| Équations équilibrées la veille |
CH4 + CH = C2H5
H3PO3 + NaOH = Na2P4O7 + H2O =>
4 H3PO3 + 2 NaOH = Na2P4O7 + 7 H2O
KNO2 + (NH4)2SO4 = NH3NO2 + K2SO4 + H2 =>
2 KNO2 + (NH4)2SO4 = 2 NH3NO2 + K2SO4 + H2
NH4Br + (NH4)2CO3 = (NH4)2Br + NH4CO3 =>
NH4Br + (NH4)2CO3 = (NH4)2Br + NH4CO3
C5H12O + H2O = CO2 + CH4 =>
4 C5H12O + 6 H2O = 5 CO2 + 15 CH4
KMnO4 + NaAsO2 + H2SO4 = H2O + K2SO4 + MnSO4 + NaAsO3 =>
2 KMnO4 + 5 NaAsO2 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 NaAsO3
NO = N2 + O2 =>
2 NO = N2 + O2
SeO2 + H2Se = Se + H2O =>
SeO2 + 2 H2Se = 3 Se + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
K2I + Mg = MgI2 + K =>
2 K2I + Mg = MgI2 + 4 K
AgNO3 + MgBr2 = AgBr + Mg(NO3)2 =>
2 AgNO3 + MgBr2 = 2 AgBr + Mg(NO3)2
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
N2H4 + Zn + KOH + H2O = NH3 + K2Zn(OH)4 =>
N2H4 + Zn + 2 KOH + 2 H2O = 2 NH3 + K2Zn(OH)4
NaCl + Ba3(PO4)2 = Na3PO4 + BaCl2 =>
6 NaCl + Ba3(PO4)2 = 2 Na3PO4 + 3 BaCl2
SeO2 + H2Se = Se + H2O =>
SeO2 + 2 H2Se = 3 Se + 2 H2O
Sn + NaCl = SnCl3 + Na =>
Sn + 3 NaCl = SnCl3 + 3 Na
Zn(s) + FeCl3(s) = ZnCl2(g) + Fe(s) =>
3 Zn(s) + 2 FeCl3(s) = 3 ZnCl2(g) + 2 Fe(s)
MgO2 + HCl = Cl2 + H2O + MgCl2 =>
MgO2 + 4 HCl = Cl2 + 2 H2O + MgCl2
H2SO4 + FeSO4 + NaNO3 = NO + Fe2(SO4)3 + H2O + Na2SO4 =>
4 H2SO4 + 6 FeSO4 + 2 NaNO3 = 2 NO + 3 Fe2(SO4)3 + 4 H2O + Na2SO4
NH4NO3 + CH2O = CO + H2O + N2 =>
NH4NO3 + CH2O = CO + 3 H2O + N2
Ca3(PO4)2 + Al(OH)3 = Ca(OH)2 + AlPO4 =>
Ca3(PO4)2 + 2 Al(OH)3 = 3 Ca(OH)2 + 2 AlPO4
Na2Cr2O7 + AlPO4 = Na3PO4 + Al2(Cr2O7)3 =>
3 Na2Cr2O7 + 2 AlPO4 = 2 Na3PO4 + Al2(Cr2O7)3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Cu{2+} + H2S = CuS + H2{2+} =>
Cu{2+} + H2S = CuS + H2{2+}
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Cr2O3(s) + Al(l) = Cr(l) + Al2O3(l) =>
Cr2O3(s) + 2 Al(l) = 2 Cr(l) + Al2O3(l)
Zr2O3 + Sn = Zr + SnO2 =>
2 Zr2O3 + 3 Sn = 4 Zr + 3 SnO2
SrCl2 + Mg(NO3)2 = Sr(NO3)2 + MgCl2 =>
SrCl2 + Mg(NO3)2 = Sr(NO3)2 + MgCl2
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C60H10O20N20 + H2O = CH4 + CO2 + NH3 =>
4 C60H10O20N20 + 250 H2O = 75 CH4 + 165 CO2 + 80 NH3
C4H8N8O8 + O2 = H2O + CO2 + N =>
C4H8N8O8 + 2 O2 = 4 H2O + 4 CO2 + 8 N
Sr(ClO3)2 = O2 + Sr(ClO2)2 =>
Sr(ClO3)2 = O2 + Sr(ClO2)2
KNO2 + K2CrO4 + H2O = KNO3 + Cr(OH)3 + KOH =>
3 KNO2 + 2 K2CrO4 + 5 H2O = 3 KNO3 + 2 Cr(OH)3 + 4 KOH
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ca(OH)2 + CH3CO2H = CaH2 + C2H3O2(OH) =>
Ca(OH)2 + 2 CH3CO2H = CaH2 + 2 C2H3O2(OH)
H3PO4 + MgCO3 = Mg3(PO4)2 + CO2 + H2O =>
2 H3PO4 + 3 MgCO3 = Mg3(PO4)2 + 3 CO2 + 3 H2O
Ca(NO3)6H2O + Fe(NO3)39H2O + CH2NH2COOH = CaFe19 + CO2 + H2O + N2 =>
2.0000000000003Ca(NO3)6H2O + 38 Fe(NO3)39H2O + 996 CH2NH2COOH = 2 CaFe19 + 1992 CO2 + 2530 H2O + 1245 N2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Na + SO3 = Na2SO3 =>
2 Na + SO3 = Na2SO3
H2SO4 + NaBr = Na2SO4 + H2 + Br2 =>
H2SO4 + 2 NaBr = Na2SO4 + H2 + Br2
Ca(OH)2(s) + NaCl(aq) = CaCl2(aq) + NaOH =>
Ca(OH)2(s) + 2 NaCl(aq) = CaCl2(aq) + 2 NaOH
BaCO3 + Ni = Ba + Ni2(CO3)3 =>
3 BaCO3 + 2 Ni = 3 Ba + Ni2(CO3)3
Na2CO3(ac) + HNO3(ac) = Na2NO3(ac) + HCO3 =>
Na2CO3(ac) + HNO3(ac) = Na2NO3(ac) + HCO3
CH3COOH + Be(OH)2 = (CH3COO)2Be + H2O =>
2 CH3COOH + Be(OH)2 = (CH3COO)2Be + 2 H2O
OH + Sn = SnOH =>
OH + Sn = SnOH
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| Équations équilibrées la veille |
Équations équilibrées sur12/15/24
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