| Équations équilibrées la veille |
3 Ba + 8 HNO3 = 3 Ba(NO3)2 + 2 NO + 4 H2O
K2Cr2O7 + H2S = Cr2O3 + S + K2S + H2O =>
K2Cr2O7 + 4 H2S = Cr2O3 + 3 S + K2S + 4 H2O
UO2HPO4 + TiCl3 + H2SO4 = U(SO4)2 + Ti(SO4)2 + H3PO4 + H2O + HCl =>
UO2HPO4 + 2 TiCl3 + 6 H2SO4 = U(SO4)2 + 2 Ti(SO4)2 + H3PO4 + 2 H2O + 6 HCl
K2Cr2O7 + H2S = Cr2S3 + K2S + S + H2O =>
K2Cr2O7 + 7 H2S = Cr2S3 + K2S + 3 S + 7 H2O
Mn(OH)2 + H2SO4 = Mn{2+} + SO4{2-} + H2O =>
Mn(OH)2 + H2SO4 = Mn{2+} + SO4{2-} + 2 H2O
NiCl2 + Mg3(PO4)2 = Ni3(PO4)2 + MgCl2 =>
3 NiCl2 + Mg3(PO4)2 = Ni3(PO4)2 + 3 MgCl2
Mn(OH)2 + H2SO4 = Mn2(SO4)2 + H2O =>
2 Mn(OH)2 + 2 H2SO4 = Mn2(SO4)2 + 4 H2O
CO + Fe2O3 = CO2 + Fe =>
3 CO + Fe2O3 = 3 CO2 + 2 Fe
Li3PO4(aq) + Au(s) = Li + Au3PO4 =>
Li3PO4(aq) + 3 Au(s) = 3 Li + Au3PO4
K2Cr2O7 + H2S = Cr2O3 + KOH + SO2 =>
K2Cr2O7 + H2S = Cr2O3 + 2 KOH + SO2
K2Cr2O7 + H2S = Cr2O3 + S + K2S + H2O =>
K2Cr2O7 + 4 H2S = Cr2O3 + 3 S + K2S + 4 H2O
Sn(ClO3)4 + Na3PO4 = Sn3(PO4)4 + NaClO3 =>
3 Sn(ClO3)4 + 4 Na3PO4 = Sn3(PO4)4 + 12 NaClO3
FeCl3 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + KCl =>
3 FeCl3 + 3 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + 9 KCl
Mn(OH)2 + H2SO4 = Mn{2+} + SO4{2-} + H2O =>
Mn(OH)2 + H2SO4 = Mn{2+} + SO4{2-} + 2 H2O
Ba + HNO3 = Ba(NO3)2 + H2 =>
Ba + 2 HNO3 = Ba(NO3)2 + H2
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
K2Cr2O7 + H2S = Cr2S3 + K2S + S + H2O =>
K2Cr2O7 + 7 H2S = Cr2S3 + K2S + 3 S + 7 H2O
H2O2O = H2O + O2 =>
H2O2O = H2O + O2
K2Cr2O7 + H2S = Cr(OH)3 + S + K2S + H2O =>
K2Cr2O7 + 4 H2S = 2 Cr(OH)3 + 3 S + K2S + H2O
Al + Ca(NO3)2 = Al(NO3)3 + Ca =>
2 Al + 3 Ca(NO3)2 = 2 Al(NO3)3 + 3 Ca
K2Cr2O7 + H2S = Cr2S3 + K2S + S + H2O =>
K2Cr2O7 + 7 H2S = Cr2S3 + K2S + 3 S + 7 H2O
Cu + Mg(SO4)2 = Cu(SO4) + Mg =>
2 Cu + Mg(SO4)2 = 2 Cu(SO4) + Mg
K2Cr2O7 + H2S = Cr(OH)3 + S + K2S + H2O =>
K2Cr2O7 + 4 H2S = 2 Cr(OH)3 + 3 S + K2S + H2O
[Fe(CNS)3] = Fe + SCN =>
[Fe(CNS)3] = Fe + 3 SCN
Ba + HNO3 = Ba(NO3)2 + N2O + H2O =>
4 Ba + 10 HNO3 = 4 Ba(NO3)2 + N2O + 5 H2O
Al + Ca(NO3)2 = Al(NO3)3 + Ca =>
2 Al + 3 Ca(NO3)2 = 2 Al(NO3)3 + 3 Ca
BaCl + K3PO4 = BaPO4 + K3Cl =>
BaCl + K3PO4 = BaPO4 + K3Cl
LiOH + Zn = Li + Zn(OH)2 =>
2 LiOH + Zn = 2 Li + Zn(OH)2
K2Cr2O7 + H2S = Cr(OH)3 + S + K2S + H2O =>
K2Cr2O7 + 4 H2S = 2 Cr(OH)3 + 3 S + K2S + H2O
K2Cr2O7 + H2S = K2CrO4 + Cr(OH)3 + S =>
2 K2Cr2O7 + 3 H2S = 2 K2CrO4 + 2 Cr(OH)3 + 3 S
Zn + Se = ZnSe =>
Zn + Se = ZnSe
K2Cr2O7 + H2S = K2CrO4 + Cr(OH)3 + S =>
2 K2Cr2O7 + 3 H2S = 2 K2CrO4 + 2 Cr(OH)3 + 3 S
ZrOCl2*8H2O + H2C2O4*2H2O + KOH = K2Zr(C2O4)3*H2O + KCl + H2O =>
ZrOCl2*8H2O + 3 H2C2O4*2H2O + 4 KOH = K2Zr(C2O4)3*H2O + 2 KCl + 18 H2O
AgI + H2O = AgIH + OH =>
AgI + H2O = AgIH + OH
Na2SiO3 + Mg = Mg2SiO3 + Na =>
Na2SiO3 + 2 Mg = Mg2SiO3 + 2 Na
Sr(s) + H2O = Sr(OH)2 + H2 =>
Sr(s) + 2 H2O = Sr(OH)2 + H2
K2Cr2O7 + H2S = Cr(OH)3 + S + KHS + H2O =>
K2Cr2O7 + 5 H2S = 2 Cr(OH)3 + 3 S + 2 KHS + H2O
Cl(g) + H2O = HCl + HClO3 =>
6 Cl(g) + 3 H2O = 5 HCl + HClO3
Bi2O3 + OH = BiO3 + H2O =>
Bi2O3 + 6 OH = 2 BiO3 + 3 H2O
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KCl =>
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KCl
Fe(NO3)3 + KSCN + HCl = Fe(SCN)3 + KCl + HNO3 =>
Fe(NO3)3 + 3 KSCN + 3 HCl = Fe(SCN)3 + 3 KCl + 3 HNO3
Ae + N2 = AeN2 =>
Ae + N2 = AeN2
Na2PO4 + Na = Na3PO4 =>
Na2PO4 + Na = Na3PO4
K2Cr2O7 + H2S = Cr2O3 + KOH + SO2 =>
K2Cr2O7 + H2S = Cr2O3 + 2 KOH + SO2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
K2Cr2O7 + H2S = Cr2O3 + S + K2S + H2O =>
K2Cr2O7 + 4 H2S = Cr2O3 + 3 S + K2S + 4 H2O
C16H12O6 + O2 = CO2 + H2O =>
C16H12O6 + 16 O2 = 16 CO2 + 6 H2O
FeCl3 + K3[Fe(CN)6] = Fe3[Fe(CN)6]3 + KCl =>
3 FeCl3 + 3 K3[Fe(CN)6] = Fe3[Fe(CN)6]3 + 9 KCl
K2Cr2O7 + H2S = K2CrO4 + Cr(OH)3 + S =>
2 K2Cr2O7 + 3 H2S = 2 K2CrO4 + 2 Cr(OH)3 + 3 S
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
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