| Équations équilibrées la veille |
NaNO3 + Hl = NaNHl + 3 O
KBr + NaHCO3 = NaKCO3 + HBr =>
KBr + NaHCO3 = NaKCO3 + HBr
H2O + D2 = HD + O2 =>
2 H2O + 2 D2 = 4 HD + O2
S + KOH = K2S + H2SO3 + H2O =>
3 S + 4 KOH = 2 K2S + H2SO3 + H2O
C2H6 + O2 = CO2 + (H2O)3 =>
2 C2H6 + 7 O2 = 4 CO2 + 2(H2O)3
H2O2 + Mn(NO3)2 + NaOH = Na2MnO4 + NaNO3 + H2O =>
2 H2O2 + Mn(NO3)2 + 4 NaOH = Na2MnO4 + 2 NaNO3 + 4 H2O
Sb2S3 + Fe(s) = Sb(s) + FeS(s) =>
Sb2S3 + 3 Fe(s) = 2 Sb(s) + 3 FeS(s)
HCOOH + C3H7OH = HCOOC3H7 + H2O =>
HCOOH + C3H7OH = HCOOC3H7 + H2O
NiS + H2O2 = NiO + S + H2O =>
NiS + H2O2 = NiO + S + H2O
K2SO3 + ZnSO4 = K2SO4 + ZnS =>
4 K2SO3 + ZnSO4 = 4 K2SO4 + ZnS
NaOH + NiCl2 = NaCl + Ni(OH)2 =>
2 NaOH + NiCl2 = 2 NaCl + Ni(OH)2
HF + H2SO4 = F2 + H2S + H2O =>
8 HF + H2SO4 = 4 F2 + H2S + 4 H2O
P4 + Cu{2+} + H2O = Cu3P{2+} + H3PO4 + H{+} =>
9 P4 + 60 Cu{2+} + 64 H2O = 20 Cu3P{2+} + 16 H3PO4 + 80 H{+}
Na2B4O7 + H2O = NaH2BO3 + H3BO3 =>
Na2B4O7 + 5 H2O = 2 NaH2BO3 + 2 H3BO3
HOBr + KOBr = OBr + KH =>
HOBr + KOBr = 2 OBr + KH
Fe{+3} + Cr = Fe{+2} + Cr{3} =>
3 Fe{+3} + Cr = 3 Fe{+2} + Cr{3}
CO2 + H = CH4 + HCO3 =>
3 CO2 + 6 H = CH4 + 2 HCO3
H2C = CHCH3 =>
2 H2C = CHCH3
NiBr + FeCl = NiClFeBr =>
NiBr + FeCl = NiClFeBr
CrCl2 + H2SO4 = Cr(SO4) + HCl =>
CrCl2 + H2SO4 = Cr(SO4) + 2 HCl
Ca + HPo4 = Ca(Po4) + H2 =>
2 Ca + 2 HPo4 = 2 Ca(Po4) + H2
NO2 + NaIO2 + NaOH = NaNO3 + H2O + I2 =>
6 NO2 + 2 NaIO2 + 4 NaOH = 6 NaNO3 + 2 H2O + I2
Na2SO4 + NH4OH + BaCl2 = NaOH + NH4Cl + BaSO4 =>
Na2SO4 + 2 NH4OH + BaCl2 = 2 NaOH + 2 NH4Cl + BaSO4
CaCl2 + NaCH3COO = CaCl2NaCH3COO =>
CaCl2 + NaCH3COO = CaCl2NaCH3COO
H2O2 + MnO = HOMnO =>
H2O2 + 2 MnO = 2 HOMnO
KJ + PbO3 + HNO3 = Pb(NO3)2 + J2 + KNO3 + H2O =>
4 KJ + PbO3 + 6 HNO3 = Pb(NO3)2 + 2 J2 + 4 KNO3 + 3 H2O
O13 = O7 =>
7 O13 = 13 O7
HCl + CuSO4*5H2O = H2SO4 + CuCl2*5H2O =>
2 HCl + CuSO4*5H2O = H2SO4 + CuCl2*5H2O
KOH + Bi(OH)3 + KMnO7 = MnO2 + KBiO3 + H2O =>
7 KOH + 9 Bi(OH)3 + 2 KMnO7 = 2 MnO2 + 9 KBiO3 + 17 H2O
C3H5COOH + C2H5OH = H2O + C3H5COOC2H5 =>
C3H5COOH + C2H5OH = H2O + C3H5COOC2H5
Na2CO3 + I2 + H2O = CO2 + NaI + NaHIO3 =>
5 Na2CO3 + 5 I2 + H2O = 5 CO2 + 8 NaI + 2 NaHIO3
MgSO4(aq) + AgNO3(aq) = Ag2SO4(s) + Mg(NO3)2(aq) =>
MgSO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + Mg(NO3)2(aq)
NaHCO3 = CO2 + NaO + H =>
NaHCO3 = CO2 + NaO + H
CaO + POO = CaP + O2 =>
2 CaO + 2 POO = 2 CaP + 3 O2
AlBr3 + K = AlBr3K =>
AlBr3 + K = AlBr3K
(NH4)3N + Pb(ClO3)2 = NH4ClO3 + Pb3N2 =>
2(NH4)3N + 3 Pb(ClO3)2 = 6 NH4ClO3 + Pb3N2
KO2 + CO2 = K2CO3 + O2(g) =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2(g)
C2H5OH + CrO3 = CH3COOH + H2O + CrO2 =>
C2H5OH + 2 CrO3 = CH3COOH + H2O + 2 CrO2
H2S + HNO3 = H2SO5 + NO + H2O =>
3 H2S + 10 HNO3 = 3 H2SO5 + 10 NO + 5 H2O
K(PO4) + Mo(Cl6) = K(Cl6) + Mo(PO4) =>
K(PO4) + Mo(Cl6) = K(Cl6) + Mo(PO4)
Cr2(SO4)3 + K2CO3 + H2O = Cr(OH)3 + K2SO4 + H2CO3 =>
Cr2(SO4)3 + 3 K2CO3 + 6 H2O = 2 Cr(OH)3 + 3 K2SO4 + 3 H2CO3
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
PbS + O2 = Pb + SO3 =>
2 PbS + 3 O2 = 2 Pb + 2 SO3
HF + Zn(OH)2 = HOH + ZnF2 =>
2 HF + Zn(OH)2 = 2 HOH + ZnF2
Ca(s) + H2SO4(ac) = CaSO4(aq) + H2(g) =>
Ca(s) + H2SO4(ac) = CaSO4(aq) + H2(g)
Cs4Si + H2O = CsOH + SiH4 =>
Cs4Si + 4 H2O = 4 CsOH + SiH4
FeCl3 + Cu = FeCl + CuCl =>
FeCl3 + 2 Cu = FeCl + 2 CuCl
D2 + C2 = D2C =>
2 D2 + C2 = 2 D2C
Zn2O = Zn2 + O =>
Zn2O = Zn2 + O
Ag + HNO3 = AgNO3 + H2 =>
2 Ag + 2 HNO3 = 2 AgNO3 + H2
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Équations équilibrées sur01/09/25
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