO3)2 + H2O + NH4NO3 =>
4 Zn + 10 HNO3(diluido) = 4 Zn(NO3)2 + 3 H2O + NH4NO3
HgSO3 + Cu = Hg + Cu(SO3)2 =>
2 HgSO3 + Cu = 2 Hg + Cu(SO3)2
Na + HI = H2 + NaI =>
2 Na + 2 HI = H2 + 2 NaI
C7N2O7H6SNa2 + Zn + H2O = C7N2O5H8SNa2 + ZnO =>
C7N2O7H6SNa2 + 3 Zn + H2O = C7N2O5H8SNa2 + 3 ZnO
Cu(s) + H2SO4(ac) = CuSO4(ac) + H2(g) =>
Cu(s) + H2SO4(ac) = CuSO4(ac) + H2(g)
SrCl2 + Fe2(SO4)3 = Sr(SO4) + FeCl3 =>
3 SrCl2 + Fe2(SO4)3 = 3 Sr(SO4) + 2 FeCl3
Na2SO3 + H2SO4 + KI = I2 + Na2S + K2SO4 + H2O =>
Na2SO3 + 3 H2SO4 + 6 KI = 3 I2 + Na2S + 3 K2SO4 + 3 H2O
K2CrO4 + KI = I + Cr + K2O =>
K2CrO4 + 6 KI = 6 I + Cr + 4 K2O
K2S(aq) + BaCl2(aq) = KCl(s) + BaS(s) =>
K2S(aq) + BaCl2(aq) = 2 KCl(s) + BaS(s)
H3PO4 + Al(OH)3 = H2O + (PO4)Al =>
H3PO4 + Al(OH)3 = 3 H2O + (PO4)Al
HI + Na(OH) = H(OH) + NaI =>
HI + Na(OH) = H(OH) + NaI
Pb(NO3)2 = Pb0 + O2 + NO2 =>
Pb(NO3)2 = Pb0 + O2 + 2 NO2
CH3CH2OH + Al + NaOH = CH3CH2OCH2CH3 + NaOHAl(OH)4 + H =>
8 CH3CH2OH + Al + NaOH = 4 CH3CH2OCH2CH3 + NaOHAl(OH)4 + 4 H
Mn(ClO3)4 + (NH4)2S = MnS2 + NH4ClO3 =>
Mn(ClO3)4 + 2(NH4)2S = MnS2 + 4 NH4ClO3
C2H4Br2 + Zn = C2H2 + ZnBr2 + H2 =>
C2H4Br2 + Zn = C2H2 + ZnBr2 + H2
CaCO3 + ZrO2 = ZrCaO + CO2 + O2 =>
CaCO3 + ZrO2 = ZrCaO + CO2 + O2
PCl5 + AsF3 = AsCl3 + PF5 =>
3 PCl5 + 5 AsF3 = 5 AsCl3 + 3 PF5
Br2 + KOH = KBrO3 + KBr3 + H2O =>
8 Br2 + 6 KOH = KBrO3 + 5 KBr3 + 3 H2O
Zr(SO4)2 + CaO = ZrO2 + CaSO4 =>
Zr(SO4)2 + 2 CaO = ZrO2 + 2 CaSO4
ClSO4 + Cu = CuSO4 + Cl2 =>
2 ClSO4 + 2 Cu = 2 CuSO4 + Cl2
C6H45 = C2 + H3 =>
C6H45 = 3 C2 + 15 H3
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Équations équilibrées sur01/09/25
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