| Équations équilibrées la veille |
Ca + N2 = CaN2
Na2S + HNO3 = S + NaNO3 + NO2 + H2O =>
Na2S + 4 HNO3 = S + 2 NaNO3 + 2 NO2 + 2 H2O
MgC2(s) + H2O(l) = C2H2(g) + Mg(OH)2(aq) =>
MgC2(s) + 2 H2O(l) = C2H2(g) + Mg(OH)2(aq)
C4H10O2S + PCl3 = C4H8SCl2 + P(OH)3 =>
3 C4H10O2S + 2 PCl3 = 3 C4H8SCl2 + 2 P(OH)3
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Fe(OH)2 + KOH + Br2 = KFeO2 + KBr + H2O =>
2 Fe(OH)2 + 4 KOH + Br2 = 2 KFeO2 + 2 KBr + 4 H2O
BeBr + NaOH = BeOH + NaBr =>
BeBr + NaOH = BeOH + NaBr
C2 + H2O = C2O4 + H2 =>
C2 + 4 H2O = C2O4 + 4 H2
CuCl2 + Na2SO4 + NaOH = CuSO4 + HCl + Na2O =>
CuCl2 + Na2SO4 + 2 NaOH = CuSO4 + 2 HCl + 2 Na2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
(NH4)2C2O4(aq) + CuC2H3O2(aq) = (NH4)2C2H3O2(aq) + CuC2O4(s) =>
(NH4)2C2O4(aq) + CuC2H3O2(aq) = (NH4)2C2H3O2(aq) + CuC2O4(s)
Fe + AgC2H3O2 = Fe(C2H3O2)2 + Ag =>
Fe + 2 AgC2H3O2 = Fe(C2H3O2)2 + 2 Ag
K2Cr2O7 + K2SO3 + H2O = Cr(OH)3 + K2SO4 + KOH =>
K2Cr2O7 + 3 K2SO3 + 4 H2O = 2 Cr(OH)3 + 3 K2SO4 + 2 KOH
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
FeI3 + Cu(NO3)2 = Fe(NO3)3 + CuI2 =>
2 FeI3 + 3 Cu(NO3)2 = 2 Fe(NO3)3 + 3 CuI2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
C10H14 + O2 = CO2 + H2O =>
2 C10H14 + 27 O2 = 20 CO2 + 14 H2O
XeF4 + NaOH = Xe + O2 + NaF + H2O =>
XeF4 + 4 NaOH = Xe + O2 + 4 NaF + 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Al3ClO3 = Al3 + ClO3 =>
Al3ClO3 = Al3 + ClO3
C2H6O + C3H6O2 = C5H10O2 + H2O =>
C2H6O + C3H6O2 = C5H10O2 + H2O
K + SO4 + Pb(NO3)2 = PbSO4 + KNO3 =>
2 K + SO4 + Pb(NO3)2 = PbSO4 + 2 KNO3
CH3CHCOHCOO + O2 = CO2 + H2O =>
4 CH3CHCOHCOO + 15 O2 = 16 CO2 + 10 H2O
CH3Cl + H2O = CH3OH + HCl =>
CH3Cl + H2O = CH3OH + HCl
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
H2SO4 + CuHCO3 = Cu2SO4 + H2O + CO2 =>
H2SO4 + 2 CuHCO3 = Cu2SO4 + 2 H2O + 2 CO2
Cl2 + MgF2 = ClF + Mg =>
Cl2 + MgF2 = 2 ClF + Mg
H2SO4 + CuHCO3 = Cu2SO4 + H2O + CO2 =>
H2SO4 + 2 CuHCO3 = Cu2SO4 + 2 H2O + 2 CO2
K2S + Fe(NO3)3 = KNO3 + Fe2S3 =>
3 K2S + 2 Fe(NO3)3 = 6 KNO3 + Fe2S3
CdCl2 + H2S = CdS + H2Cl2 =>
CdCl2 + H2S = CdS + H2Cl2
NH4NO3 + NaOH + CH2O = C6H12N4 + H2O + NaNO3 =>
4 NH4NO3 + 4 NaOH + 6 CH2O = C6H12N4 + 10 H2O + 4 NaNO3
AgNO3(aq) + ZnI2(aq) = AgI(s) + Zn(NO3)2(aq) =>
2 AgNO3(aq) + ZnI2(aq) = 2 AgI(s) + Zn(NO3)2(aq)
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
H2SO4 + CuHCO3 = Cu2SO4 + H2O + CO2 =>
H2SO4 + 2 CuHCO3 = Cu2SO4 + 2 H2O + 2 CO2
Fe2O3 + (NH4)2SO4 = NH4Fe(SO4)2 + NH3 + H2O =>
Fe2O3 + 4(NH4)2SO4 = 2 NH4Fe(SO4)2 + 6 NH3 + 3 H2O
Zn + AgNO3 = Ag + Zn(NO3)2 =>
Zn + 2 AgNO3 = 2 Ag + Zn(NO3)2
Ba(NO3)2 + Ag2SO4 = BaSO4 + Ag(NO3) =>
Ba(NO3)2 + Ag2SO4 = BaSO4 + 2 Ag(NO3)
FeO + K2Cr2O7 + H2SO4 = Fe2O3 + Cr2(SO4)3 + K2(SO4) + H2O =>
6 FeO + K2Cr2O7 + 4 H2SO4 = 3 Fe2O3 + Cr2(SO4)3 + K2(SO4) + 4 H2O
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
C4H10O + Cr2O7 = C4H8O + H2O + Cr =>
7 C4H10O + Cr2O7 = 7 C4H8O + 7 H2O + 2 Cr
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Cl + Rb = RbCl =>
Cl + Rb = RbCl
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