| Équations équilibrées la veille |
P2O5 + 3 BeO = Be3(PO4)2
CaS + NaOH = Na2S + Ca(OH)2 =>
CaS + 2 NaOH = Na2S + Ca(OH)2
BaO2 + Al = Ba + AlO2 =>
BaO2 + Al = Ba + AlO2
MgCO3 + HCl = MgCl2(aq) + CO2 + H2O =>
MgCO3 + 2 HCl = MgCl2(aq) + CO2 + H2O
CHCH + HCl = CH2CHCl =>
CHCH + HCl = CH2CHCl
C3H6Br2 + NaOH = C3H6O + NaBr + H2O =>
C3H6Br2 + 2 NaOH = C3H6O + 2 NaBr + H2O
H2SO4 + NaCl = HCl + Na2SO4 =>
H2SO4 + 2 NaCl = 2 HCl + Na2SO4
H{+} + C2H2C2H4(OH)2 + Cr2O7{2-} = C2H2(COOH)2 + Cr{3+} + H2O =>
32 H{+} + 3 C2H2C2H4(OH)2 + 4 Cr2O7{2-} = 3 C2H2(COOH)2 + 8 Cr{3+} + 22 H2O
ZnO + H = Zn + H2O =>
ZnO + 2 H = Zn + H2O
Sn(s) + P(s) = SnP2 =>
Sn(s) + 2 P(s) = SnP2
Al + NaClO + NaOH + H2O = NaCl + Na[Al(OH)4] =>
2 Al + 3 NaClO + 2 NaOH + 3 H2O = 3 NaCl + 2 Na[Al(OH)4]
Al + Mg(NO3)3 = Mg + Al(NO3)3 =>
Al + Mg(NO3)3 = Mg + Al(NO3)3
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Al + H2SO4 = Al2(SO4)3 + (H)2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3(H)2
C4H11NO2 + HNO3 = (CH2CH2ONO2)2NH*HNO3 + H2O =>
C4H11NO2 + 3 HNO3 = (CH2CH2ONO2)2NH*HNO3 + 2 H2O
C57H104O3 + NaOH = C3H8O3 + C18H33NaO =>
C57H104O3 + 3 NaOH = C3H8O3 + 3 C18H33NaO
HCl(ag) + Ca(s) = CaCl2(ag)H2(g) =>
2 HCl(ag) + Ca(s) = CaCl2(ag)H2(g)
KOH + CH3CH2COOH = CH3CH2COOK + H2O =>
KOH + CH3CH2COOH = CH3CH2COOK + H2O
CH3Cl + Zn + HCl = CH4 + ZnCl2 =>
CH3Cl + Zn + HCl = CH4 + ZnCl2
C2O2H + NaHCO3 = C2O2Na + H2O + CO2 =>
C2O2H + NaHCO3 = C2O2Na + H2O + CO2
F2 + LiBr = LiF + Br2 =>
F2 + 2 LiBr = 2 LiF + Br2
NH3 + KOH = NH4OK =>
NH3 + KOH = NH4OK
BaO2 + Al = BaO + Al2O3 =>
3 BaO2 + 2 Al = 3 BaO + Al2O3
PCl5 + Ba(OH)2 = BaCl2 + Ba3(PO4)2 + H2O =>
2 PCl5 + 8 Ba(OH)2 = 5 BaCl2 + Ba3(PO4)2 + 8 H2O
Fe + KOH = K2FeO2 + H2 =>
Fe + 2 KOH = K2FeO2 + H2
C2H5OHNH3 = C2H5NH2HOH =>
C2H5OHNH3 = C2H5NH2HOH
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
KC2H3O2 + HNO3 = KNO3 + HC2H3O2 =>
KC2H3O2 + HNO3 = KNO3 + HC2H3O2
BaO + MoO2 = Ba2MoO4 =>
2 BaO + MoO2 = Ba2MoO4
Cu3AsO4 + Ni(MnO4)3 = CuMnO4 + NiAsO4 =>
Cu3AsO4 + Ni(MnO4)3 = 3 CuMnO4 + NiAsO4
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
H(CH3COO)(aq) + Cr(OH)3(aq) = Cr(CH3COO)3 + H2O =>
3 H(CH3COO)(aq) + Cr(OH)3(aq) = Cr(CH3COO)3 + 3 H2O
CO(NH2)2 + NaBrO = NaBr + N2 + CO2 + H2O =>
CO(NH2)2 + 3 NaBrO = 3 NaBr + N2 + CO2 + 2 H2O
H{+} + C2H2C2H4(OH)2 + Cr2O7{2-} = C2H2(COOH)2 + Cr{3+} + H2O =>
32 H{+} + 3 C2H2C2H4(OH)2 + 4 Cr2O7{2-} = 3 C2H2(COOH)2 + 8 Cr{3+} + 22 H2O
Ca(OH)2(aq) + FeCl3(aq) = CaCl2(aq) + Fe(OH)3 =>
3 Ca(OH)2(aq) + 2 FeCl3(aq) = 3 CaCl2(aq) + 2 Fe(OH)3
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
CaMg(CO3)2 + HNO3 = Ca(NO3)2 + Mg(NO3)2 + CO2 + H2O =>
CaMg(CO3)2 + 4 HNO3 = Ca(NO3)2 + Mg(NO3)2 + 2 CO2 + 2 H2O
Pb{2+} + Cd = Pb + Cd{2+} =>
Pb{2+} + Cd = Pb + Cd{2+}
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
Na2SO3 + HCl = Na2Cl + HSO3 =>
Na2SO3 + HCl = Na2Cl + HSO3
Mg2Si + HCl = SiH2 + H2 + MgCl2 =>
Mg2Si + 4 HCl = SiH2 + H2 + 2 MgCl2
Cu(OH)2 + NH2CH2COOH = Cu(NH2CH2COO)2 + H2O =>
Cu(OH)2 + 2 NH2CH2COOH = Cu(NH2CH2COO)2 + 2 H2O
MgCl2 + H2O + CO2 = Mg(HCO3)2 + HCl =>
MgCl2 + 2 H2O + 2 CO2 = Mg(HCO3)2 + 2 HCl
BaCrO4(s) + HCl(aq) = BaCl2(aq) + H2CrO4(s) =>
BaCrO4(s) + 2 HCl(aq) = BaCl2(aq) + H2CrO4(s)
NH4CH3COOAgNO3 = NH4NO3AgCH3COO =>
NH4CH3COOAgNO3 = NH4NO3AgCH3COO
Ba + Fe2(SO4)3 = Fe2Ba(SO4)3 =>
Ba + Fe2(SO4)3 = Fe2Ba(SO4)3
Mn3O2 + HCl = Mn7Cl2 + H2O + Cl2 =>
7 Mn3O2 + 28 HCl = 3 Mn7Cl2 + 14 H2O + 11 Cl2
K + (SO3) = K2(SO3) =>
2 K + (SO3) = K2(SO3)
Fe3O4 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe3O4 + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 H2O
K + ClO = KCl + O =>
K + ClO = KCl + O
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Équations équilibrées sur10/18/24
Équations équilibrées sur11/17/23
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