| Équations équilibrées la veille |
KBr + 3 NaClO = KBrO3 + 3 NaCl
H2CO3 + H2O = CO3{2-} + H3O{+} =>
H2CO3 + 2 H2O = CO3{2-} + 2 H3O{+}
(N2H4) + O2 = NO + H2O =>
(N2H4) + 2 O2 = 2 NO + 2 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CuS + H2O = CuO + H2S =>
CuS + H2O = CuO + H2S
C3H7OH1 + O2 = CO + H2O =>
C3H7OH1 + 3 O2 = 3 CO + 4 H2O
FeO2 + C = Fe + CO2 =>
FeO2 + C = Fe + CO2
Mg + At2 = MgAt =>
2 Mg + At2 = 2 MgAt
NaClO + CH3COOH = NaCH3COO + HClO =>
NaClO + CH3COOH = NaCH3COO + HClO
RbOH + N2O5 = RbNO3 + H2O =>
2 RbOH + N2O5 = 2 RbNO3 + H2O
FeCl3 + CoCl2 = FeCl2 + CoCl3 =>
FeCl3 + CoCl2 = FeCl2 + CoCl3
Pb3(PO4)4 = Pb3(PO3)4 + O2 =>
Pb3(PO4)4 = Pb3(PO3)4 + 2 O2
Br + HNO3 = HBr + NO3 =>
Br + HNO3 = HBr + NO3
ClO{-} + SO2 + H2O = Cl{-} + SO4{-2} + H{+} =>
ClO{-} + SO2 + H2O = Cl{-} + SO4{-2} + 2 H{+}
CH3CH(OH)CH3 + Cr2O7{2-} + H{+} = CH3COCH3 + Cr{3+} + H2O =>
3 CH3CH(OH)CH3 + Cr2O7{2-} + 8 H{+} = 3 CH3COCH3 + 2 Cr{3+} + 7 H2O
Zn(NO3)2*6H2O + NaOH = ZnO + NaNO3 + H2O =>
Zn(NO3)2*6H2O + 2 NaOH = ZnO + 2 NaNO3 + 7 H2O
Mg(OH)2 + NaNO3 = Mg(NO3)2 + NaOH =>
Mg(OH)2 + 2 NaNO3 = Mg(NO3)2 + 2 NaOH
MgO + HVO3 = Mg(VO3)2 + H2O =>
MgO + 2 HVO3 = Mg(VO3)2 + H2O
(C2H4O2) + (NaOH) = (CH3COONa) + (H2O) =>
(C2H4O2) + (NaOH) = (CH3COONa) + (H2O)
H3AsO4 + NaOH = Na2HAsO4 + H2O =>
H3AsO4 + 2 NaOH = Na2HAsO4 + 2 H2O
Pb + Se = Pb(Se)2 =>
Pb + 2 Se = Pb(Se)2
Ca(s) + O2(g) = CaO(s) =>
2 Ca(s) + O2(g) = 2 CaO(s)
W + Bl2 = W3Bl2 =>
3 W + Bl2 = W3Bl2
La2O3 + CrO3 = La(CrO)3 + O2 =>
2 La2O3 + 12 CrO3 = 4 La(CrO)3 + 15 O2
MgCl2 + MgSO4 = Mg + Cl2SO4 =>
MgCl2 + MgSO4 = 2 Mg + Cl2SO4
OHCl + AgNO3 = AgCl + OHNO3 =>
OHCl + AgNO3 = AgCl + OHNO3
Ca(OH)2(aq) + H3PO4 = Ca3(PO4)2(aq) + H2O =>
3 Ca(OH)2(aq) + 2 H3PO4 = Ca3(PO4)2(aq) + 6 H2O
HC7H5O2 + NaOH = NaC7H5O2 + H2O =>
HC7H5O2 + NaOH = NaC7H5O2 + H2O
HCl = Cl2H2 =>
2 HCl = Cl2H2
CUSO4 + Mg = MgSO4 + CU =>
CUSO4 + Mg = MgSO4 + CU
RbOH + CO2 = H2O + Rb2CO3 =>
2 RbOH + CO2 = H2O + Rb2CO3
C2H6O + KMnO4 + NaOH = C2H4O + K2MnO4 + Na2MnO4 + H2O =>
C2H6O + 2 KMnO4 + 2 NaOH = C2H4O + K2MnO4 + Na2MnO4 + 2 H2O
K3[Fe(CN)6] + KI + HCl = FeCl2 + I2 + KCl + HCN =>
2 K3[Fe(CN)6] + 2 KI + 12 HCl = 2 FeCl2 + I2 + 8 KCl + 12 HCN
NH3 + CaCl = CaH3 + NCl =>
NH3 + CaCl = CaH3 + NCl
CuCO3 + C6H8O7 = Cu2C6H4O7 + H2O + CO2 =>
2 CuCO3 + C6H8O7 = Cu2C6H4O7 + 2 H2O + 2 CO2
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
Na2(CO3) + H2SO4 = Na2SO4 + H2CO3 =>
Na2(CO3) + H2SO4 = Na2SO4 + H2CO3
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
Cu + HNO3(aq) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(aq) = 3 Cu(NO3)2 + 2 NO + 4 H2O
CuSO4*5H2O + KOH = Cu(OH)2 + K2SO4 + H2O =>
CuSO4*5H2O + 2 KOH = Cu(OH)2 + K2SO4 + 5 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Co(H2O)6{2+} + Cl{-} = CoCl4{-2} + H2O =>
Co(H2O)6{2+} + 4 Cl{-} = CoCl4{-2} + 6 H2O
Pb3O4 + KI + H2SO4 = PbSO4 + K2SO4 + H2O + I2 =>
Pb3O4 + 2 KI + 4 H2SO4 = 3 PbSO4 + K2SO4 + 4 H2O + I2
C2H8N2 + K3[Cr(C2O4)3] = [Cr(C2H8N2)2(C2O4)][Cr(C2H8N2)(C2O4)2] + K2C2O4 =>
3 C2H8N2 + 2 K3[Cr(C2O4)3] = [Cr(C2H8N2)2(C2O4)][Cr(C2H8N2)(C2O4)2] + 3 K2C2O4
SO2 + CaCl2 = SCl2 + CaO2 =>
SO2 + CaCl2 = SCl2 + CaO2
Ag + Cu = AgCu =>
Ag + Cu = AgCu
C2H3N3 + O2 = CO2 + H2O + N2 =>
4 C2H3N3 + 11 O2 = 8 CO2 + 6 H2O + 6 N2
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
CaCO3(s) + HBr(aq) = CaBr2(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 HBr(aq) = CaBr2(aq) + H2O(l) + CO2(g)
NaCl + NH4NO3 = NaNO3 + NH4Cl =>
NaCl + NH4NO3 = NaNO3 + NH4Cl
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