| Équations équilibrées la veille |
2 Nd + 14 Fe + B = Nd2Fe14B
Ca2O2 + H2O = Ca(OH)2 =>
Ca2O2 + 2 H2O = 2 Ca(OH)2
KNO2 + K2Cr2O7 + HCl = KNO3 + CrCl3 + KCl + H2O =>
3 KNO2 + K2Cr2O7 + 8 HCl = 3 KNO3 + 2 CrCl3 + 2 KCl + 4 H2O
CO3{2-} + H3O{+} = H2CO3 + H2O =>
CO3{2-} + 2 H3O{+} = H2CO3 + 2 H2O
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
*Mg(OH)2 + HCl = *MgCl2 + *H2O =>
*Mg(OH)2 + 2 HCl = *MgCl2 + 2*H2O
NaOCl + KI = I2 + NaCl + K2O =>
NaOCl + 2 KI = I2 + NaCl + K2O
Li3PO4 + Pb(NO3)2 = LiNO3 + Pb3(PO4)2 =>
2 Li3PO4 + 3 Pb(NO3)2 = 6 LiNO3 + Pb3(PO4)2
Pt + HNO3 + HCl = H2PtCl6 + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2PtCl6 + 4 NO + 8 H2O
Mg(OH)2(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(s) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
H3PO4 + CaCO3 = Ca(H2PO4)2H2O + CO2 =>
2 H3PO4 + CaCO3 = Ca(H2PO4)2H2O + CO2
Ca(HS)2 + H2SO4 = Ca(SO4) + SO2 + H2O =>
Ca(HS)2 + 7 H2SO4 = Ca(SO4) + 8 SO2 + 8 H2O
CuSO4 + KI + HNO3 = I2 + K2SO4 + SO2 + H2O + Cu(NO3)2 =>
2 CuSO4 + 2 KI + 4 HNO3 = I2 + K2SO4 + SO2 + 2 H2O + 2 Cu(NO3)2
Zr + F = ZrF =>
Zr + F = ZrF
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
ZnSO4 + NaCl = NaSO4 + ZnCl =>
ZnSO4 + NaCl = NaSO4 + ZnCl
H2SO4(aq) + AgNO3(aq) = Ag2SO4(s) + HNO3(aq) =>
H2SO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + 2 HNO3(aq)
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
KHSO4 + H2O + CO2 = K2CO3 + H2SO4 =>
2 KHSO4 + H2O + CO2 = K2CO3 + 2 H2SO4
H2O2(g) = O2(g) + H2 =>
H2O2(g) = O2(g) + H2
Al(s) + NaNO3(aq) + NaOH(aq) + H2O(l) = NaAl(OH)4(aq) + NH3(g) =>
8 Al(s) + 3 NaNO3(aq) + 5 NaOH(aq) + 18 H2O(l) = 8 NaAl(OH)4(aq) + 3 NH3(g)
C + H2SO3 = H2S + CO2 =>
3 C + 2 H2SO3 = 2 H2S + 3 CO2
Fe(s) + KMnO4(aq) + H2SO4(aq) = Fe2(SO4)3(aq) + MnSO4(aq) + K2SO4(aq) + H2O(l) =>
10 Fe(s) + 6 KMnO4(aq) + 24 H2SO4(aq) = 5 Fe2(SO4)3(aq) + 6 MnSO4(aq) + 3 K2SO4(aq) + 24 H2O(l)
IrO{2+} + S{2-} = IrOS =>
IrO{2+} + S{2-} = IrOS
H3PO4 + CaCl2 = Ca3(PO4)2 + HCl =>
2 H3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 HCl
CH3O + HCl = CH3Cl + OH =>
CH3O + HCl = CH3Cl + OH
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
Be + Na3BO3 = B + Na2BeO2 =>
3 Be + 2 Na3BO3 = 2 B + 3 Na2BeO2
Ba(No3)2 + H3Po4 = Ba3(Po4)2 + HNo3 =>
3 Ba(No3)2 + 2 H3Po4 = Ba3(Po4)2 + 6 HNo3
HS + O3 = SO2 + H2O =>
6 HS + 5 O3 = 6 SO2 + 3 H2O
Br2 + HClO3 = HBrO3 + Cl2 =>
Br2 + 2 HClO3 = 2 HBrO3 + Cl2
ZnS + FeCl3 = ZnCl2 + FeCl2 + S =>
ZnS + 2 FeCl3 = ZnCl2 + 2 FeCl2 + S
S2O8{2-} + NO + H2O = SO4{2-} + NO3{-} + H{+} =>
3 S2O8{2-} + 2 NO + 4 H2O = 6 SO4{2-} + 2 NO3{-} + 8 H{+}
(NH4)2SO4 + BaCl2 = Ba(H4)2SO4 + NCl =>
(NH4)2SO4 + BaCl2 = Ba(H4)2SO4 + 2 NCl
Li3 + N + H2O = NH3 + LiOH =>
Li3 + N + 3 H2O = NH3 + 3 LiOH
He + Md = MdHe =>
He + Md = MdHe
Fe(s) + AgCl(aq) = Ag(s) + FeCl(aq) =>
Fe(s) + AgCl(aq) = Ag(s) + FeCl(aq)
Cl + CaI2 = CaCl2 + I2 =>
2 Cl + CaI2 = CaCl2 + I2
KMnO4 + Zn + H2O = MnO2 + Zn(OH)2 + KOH =>
2 KMnO4 + 3 Zn + 4 H2O = 2 MnO2 + 3 Zn(OH)2 + 2 KOH
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
AgCl + F2 = AgF + Cl2 =>
2 AgCl + F2 = 2 AgF + Cl2
N2H4 + Zn + HCl = NH3 + ZnCl2 =>
N2H4 + Zn + 2 HCl = 2 NH3 + ZnCl2
KOH + SnO = Sn(OH)2 + K2O =>
2 KOH + SnO = Sn(OH)2 + K2O
(CH3NH3)2SO4 + KOH = CH3NH2 + K2SO4 + H2O =>
(CH3NH3)2SO4 + 2 KOH = 2 CH3NH2 + K2SO4 + 2 H2O
Sn3(PO4)4 + H2 = PO2 + Sn + H2O =>
Sn3(PO4)4 + 8 H2 = 4 PO2 + 3 Sn + 8 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K2S + Fe(NO2)3 = KNO2 + Fe2S3 =>
3 K2S + 2 Fe(NO2)3 = 6 KNO2 + Fe2S3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
He + Md = MdHe =>
He + Md = MdHe
Fe2 + I2 = Fe3I2 =>
3 Fe2 + 2 I2 = 2 Fe3I2
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Équations équilibrées sur10/29/24
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