| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KOH + 4 KMnO4 = 4 K2MnO2 + 5 O2 + 2 H2O
KI(aq) + Pb(NO3)2 = KNO3(aq) + PbI2(s) =>
2 KI(aq) + Pb(NO3)2 = 2 KNO3(aq) + PbI2(s)
H{+} + NO3{-} + Zn = Zn{+} + N2O + H2O =>
10 H{+} + 2 NO3{-} + 8 Zn = 8 Zn{+} + N2O + 5 H2O
K2Cr2O7 + H2S + NaOH + H2O = K3[Cr(OH)6] + S + Na2Cr2O7 =>
3 K2Cr2O7 + 3 H2S + 4 NaOH + H2O = 2 K3[Cr(OH)6] + 3 S + 2 Na2Cr2O7
KOH + KMnO4 = K2MnO2 + O2 + H2O =>
4 KOH + 4 KMnO4 = 4 K2MnO2 + 5 O2 + 2 H2O
KMnO4 + K2SO3 + H2O = MnO2 + K2SO4 + K(OH) =>
2 KMnO4 + 3 K2SO3 + H2O = 2 MnO2 + 3 K2SO4 + 2 K(OH)
KOH + KMnO4 = K2MnO2 + O2 + H2O =>
4 KOH + 4 KMnO4 = 4 K2MnO2 + 5 O2 + 2 H2O
H3PO2 + Br2 + H2O = H3PO4 + HBr =>
H3PO2 + 2 Br2 + 2 H2O = H3PO4 + 4 HBr
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
K2Cr2O7 + H2S + NaOH + H2O = K3[Cr(OH)6] + S + Na2Cr2O7 =>
3 K2Cr2O7 + 3 H2S + 4 NaOH + H2O = 2 K3[Cr(OH)6] + 3 S + 2 Na2Cr2O7
Ca(OH)2 + CO2 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = Ca(HCO3)2
Fe2(CO3) = Fe2CO3 =>
Fe2(CO3) = Fe2CO3
C2H4O + Na2B4O7(H2O) = C2H4O8Na2B4 + H2O =>
C2H4O + Na2B4O7(H2O) = C2H4O8Na2B4 + H2O
K2Cr2O7 + H2S + NaOH + H2O = K3[Cr(OH)6] + S + Na2Cr2O7 =>
3 K2Cr2O7 + 3 H2S + 4 NaOH + H2O = 2 K3[Cr(OH)6] + 3 S + 2 Na2Cr2O7
KOH + KMnO4 = K2MnO2 + O2 + H2O =>
4 KOH + 4 KMnO4 = 4 K2MnO2 + 5 O2 + 2 H2O
Ca3(Po4)2 + KOH = Ca(OH)2 + K3Po4 =>
Ca3(Po4)2 + 6 KOH = 3 Ca(OH)2 + 2 K3Po4
NaCO = CO + Na =>
NaCO = CO + Na
Cu(I) + S = Cu(I)S =>
Cu(I) + S = Cu(I)S
KOH + KMnO4 = K2MnO2 + O2 + H2O =>
4 KOH + 4 KMnO4 = 4 K2MnO2 + 5 O2 + 2 H2O
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2 =>
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2
K2Cr2O7 + H2S + NaOH + H2O = K3[Cr(OH)6] + S + Na2Cr2O7 =>
3 K2Cr2O7 + 3 H2S + 4 NaOH + H2O = 2 K3[Cr(OH)6] + 3 S + 2 Na2Cr2O7
CaCl + AgNO3 = AgCl + CaNO3 =>
CaCl + AgNO3 = AgCl + CaNO3
K2Cr2O7 + H2S + NaOH + H2O = K3[Cr(OH)6] + S + Na2Cr2O7 =>
3 K2Cr2O7 + 3 H2S + 4 NaOH + H2O = 2 K3[Cr(OH)6] + 3 S + 2 Na2Cr2O7
Cs + Br2 = CsBr =>
2 Cs + Br2 = 2 CsBr
FeCl3 + Mg(OH)2 = Fe(OH)03 + MgCl2 =>
2 FeCl3 + 3 Mg(OH)2 = 2 Fe(OH)03 + 3 MgCl2
H2SiO3 + SO2 = H2SO4 + SiO =>
H2SiO3 + SO2 = H2SO4 + SiO
KOH + KMnO4 = K2MnO2 + O2 + H2O =>
4 KOH + 4 KMnO4 = 4 K2MnO2 + 5 O2 + 2 H2O
C6H5CN + H2O + H2SO4 = C6H5COOH + (NH4)2SO4 =>
2 C6H5CN + 4 H2O + H2SO4 = 2 C6H5COOH + (NH4)2SO4
KOH + KMnO4 = K2MnO2 + O2 + H2O =>
4 KOH + 4 KMnO4 = 4 K2MnO2 + 5 O2 + 2 H2O
ClO3 + NO = Cl2 + NO2 =>
2 ClO3 + 6 NO = Cl2 + 6 NO2
K2Cr2O7 + H2S + NaOH + H2O = K3[Cr(OH)6] + S + Na2Cr2O7 =>
3 K2Cr2O7 + 3 H2S + 4 NaOH + H2O = 2 K3[Cr(OH)6] + 3 S + 2 Na2Cr2O7
P + CuO = O2 + Cu3P2 =>
4 P + 6 CuO = 3 O2 + 2 Cu3P2
KOH + KMnO4 = K2MnO2 + O2 + H2O =>
4 KOH + 4 KMnO4 = 4 K2MnO2 + 5 O2 + 2 H2O
Si + F2 = SiF4 =>
Si + 2 F2 = SiF4
Bi3 + NH4OH = Bi(OH)3 + NH4 =>
Bi3 + 9 NH4OH = 3 Bi(OH)3 + 9 NH4
Fe + Sn(No3)2 = Fe(No3)2 + Sn =>
Fe + Sn(No3)2 = Fe(No3)2 + Sn
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2Cr2O7 + H2S + NaOH + H2O = K3[Cr(OH)6] + S + Na2Cr2O7 =>
3 K2Cr2O7 + 3 H2S + 4 NaOH + H2O = 2 K3[Cr(OH)6] + 3 S + 2 Na2Cr2O7
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
BaCr2O7 + KCl + NaOH = K2CrO4 + Ba(OH)2 + NaCl + H2O =>
BaCr2O7 + 4 KCl + 4 NaOH = 2 K2CrO4 + Ba(OH)2 + 4 NaCl + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
A2 + O2 = A2O2 =>
A2 + O2 = A2O2
Cr + HBr + O2 = CrBr3 + H2O =>
4 Cr + 12 HBr + 3 O2 = 4 CrBr3 + 6 H2O
CH2O2 = CHO2 + H =>
CH2O2 = CHO2 + H
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
NiCO3 + H3PO4 = Ni(H2PO4)2 + CO2 + H2O =>
NiCO3 + 2 H3PO4 = Ni(H2PO4)2 + CO2 + H2O
CH2O2 = C2H2O3 + H2O =>
2 CH2O2 = C2H2O3 + H2O
Ca(HCO3)2 = CaCO3 + CO2 + H2O =>
Ca(HCO3)2 = CaCO3 + CO2 + H2O
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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