| Équations équilibrées la veille |
C17H36N2O + 2 H2O2 = C17H34N2O2 + 3 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
PbCl2 + Na2S = PbS + NaCl =>
PbCl2 + Na2S = PbS + 2 NaCl
Ir + NaCN = IrNaCN =>
Ir + NaCN = IrNaCN
Zn + MnO2 = ZnO2 + Mn2O3 =>
Zn + 4 MnO2 = ZnO2 + 2 Mn2O3
Ca(OH)2 + NaHCO3 = CaCO3 + H2O + Na2CO3 =>
Ca(OH)2 + 2 NaHCO3 = CaCO3 + 2 H2O + Na2CO3
Br2 + Na2S2O3 = NaBr + Na2S4O6 =>
Br2 + 2 Na2S2O3 = 2 NaBr + Na2S4O6
Cr(s) + HCl(aq) = CrCl2(aq) + H2(g) =>
Cr(s) + 2 HCl(aq) = CrCl2(aq) + H2(g)
I2 + NMe4I = NMe4I5 =>
2 I2 + NMe4I = NMe4I5
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
NaOH + H{+}SO4 = Na{+}SO4 + HOH =>
NaOH + H{+}SO4 = Na{+}SO4 + HOH
K2Cr2O7(aq) + KOH(aq) = K2CrO4(aq) + H2O(l) =>
K2Cr2O7(aq) + 2 KOH(aq) = 2 K2CrO4(aq) + H2O(l)
CrO3 + H2O = CrO4 + H2 =>
CrO3 + H2O = CrO4 + H2
Si + H4 = SiH4 =>
Si + H4 = SiH4
(Zn(NO3)2) + Na2CO3 = (Na(NO3)2) + Zn2CO3 =>
2(Zn(NO3)2) + Na2CO3 = 2(Na(NO3)2) + Zn2CO3
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NO2(g) + H20(l) + O2(g) = HNO3(l) =>
20 NO2(g) + H20(l) + 10 O2(g) = 20 HNO3(l)
K2CO3 + Ag = K + CO2 + AgO =>
K2CO3 + Ag = 2 K + CO2 + AgO
Be(OH)2 + H2SO4 = BeSO4 + H2O =>
Be(OH)2 + H2SO4 = BeSO4 + 2 H2O
P2O5 + RbOH = Rb3PO4 + H2O =>
P2O5 + 6 RbOH = 2 Rb3PO4 + 3 H2O
CO(NO3)2 + (NaOH) = CO(OH)2 + Na(NO3) = =>
CO(NO3)2 + 2(NaOH) = CO(OH)2 + 2 Na(NO3)
Ag2S + CN{-} + O2 = Ag(CN)2{-} + S2O3{2-} + O{-}2 =>
4 Ag2S + 16 CN{-} + 5 O2 = 8 Ag(CN)2{-} + 2 S2O3{2-} + 4 O{-}2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Ca + H2O = Ca(H2O)2 =>
Ca + 2 H2O = Ca(H2O)2
H2S + H2O = S{-2} + H3O{+} =>
H2S + 2 H2O = S{-2} + 2 H3O{+}
XY2 + A2C = AY + XC =>
XY2 + A2C = 2 AY + XC
Cl + C2H4 = HCl + C =>
4 Cl + C2H4 = 4 HCl + 2 C
C2H3N + H2 = CH3CH2NH =>
2 C2H3N + 3 H2 = 2 CH3CH2NH
Mg + Ba(OH)2 = Mg(OH)2 + Ba =>
Mg + Ba(OH)2 = Mg(OH)2 + Ba
Sb(OH)3 = Sb2O3 + H2O =>
2 Sb(OH)3 = Sb2O3 + 3 H2O
FeCO3 = Fe + CO2 + O2 =>
2 FeCO3 = 2 Fe + 2 CO2 + O2
ethylene + KMnO4 + KOH = CO2 + K2MnO4 + H2O =>
C2H4 + 12 KMnO4 + 12 KOH = 2 CO2 + 12 K2MnO4 + 8 H2O
CuSO4 + Na2SO3 + H2O = Cu2SO4 + Na2SO4 + H2SO4 =>
2 CuSO4 + Na2SO3 + H2O = Cu2SO4 + Na2SO4 + H2SO4
FeI3(aq) + Ca(s) = Fe(s) + CaI2(aq) =>
2 FeI3(aq) + 3 Ca(s) = 2 Fe(s) + 3 CaI2(aq)
C3H4O4 + NaOH = Na4C3O4 + H2O =>
C3H4O4 + 4 NaOH = Na4C3O4 + 4 H2O
NaCl + H2SO4 = H2Cl + NaSO4 =>
NaCl + H2SO4 = H2Cl + NaSO4
Mo2C + H2O = MoO2 + H2 + CO2 =>
Mo2C + 6 H2O = 2 MoO2 + 6 H2 + CO2
F2 + Na2S = F2S + Na2 =>
F2 + Na2S = F2S + Na2
LiOH + B2O3 = Li3BO3 + H2O =>
6 LiOH + B2O3 = 2 Li3BO3 + 3 H2O
Al + Pb(NO3)2 = PbAl + (NO3)2 =>
Al + Pb(NO3)2 = PbAl + (NO3)2
Cu2 + HNO3 = Cu(NO3)4 + H2O + NO =>
3 Cu2 + 32 HNO3 = 6 Cu(NO3)4 + 16 H2O + 8 NO
MgO2 + HCl = MgCl + H2O + Cl2 =>
2 MgO2 + 8 HCl = 2 MgCl + 4 H2O + 3 Cl2
NH2OH + K2Cr2O7 + H2O = HNO2 + Cr(OH)3 + KOH =>
3 NH2OH + 2 K2Cr2O7 + 5 H2O = 3 HNO2 + 4 Cr(OH)3 + 4 KOH
Zn + H = ZnH2 =>
Zn + 2 H = ZnH2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
NH2OH + K2Cr2O7 + H2O = HNO2 + Cr(OH)3 + KOH =>
3 NH2OH + 2 K2Cr2O7 + 5 H2O = 3 HNO2 + 4 Cr(OH)3 + 4 KOH
C3H6 + H2SO4 = C3H8SO4 =>
C3H6 + H2SO4 = C3H8SO4
Ga2O3 + F2 = GaF3 + O2 =>
2 Ga2O3 + 6 F2 = 4 GaF3 + 3 O2
NaNO2 + (NH2)2CO = N2 + NaOH + CO2 + H2O =>
2 NaNO2 + (NH2)2CO = 2 N2 + 2 NaOH + CO2 + H2O
H2S + A = A2S + H2 =>
H2S + 2 A = A2S + H2
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Équations équilibrées sur01/06/25
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