| Équations équilibrées la veille |
N2CS = N2 + CS
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
Zn + H2SO3 = ZnH2 + SO3 =>
Zn + H2SO3 = ZnH2 + SO3
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaI2 + HBr = CaBr2 + HI =>
CaI2 + 2 HBr = CaBr2 + 2 HI
C2H5NO2(aq) + O2(g) = CO2 + H2O + CH4N2O(aq) =>
2 C2H5NO2(aq) + 3 O2(g) = 3 CO2 + 3 H2O + CH4N2O(aq)
Cu(NO3)2 + Na2(CO3) = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2(CO3) = CuCO3 + 2 NaNO3
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
C2H5NS + HCl + H2O = H2S + NH4Cl + CH3COOH =>
C2H5NS + HCl + 2 H2O = H2S + NH4Cl + CH3COOH
NH4Cl + NH4OH = N2H7Cl + H2O =>
NH4Cl + NH4OH = N2H7Cl + H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
ZnCl2 + Na4SiO4 = Zn2SiO4 + NaCl =>
2 ZnCl2 + Na4SiO4 = Zn2SiO4 + 4 NaCl
B2 + Br2 = Br2B2 =>
B2 + Br2 = Br2B2
NaOH + CO2 = Na2CO3*H2O =>
2 NaOH + CO2 = Na2CO3*H2O
AgBr + H2S = Ag2S + HBr =>
2 AgBr + H2S = Ag2S + 2 HBr
Ca(C2H3O2)2 + AlCl3 = CaCl2 + Al(C2H3O2)3 =>
3 Ca(C2H3O2)2 + 2 AlCl3 = 3 CaCl2 + 2 Al(C2H3O2)3
Ca(ClO3)2 + K3PO4 = KClO3 + Ca3(PO4)2 =>
3 Ca(ClO3)2 + 2 K3PO4 = 6 KClO3 + Ca3(PO4)2
Nh + Fl = Nh4Fl3 =>
4 Nh + 3 Fl = Nh4Fl3
ClCH2CH2Cl = CHCH + HCl =>
ClCH2CH2Cl = CHCH + 2 HCl
Ca(NO3)2 + H2O2 + NaOH = Ca(OH)2 + Na(NO3)2 =>
2 Ca(NO3)2 + H2O2 + 2 NaOH = 2 Ca(OH)2 + 2 Na(NO3)2
KCe + Fe2(SO4)3 + H2O = KCeO3 + FeSO4 + H2SO4 =>
KCe + 3 Fe2(SO4)3 + 3 H2O = KCeO3 + 6 FeSO4 + 3 H2SO4
C4H0 + O2 = C + H2O =>
4 C4H0 + O2 = 16 C + 2 H2O
Ca + N2 = Ca(N3)2 =>
Ca + 3 N2 = Ca(N3)2
C2H4(COOH)2 + O2 = CO2 + H2O =>
2 C2H4(COOH)2 + 7 O2 = 8 CO2 + 6 H2O
CaCl2 + KNO3 = Ca(NO3)2 + KCl =>
CaCl2 + 2 KNO3 = Ca(NO3)2 + 2 KCl
KCrO2 + H2O2 + NaOH = K2CrO4 + NaCrO2 + H2O =>
4 KCrO2 + 3 H2O2 + 2 NaOH = 2 K2CrO4 + 2 NaCrO2 + 4 H2O
C2H5OO + O2 = CO2 + H2O =>
4 C2H5OO + 9 O2 = 8 CO2 + 10 H2O
LiOH + NH4NO3 = LiNO3 + NH4OH =>
LiOH + NH4NO3 = LiNO3 + NH4OH
As2S3 + H2O = H3AsO3 + HS + H =>
As2S3 + 6 H2O = 2 H3AsO3 + 3 HS + 3 H
CaCl2 + KNO3 = Ca(NO3)2 + KCl =>
CaCl2 + 2 KNO3 = Ca(NO3)2 + 2 KCl
CrCl3 + KIO4 + NaOH = Na2CrO4 + KI + H2O + NaCl =>
8 CrCl3 + 3 KIO4 + 40 NaOH = 8 Na2CrO4 + 3 KI + 20 H2O + 24 NaCl
LiF + La(NO3)3 = LaF3 + LiNO3 =>
3 LiF + La(NO3)3 = LaF3 + 3 LiNO3
CaCl2 + HF = CaF2 + HCl =>
CaCl2 + 2 HF = CaF2 + 2 HCl
XeF4 + BF4 = Xe + BF6 =>
XeF4 + 2 BF4 = Xe + 2 BF6
SiO2H2O = SiO2 + H2O =>
SiO2H2O = SiO2 + H2O
H2C2O4 + MnO4H = CO2 + Mn + H2O =>
7 H2C2O4 + 2 MnO4H = 14 CO2 + 2 Mn + 8 H2O
CuSO4 + Pb = PbCuSO4 =>
CuSO4 + Pb = PbCuSO4
CaCl2 + KNO3 = Ca(NO3)2 + KCl =>
CaCl2 + 2 KNO3 = Ca(NO3)2 + 2 KCl
K2SO4 + Al2(SO4)3 + H2O = KAl(SO4)2(H2O)12 =>
K2SO4 + Al2(SO4)3 + 24 H2O = 2 KAl(SO4)2(H2O)12
C33H35N5O5 + FeSO4 + H2O + KC4H5O6 = C37H41N5O11 + KHSO4 + FeOH2O =>
C33H35N5O5 + FeSO4 + 2 H2O + KC4H5O6 = C37H41N5O11 + KHSO4 + FeOH2O
Pb(NO3)2 + NaCl(aq) = PbCl2(s) + Na(NO3)(aq) =>
Pb(NO3)2 + 2 NaCl(aq) = PbCl2(s) + 2 Na(NO3)(aq)
Na2S + CH3OH = Na + CH3O + HS =>
Na2S + CH3OH = 2 Na + CH3O + HS
SnO2 + C = Sn1CO2 =>
SnO2 + C = Sn1CO2
C3H8 + O(g) = CO2 + H2O =>
C3H8 + 10 O(g) = 3 CO2 + 4 H2O
K2SO4 + NH3 = (NH3)2SO4 + K =>
K2SO4 + 2 NH3 = (NH3)2SO4 + 2 K
Cr2O7{2-} + CN{-} + H3O{+} = Cr{3+} + (CN)2 + H2O =>
Cr2O7{2-} + 6 CN{-} + 14 H3O{+} = 2 Cr{3+} + 3(CN)2 + 21 H2O
PbO + NaCl + H2O = Pb(OH)Cl + NaOH =>
PbO + NaCl + H2O = Pb(OH)Cl + NaOH
Cu(s) + Cr(CH3COO)2(aq) = Cu(CH3COO)3(aq) + Cr(s) =>
2 Cu(s) + 3 Cr(CH3COO)2(aq) = 2 Cu(CH3COO)3(aq) + 3 Cr(s)
hydrazine + dinitrogentetroxide = nitrogen + water =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
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