| Équations équilibrées la veille |
Pb(NO3)2(aq) + 2 KCl = PbCl2 + 2 KNO3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NH4{+} + CrO4{2-} = (NH4)2CrO4 =>
2 NH4{+} + CrO4{2-} = (NH4)2CrO4
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
LiOH + Ba3(PO4)2 = Ba(OH)2 + Li3PO4 =>
6 LiOH + Ba3(PO4)2 = 3 Ba(OH)2 + 2 Li3PO4
K2Cu[Fe(CN)6] + NaOH = Na4[Fe(CN)6] + KOH + Cu(OH)2 =>
K2Cu[Fe(CN)6] + 4 NaOH = Na4[Fe(CN)6] + 2 KOH + Cu(OH)2
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
Co(NO3)2 + KCl = CoCl + K(NO3)2 =>
Co(NO3)2 + KCl = CoCl + K(NO3)2
C2H5OH + Na2Cr2O7 + H2SO4 = HC2HO2 + Cr2(SO4)3 + Na2SO4 + H2O =>
C2H5OH + Na2Cr2O7 + 4 H2SO4 = HC2HO2 + Cr2(SO4)3 + Na2SO4 + 6 H2O
HOC6H4COONa + CaCl2 + H2O = HOC6H4COOH + NaCl + Ca(OH)2 =>
2 HOC6H4COONa + CaCl2 + 2 H2O = 2 HOC6H4COOH + 2 NaCl + Ca(OH)2
Sb2O3 + Cl2 + NaOH = Na3SbO4 + NaCl + H2O =>
Sb2O3 + 2 Cl2 + 10 NaOH = 2 Na3SbO4 + 4 NaCl + 5 H2O
C2H6 + O2 = CO2 + H2O2 =>
C2H6 + 5 O2 = 2 CO2 + 3 H2O2
Al(NO3)3 + (NH4)2Co3 = AlCo3 + (NH4)2(NO3)3 =>
Al(NO3)3 + (NH4)2Co3 = AlCo3 + (NH4)2(NO3)3
CH3CHOHCOOH + KHCO3 = CH3CHOHCOOK + CO2 + H2O =>
CH3CHOHCOOH + KHCO3 = CH3CHOHCOOK + CO2 + H2O
Al + NH4ClO4 = Al2O3 + AlCl3 + NO + H2O =>
3 Al + 3 NH4ClO4 = Al2O3 + AlCl3 + 3 NO + 6 H2O
CaClO(s) = CaCl(s) + O(g) =>
CaClO(s) = CaCl(s) + O(g)
K2SO4 + HCl = KCl + H2SO4 =>
K2SO4 + 2 HCl = 2 KCl + H2SO4
H2[MoO4]H2O + HCl = H2O + MoO2Cl2 =>
H2[MoO4]H2O + 2 HCl = 3 H2O + MoO2Cl2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Au3O = Au + O2 =>
2 Au3O = 6 Au + O2
AgNO3 + CuCe2 = AgCe + Cu(NO3)2 =>
2 AgNO3 + CuCe2 = 2 AgCe + Cu(NO3)2
Rb + H(OH) = Rb(OH) + H2 =>
2 Rb + 2 H(OH) = 2 Rb(OH) + H2
CU(SO4)2 + Fe = CU + Fe(SO4)2 =>
CU(SO4)2 + Fe = CU + Fe(SO4)2
K3PO4(ag) + MgCl2(ag) = Mg3(PO4)2(s) + KCl(again) =>
2 K3PO4(ag) + 3 MgCl2(ag) = Mg3(PO4)2(s) + 6 KCl(again)
SiO4 = SiO2O2 =>
SiO4 = SiO2O2
Al(s) + NaOH(aq) + H2O = H2(g) + NaAl(OH)4(aq) =>
2 Al(s) + 2 NaOH(aq) + 6 H2O = 3 H2(g) + 2 NaAl(OH)4(aq)
K + S = K2S =>
2 K + S = K2S
CH3 + Br2 = CH2Br + HBr2 =>
2 CH3 + 3 Br2 = 2 CH2Br + 2 HBr2
Na3VO4 + NH4Cl = NH4VO3 + NaCl + NH3 + H2O =>
Na3VO4 + 3 NH4Cl = NH4VO3 + 3 NaCl + 2 NH3 + H2O
Cl2 + H2O = HCl + O2 =>
2 Cl2 + 2 H2O = 4 HCl + O2
CaCO3(s) + H2SO4 = CaSO4(s) + H2O(l) + CO2(g) =>
CaCO3(s) + H2SO4 = CaSO4(s) + H2O(l) + CO2(g)
K2SO4 + NiBr2 = K2Br2 + SO4Ni =>
K2SO4 + NiBr2 = K2Br2 + SO4Ni
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
HgCl2 + Na2CO3 = Hg(CO3) + NaCl =>
HgCl2 + Na2CO3 = Hg(CO3) + 2 NaCl
K2Cr2O7 + CrCl2 + H2SO4 = Cr2(SO4)3 + KCl + H2O + CrCl3 =>
3 K2Cr2O7 + 18 CrCl2 + 21 H2SO4 = 7 Cr2(SO4)3 + 6 KCl + 21 H2O + 10 CrCl3
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Ni(No3)2 + Na3(PO4) = Ni3(PO4)2 + NaNo3 =>
3 Ni(No3)2 + 2 Na3(PO4) = Ni3(PO4)2 + 6 NaNo3
MnO4{-} + H{+} + Cl{-} = Mn{2+} + H2O + ClO4{-} =>
8 MnO4{-} + 24 H{+} + 5 Cl{-} = 8 Mn{2+} + 12 H2O + 5 ClO4{-}
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
SH2S + SO2 = S + H2O =>
2 SH2S + SO2 = 5 S + 2 H2O
Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3
Ag(s) + H2S(g) + O2 = Ag2S(s)(t) + H2O(l) =>
4 Ag(s) + 2 H2S(g) + O2 = 2 Ag2S(s)(t) + 2 H2O(l)
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
KCl + O2 = K2O + Cl2 =>
4 KCl + O2 = 2 K2O + 2 Cl2
Co(NO3)2*6H2O + Fe(NO3)3 + C6H7O8*H2O = CoFe2O3 + CO2 + H2O + N2 =>
5 Co(NO3)2*6H2O + 10 Fe(NO3)3 + 14 C6H7O8*H2O = 5 CoFe2O3 + 84 CO2 + 93 H2O + 20 N2
P4(s) + S8() = P4S3(S) =>
2 P4(s) + S8() = 2 P4S3(S)
K2S + HNO3 = K2SO4 + NO + H2O =>
3 K2S + 8 HNO3 = 3 K2SO4 + 8 NO + 4 H2O
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
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