Équations équilibrées la veille |
2 Mg(OH)2 + H2Cr2O7 = 2 MgCrO4 + 3 H2O
Fe2O3 + Hg = Hg2O + Fe =>
Fe2O3 + 6 Hg = 3 Hg2O + 2 Fe
Fe(II)(NO3)2 + NaOH = Fe(II)(OH)2 + NaNO3 =>
Fe(II)(NO3)2 + 2 NaOH = Fe(II)(OH)2 + 2 NaNO3
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
NH3(aq) + Cu(NO3)2(aq) = [Cu(NH3)4]2(aq) + NO3(aq) =>
8 NH3(aq) + 2 Cu(NO3)2(aq) = [Cu(NH3)4]2(aq) + 4 NO3(aq)
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
[Co(H20)6]Cl2 + NH4Cl + NH4OH + H2O2 = [Co(NH3)5Cl]Cl2 + H2O =>
2[Co(H20)6]Cl2 + 2 NH4Cl + 8 NH4OH + 121 H2O2 = 2[Co(NH3)5Cl]Cl2 + 250 H2O
Ca + Cu2O = CaO + Cu =>
Ca + Cu2O = CaO + 2 Cu
Ga2O3 + NaOH + H2O = NaGa(OH)4 =>
Ga2O3 + 2 NaOH + 3 H2O = 2 NaGa(OH)4
H2S + MgO = H2O + MgS =>
H2S + MgO = H2O + MgS
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
NH4Cl + NaOH = H2O + Na + Cl + NH3 =>
NH4Cl + NaOH = H2O + Na + Cl + NH3
C18H9NO4 + O2 = CO2 + H2O + N2 =>
4 C18H9NO4 + 73 O2 = 72 CO2 + 18 H2O + 2 N2
Mg + H3PO4 = (Mg3(PO4)2) + H2 =>
3 Mg + 2 H3PO4 = (Mg3(PO4)2) + 3 H2
Na2CO3 + HCl = Na2()Cl + HCO3 =>
Na2CO3 + HCl = Na2()Cl + HCO3
XH2 + KMnO4 + H2SO4 = XO2 + K2SO4 + MnSO4 + H2O =>
5 XH2 + 6 KMnO4 + 9 H2SO4 = 5 XO2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
Fe(NO3)3 + OH = Fe(OH)3 + NO3 =>
Fe(NO3)3 + 3 OH = Fe(OH)3 + 3 NO3
CaC2 + H2O = C2 + H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2 + H2 + Ca(OH)2
Cu2O + CO = CuC + CO2 =>
Cu2O + 5 CO = 2 CuC + 3 CO2
KClO3 + KBr + H2SO4 = Br2 + KCl + KSO4 + H2O =>
2 KClO3 + 6 KBr + 6 H2SO4 = 3 Br2 + 2 KCl + 6 KSO4 + 6 H2O
C7H10O3S3 + O2 = SO4 + H2O + CO2 =>
C7H10O3S3 + 14 O2 = 3 SO4 + 5 H2O + 7 CO2
CuSO4 + CuS = Cu2S2O4 =>
CuSO4 + CuS = Cu2S2O4
X2Y3 + HNO3 + H2O = H3XO4 + H2YO4 + NO =>
3 X2Y3 + 28 HNO3 + 4 H2O = 6 H3XO4 + 9 H2YO4 + 28 NO
Al2O3 + SiO2 = Al6Si2O13 =>
3 Al2O3 + 2 SiO2 = Al6Si2O13
K2CO3 + CH3CO2H = KCH3CO2 + CO3 + H2O =>
6 K2CO3 + 11 CH3CO2H = 12 KCH3CO2 + 4 CO3 + 4 H2O
H3BO3 + Na2B4O7 = H2B4O7 + Na3BO3 =>
2 H3BO3 + 3 Na2B4O7 = 3 H2B4O7 + 2 Na3BO3
NaOH + Al2(SO4)3 = Al(OH)3 + Na2SO4 =>
6 NaOH + Al2(SO4)3 = 2 Al(OH)3 + 3 Na2SO4
Li + HBr = H + LiBr =>
Li + HBr = H + LiBr
CHCH + KMnO4 + H2O = COOHCOOH + MnO2 + KOH =>
3 CHCH + 8 KMnO4 + 4 H2O = 3 COOHCOOH + 8 MnO2 + 8 KOH
CNH2N + O2 = CO2 + H2O + N2 =>
2 CNH2N + 3 O2 = 2 CO2 + 2 H2O + 2 N2
C4H8S(g) + O2(g) = CO2(g) + H2O(g) + SO2 =>
C4H8S(g) + 7 O2(g) = 4 CO2(g) + 4 H2O(g) + SO2
Ag2SO4 + K + PO4 = Ag3PO4 + K2SO4 =>
3 Ag2SO4 + 6 K + 2 PO4 = 2 Ag3PO4 + 3 K2SO4
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
HF + Pt = PtF2 + H2 =>
2 HF + Pt = PtF2 + H2
N2O5Ca(OH)2 = Ca(NO3)2H2O =>
N2O5Ca(OH)2 = Ca(NO3)2H2O
HCOOH + Na = HCOONa + H2 =>
2 HCOOH + 2 Na = 2 HCOONa + H2
NaN = Na + N =>
NaN = Na + N
Mg(OH)2 + NHO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 NHO3 = Mg(NO3)2 + 2 H2O
Rb2O + N2 = Rb3N + O2 =>
6 Rb2O + 2 N2 = 4 Rb3N + 3 O2
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
NaCl(aq) + Mg(C2H3O2)2(aq) = NaC2H3O2 + MgCl2 =>
2 NaCl(aq) + Mg(C2H3O2)2(aq) = 2 NaC2H3O2 + MgCl2
Mg(NO3)2 + BaS = MgS + Ba(NO3)2 =>
Mg(NO3)2 + BaS = MgS + Ba(NO3)2
PbO + I2 = PbI2 + O2 =>
2 PbO + 2 I2 = 2 PbI2 + O2
Si + HCl = SiCl2 + H2 =>
Si + 2 HCl = SiCl2 + H2
CO2 + HNO3 + H3PO4 + H2O = C66(CH2)18(CH2O)36(NH3)23(H3PO4) + O2 =>
120 CO2 + 23.000000000001HNO3 + H3PO4 + 77.000000000002H2O = C66(CH2)18(CH2O)36(NH3)23(H3PO4) + 175 O2
KCrO2 + KClO3 + KOH = KCl + K2CrO4 + H2O =>
2 KCrO2 + KClO3 + 2 KOH = KCl + 2 K2CrO4 + H2O
H2O + S = SO2 + H2S =>
2 H2O + 3 S = SO2 + 2 H2S
CuSO4 + Cs2PO4 = CuPO4 + Cs2SO4 =>
CuSO4 + Cs2PO4 = CuPO4 + Cs2SO4
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
Mg + Cr(ClO4)3 = Cr + Mg(ClO4)3 =>
Mg + Cr(ClO4)3 = Cr + Mg(ClO4)3
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