Équations équilibrées la veille |
NO + HBr = BrNOH
ZnSO4 + Na2Co3 = ZnCo3 + Na2SO4 =>
ZnSO4 + Na2Co3 = ZnCo3 + Na2SO4
K2Cr2O7 + K2SO3 + H2SO4 = Cr2(SO4)3 + K2(SO4) + H2O =>
K2Cr2O7 + 3 K2SO3 + 4 H2SO4 = Cr2(SO4)3 + 4 K2(SO4) + 4 H2O
HNO3 + Na2S2O3 = NaNO3 + H2S2O3 =>
2 HNO3 + Na2S2O3 = 2 NaNO3 + H2S2O3
H2CO3 + Al = H2Al + CO3 =>
H2CO3 + Al = H2Al + CO3
Ca(s) + O2(g) = CaO(s) =>
2 Ca(s) + O2(g) = 2 CaO(s)
(NH4)2MoO4 + HNO3 = (MoO3) + NH4NO3 + H2O =>
(NH4)2MoO4 + 2 HNO3 = (MoO3) + 2 NH4NO3 + H2O
Mg2CO3 + H2O = MgOH + MgHCO3 =>
Mg2CO3 + H2O = MgOH + MgHCO3
Fe3(SO4)2 + Zn = ZnSO4 + Fe =>
Fe3(SO4)2 + 2 Zn = 2 ZnSO4 + 3 Fe
Ca(MnO4)2 + K2SO4 = KMnO4 + CaSO4 =>
Ca(MnO4)2 + K2SO4 = 2 KMnO4 + CaSO4
K2CO3 + C6H8O7 = C6H5K3O7 + CO2 + H2O =>
3 K2CO3 + 2 C6H8O7 = 2 C6H5K3O7 + 3 CO2 + 3 H2O
KMnO4 + KI + H2O = MnO2 + I2 + KOH =>
2 KMnO4 + 6 KI + 4 H2O = 2 MnO2 + 3 I2 + 8 KOH
BaCr2O7 + HNO3 = H2Cr2O7 + Ba(NO3)2 =>
BaCr2O7 + 2 HNO3 = H2Cr2O7 + Ba(NO3)2
CO2(g) + C = CO(g) =>
CO2(g) + C = 2 CO(g)
Ba(NO3)2 + LiI = BaI2 + LiNO3 =>
Ba(NO3)2 + 2 LiI = BaI2 + 2 LiNO3
Mg(OH)2 + Li3PO4 = LiOH + Mg3(PO4)2 =>
3 Mg(OH)2 + 2 Li3PO4 = 6 LiOH + Mg3(PO4)2
HCl + NH4Cl + K2Cr2O7 = KCl + CrCl3 + N2 + H2O =>
6 HCl + 2 NH4Cl + K2Cr2O7 = 2 KCl + 2 CrCl3 + N2 + 7 H2O
HClO = Cl2O5 + H2O + Cl2 =>
10 HClO = Cl2O5 + 5 H2O + 4 Cl2
C6H12O6 + NaOH = C(OH)2 + Na + H2O =>
C6H12O6 + 12 NaOH = 6 C(OH)2 + 12 Na + 6 H2O
KI + Na2SO4 + H2SO4 = I2 + K2SO4 + Na2SO3 + H2O =>
2 KI + Na2SO4 + H2SO4 = I2 + K2SO4 + Na2SO3 + H2O
ZnPbNO3 = ZnNO3Pb =>
ZnPbNO3 = ZnNO3Pb
Na + ZnF = NaF + Zn =>
Na + ZnF = NaF + Zn
C2H3OH + H2 = C2H5OH =>
C2H3OH + H2 = C2H5OH
Si + H = SiH4 =>
Si + 4 H = SiH4
CuFeS2 + O2 = CuO + Fe2O3 + SO2 =>
4 CuFeS2 + 13 O2 = 4 CuO + 2 Fe2O3 + 8 SO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
N3H12PO4 + PbN4O12 = Pb3P4O16 + NH4NO3 =>
4 N3H12PO4 + 3 PbN4O12 = Pb3P4O16 + 12 NH4NO3
NiO(s) + ClF3(g) = NiF2(s) + Cl2(g) + O2(g) =>
6 NiO(s) + 4 ClF3(g) = 6 NiF2(s) + 2 Cl2(g) + 3 O2(g)
FeNO3 + NH4SCN = FeSCN + NH4NO3 =>
FeNO3 + NH4SCN = FeSCN + NH4NO3
Na2 = Na3 =>
3 Na2 = 2 Na3
MgO(s) + H2O(aq) = Mg(OH)2(aq) =>
MgO(s) + H2O(aq) = Mg(OH)2(aq)
SrOH + HClO4 = SrClO4 + H2O =>
SrOH + HClO4 = SrClO4 + H2O
LiOH + FeCl2 = LiCl2 + OHFe =>
LiOH + FeCl2 = LiCl2 + OHFe
AgNO3 + (NH4)2SeO4 = AgSeO4 + (NO3)(NH4)2 =>
AgNO3 + (NH4)2SeO4 = AgSeO4 + (NO3)(NH4)2
H + Si = H4Si =>
4 H + Si = H4Si
Cl2 + AsH3 + HOH = As4O6 + HCl =>
12 Cl2 + 4 AsH3 + 6 HOH = As4O6 + 24 HCl
Cu2Cl + HNO3 = Cu(NO3)2 + CuCl2 + NO + H2O =>
2 Cu2Cl + 8 HNO3 = 3 Cu(NO3)2 + CuCl2 + 2 NO + 4 H2O
Na2O + Mg = MgO + Na =>
Na2O + Mg = MgO + 2 Na
H3PO4 + Mg = Mg(PO4) + H2 =>
2 H3PO4 + 2 Mg = 2 Mg(PO4) + 3 H2
H + Si = HSi =>
H + Si = HSi
CuFeS2 + O2 = Cu2S + FeS + SO2 =>
2 CuFeS2 + O2 = Cu2S + 2 FeS + SO2
CuFeS2 + O2 = Cu2S + Fe2O3 + SO2 =>
4 CuFeS2 + 9 O2 = 2 Cu2S + 2 Fe2O3 + 6 SO2
Ba(NO3)2 + (NH4)2SO4 = Ba2(SO4)2 + NH4NO3 =>
2 Ba(NO3)2 + 2(NH4)2SO4 = Ba2(SO4)2 + 4 NH4NO3
Cu(s) + FeCl3(aq) = FeCu + Cl2 =>
2 Cu(s) + 2 FeCl3(aq) = 2 FeCu + 3 Cl2
SiO2 + CuO = CuSiO3 =>
SiO2 + CuO = CuSiO3
K2Cr2O7 + KHSO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 6 KHSO3 + 5 H2SO4 = 2 Cr2(SO4)3 + 5 K2SO4 + 8 H2O
AgCl + F2 = AgF + Cl =>
2 AgCl + F2 = 2 AgF + 2 Cl
(CH3COO)2Pb + KI = CH3COOI + K2Pb =>
(CH3COO)2Pb + 2 KI = 2 CH3COOI + K2Pb
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
P + H2S = PS + H2 =>
P + H2S = PS + H2
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