Équations équilibrées la veille |
SiO2 + 4 HF = 2 OF2 + SiH4
Fe(s) + CuCl3(aq) = FeCl2(aq) + Cu(s) =>
3 Fe(s) + 2 CuCl3(aq) = 3 FeCl2(aq) + 2 Cu(s)
CaCO3 + C2H5OH = Ca(OH)2 + C2H6 + CO2 =>
3 CaCO3 + 7 C2H5OH = 3 Ca(OH)2 + 6 C2H6 + 5 CO2
Na + K[Sb(OH)6] = Na[Sb(OH)6] + K =>
Na + K[Sb(OH)6] = Na[Sb(OH)6] + K
Ca + MnCl3 = CaCl + Mn =>
3 Ca + MnCl3 = 3 CaCl + Mn
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
NiClO3(s) = NiO + ClO2 =>
NiClO3(s) = NiO + ClO2
Na + H{4} = Na{4} + H =>
Na + H{4} = Na{4} + H
Fe(s) + CuNO3(aq) = Cu + FeNO3 =>
Fe(s) + CuNO3(aq) = Cu + FeNO3
Mg + Pd(NO3)2 = Mg(NO3)2 + Pd =>
Mg + Pd(NO3)2 = Mg(NO3)2 + Pd
C6H12O6 + H2 = CH3CH2COOHH2O =>
C6H12O6 + 2 H2 = 2 CH3CH2COOHH2O
LiOH + H2 = LiH + H2O =>
LiOH + H2 = LiH + H2O
[Co(H2O)6]Cl2 + NH4Cl + H2O2 = [Co(NH3)5Cl]Cl2 + HCl + H2O =>
2[Co(H2O)6]Cl2 + 10 NH4Cl + H2O2 = 2[Co(NH3)5Cl]Cl2 + 8 HCl + 14 H2O
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
(Fe2(NH4)2(SO4)4) + KSCN = Fe2SCN + K(NH4)2(SO4)4 =>
(Fe2(NH4)2(SO4)4) + KSCN = Fe2SCN + K(NH4)2(SO4)4
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
C16H24N2O2 + C8H19N + C3H5OCl = C19H28N2O3 + C8H20NCl =>
C16H24N2O2 + C8H19N + C3H5OCl = C19H28N2O3 + C8H20NCl
NaClHNO2 = NaNO2HCl =>
NaClHNO2 = NaNO2HCl
CuSO4(H2O)5 = CuSO4 + H2O =>
CuSO4(H2O)5 = CuSO4 + 5 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
(CH3)2N2H2 + N2O4 = H2O + N2 + CO2 =>
(CH3)2N2H2 + 2 N2O4 = 4 H2O + 3 N2 + 2 CO2
N3 = N4 =>
4 N3 = 3 N4
PH3 + KMnO4 + NaOH = K2MnO4 + Na3PO4 + Mn3(PO4)2 + H2O =>
9 PH3 + 24 KMnO4 + 3 NaOH = 12 K2MnO4 + Na3PO4 + 4 Mn3(PO4)2 + 15 H2O
KI + Pb(NO3)2 = PbI6 + K3(NO3) =>
6 KI + Pb(NO3)2 = PbI6 + 2 K3(NO3)
Zn(OH)2 + H2 = H2O + Zn =>
Zn(OH)2 + H2 = 2 H2O + Zn
CuSO4NaOH = NaSO4CuOH =>
CuSO4NaOH = NaSO4CuOH
KCl + Mg(OH)2 = KOH + MgCl2 =>
2 KCl + Mg(OH)2 = 2 KOH + MgCl2
Pb(OH)4 + Ca3(AsO4)2 = Pb3(AsO4)4 + Ca(OH)2 =>
3 Pb(OH)4 + 2 Ca3(AsO4)2 = Pb3(AsO4)4 + 6 Ca(OH)2
KO + H2O = KOH + O =>
2 KO + H2O = 2 KOH + O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H4 + H2O2 = CH2OHCH2OH =>
C2H4 + H2O2 = CH2OHCH2OH
Fe2(O3) + H2S = Fe(HS)3 + H2O =>
Fe2(O3) + 6 H2S = 2 Fe(HS)3 + 3 H2O
KI + KBrO3 + H2SO4 = KBr + K2SO4 + H2O + I2 =>
6 KI + KBrO3 + 3 H2SO4 = KBr + 3 K2SO4 + 3 H2O + 3 I2
HBr(aq) + AgNO3(aq) = HNO3(aq) + BrAg(s) =>
HBr(aq) + AgNO3(aq) = HNO3(aq) + BrAg(s)
C6H5NH2 + Br3 = C6NH2BrH4 + HBr =>
3 C6H5NH2 + 2 Br3 = 3 C6NH2BrH4 + 3 HBr
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na1PO4 + KOH = NaOH + KPO4 =>
Na1PO4 + KOH = NaOH + KPO4
CaBr2 + CaO = Br2O + Ca =>
CaBr2 + CaO = Br2O + 2 Ca
Na2SO4(aq) + KCl(aq) = Na2K(aq) + SO4Cl(aq) =>
Na2SO4(aq) + KCl(aq) = Na2K(aq) + SO4Cl(aq)
P4S7 + H2O = H3PO3 + H2SO4 + H2S =>
4 P4S7 + 52 H2O = 16 H3PO3 + H2SO4 + 27 H2S
ZnCl2(aq) + AgNO3(aq) = AgCl(s) + Zn(NO3)2 =>
ZnCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Zn(NO3)2
Cr2O3 + NaNO3 + NaCO3 = NaCrO4 + NaNO2 + CO2 =>
Cr2O3 + 3 NaNO3 + 2 NaCO3 = 2 NaCrO4 + 3 NaNO2 + 2 CO2
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Rb2CO3HCl = Rb2ClCO3H =>
Rb2CO3HCl = Rb2ClCO3H
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
CH3NH2 + CH3Cl = CH3NHCH3 + HCl =>
CH3NH2 + CH3Cl = CH3NHCH3 + HCl
HSCN + NH3 = NH4 + SCN =>
HSCN + NH3 = NH4 + SCN
C3H2H8 + N2O4 = CO2 + H2O + N2 =>
4 C3H2H8 + 11 N2O4 = 12 CO2 + 20 H2O + 11 N2
NaBiO3 + HCl = Cl2 + BiCl3 + NaCl + H2O =>
NaBiO3 + 6 HCl = Cl2 + BiCl3 + NaCl + 3 H2O
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