| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(s) + HgCl2(aq) = Hg(l) + CuCl2(aq)
CO2 + C = CO =>
CO2 + C = 2 CO
Pb(NO3)2(aq) + HCl(aq) = PbCl2(s) + HNO3(aq) =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 HNO3(aq)
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
KHCO3 = K2CO3 + H2O + CO2 =>
2 KHCO3 = K2CO3 + H2O + CO2
ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Fe(NO3)3 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 12 NO2 + 3 O2
K + CO2 = K2O + C =>
4 K + CO2 = 2 K2O + C
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
H2(g) + O2(g) = H2O(g) =>
2 H2(g) + O2(g) = 2 H2O(g)
Al3 + (OH) = Al(OH)3 =>
Al3 + 9(OH) = 3 Al(OH)3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
MgBr2(ac) + AgNO3(ac) = Mg(NO3)2(ac) + AgBr(s) =>
MgBr2(ac) + 2 AgNO3(ac) = Mg(NO3)2(ac) + 2 AgBr(s)
Zn(s) + HCl(ac) = ZnCl2(s) + H2(g) =>
Zn(s) + 2 HCl(ac) = ZnCl2(s) + H2(g)
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Sn(NO2)4 + Pt3N4 = Sn3N4 + Pt(NO2)4 =>
3 Sn(NO2)4 + Pt3N4 = Sn3N4 + 3 Pt(NO2)4
Ca(No3)2(ac) + Na2So4(ac) = CaSo4(s) + NaNo3(ac) =>
Ca(No3)2(ac) + Na2So4(ac) = CaSo4(s) + 2 NaNo3(ac)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(q) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(q)
Cr2(SO4)3 + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + KClO3 + 10 KOH = 2 K2CrO4 + KCl + 3 K2SO4 + 5 H2O
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KOH(aq) = K(aq) + OH(aq) =>
KOH(aq) = K(aq) + OH(aq)
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
Os4 + (OH) = Os(OH)4 =>
Os4 + 16(OH) = 4 Os(OH)4
NH4OCN = CO(NH2)2 =>
NH4OCN = CO(NH2)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
LiCl + Hg2SO4 = HgCl + Li2SO4 =>
2 LiCl + Hg2SO4 = 2 HgCl + Li2SO4
Zn(s) + HCl(aq) = ZnCl(aq) + H2(g) =>
2 Zn(s) + 2 HCl(aq) = 2 ZnCl(aq) + H2(g)
Mo6 + (OH) = Mo(OH)6 =>
Mo6 + 36(OH) = 6 Mo(OH)6
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2O + H2S = SO2 + H2 =>
2 H2O + H2S = SO2 + 3 H2
HCl(aq) + O2(g) = Cl2(g) + H2O(l) =>
4 HCl(aq) + O2(g) = 2 Cl2(g) + 2 H2O(l)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
H2O + H2S = SO4 + H2 =>
4 H2O + H2S = SO4 + 5 H2
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
Mg + CuS = MgS + Cu =>
Mg + CuS = MgS + Cu
Hg2 + (OH) = Hg(OH) =>
Hg2 + 2(OH) = 2 Hg(OH)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/14/17
Équations équilibrées sur08/13/16
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