| Équations équilibrées la veille |
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
C18H38 + O = CO2 + H2O =>
C18H38 + 55 O = 18 CO2 + 19 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Sn + Hg2(NO3)2 = Hg + Sn(NO3)4 =>
Sn + 2 Hg2(NO3)2 = 4 Hg + Sn(NO3)4
SrCrO4 + NH4OH = Sr(OH)2 + (NH4)2CrO4 =>
SrCrO4 + 2 NH4OH = Sr(OH)2 + (NH4)2CrO4
C + H2O = CHO + H =>
C + H2O = CHO + H
Cu(NO3)2 + NH4Br = CuBr2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4Br = CuBr2 + 2 NH4NO3
Zn + AlPO4 = Zn3(PO4)2 + Al2 =>
3 Zn + 2 AlPO4 = Zn3(PO4)2 + Al2
NH4Br + H2O = H5N + BrOH =>
NH4Br + H2O = H5N + BrOH
Li2[SO4] + PbCl2 = Pb[SO4] + LiCl =>
Li2[SO4] + PbCl2 = Pb[SO4] + 2 LiCl
C60H100O40N + H2O = CO2 + CH4 + NH3 =>
8 C60H100O40N + 126 H2O = 223 CO2 + 257 CH4 + 8 NH3
NaCl = Na5 + Na6Cl7 =>
35 NaCl = Na5 + 5 Na6Cl7
C9H20 + O2 = CO + H2O =>
2 C9H20 + 19 O2 = 18 CO + 20 H2O
K3PO4 + Pb(NO3)2 = K3NO3 + Pb(PO4)2 =>
2 K3PO4 + Pb(NO3)2 = 2 K3NO3 + Pb(PO4)2
H4P2O5 + Ni(OH)3 = Ni(HP2H2O5)3 + H2O =>
3 H4P2O5 + Ni(OH)3 = Ni(HP2H2O5)3 + 3 H2O
Na3N + BeF2 = NaF + Be3N2 =>
2 Na3N + 3 BeF2 = 6 NaF + Be3N2
KMnO4 + H2SO4 + Na2C2O4 = K2SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 Na2C2O4 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
KIO4 + KI + H2SO4 = K2SO4 + I3 + H2O =>
3 KIO4 + 21 KI + 12 H2SO4 = 12 K2SO4 + 8 I3 + 12 H2O
C20H3602 + O2 = CO2 + H2O =>
2 C20H3602 + 1841 O2 = 40 CO2 + 3602 H2O
CH3COOH + Na = CH3COONa + H2 =>
2 CH3COOH + 2 Na = 2 CH3COONa + H2
Na2S + Cu(II)(NO3)2 = NaNO3 + Cu(II)S =>
Na2S + Cu(II)(NO3)2 = 2 NaNO3 + Cu(II)S
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3
C14H30 + O2 = CO2 + H2O =>
2 C14H30 + 43 O2 = 28 CO2 + 30 H2O
FeF2 + LiPN2 + P3N5 = FeP5N9 + LiF =>
FeF2 + 2 LiPN2 + P3N5 = FeP5N9 + 2 LiF
CaS + AgNO3 = Ca(NO3)2 + Ag2S =>
CaS + 2 AgNO3 = Ca(NO3)2 + Ag2S
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Sb2S5 + HNO3 = Sb2O5 + H2SO4 + NO + H2O =>
3 Sb2S5 + 40 HNO3 = 3 Sb2O5 + 15 H2SO4 + 40 NO + 5 H2O
Ce + Zn = CeZn =>
Ce + Zn = CeZn
Ba(CH3CO2)2 + Ag2(SO4) = Ba(SO4) + Ag2(CH3CO2)2 =>
Ba(CH3CO2)2 + Ag2(SO4) = Ba(SO4) + Ag2(CH3CO2)2
PbCl2 + AlI3 = AlCl3 + PbI2 =>
3 PbCl2 + 2 AlI3 = 2 AlCl3 + 3 PbI2
K + CO3 = K2CO3 =>
2 K + CO3 = K2CO3
PbSO4(aq) + N2S(aq) = PbS(s) + N2SO4(s) =>
PbSO4(aq) + N2S(aq) = PbS(s) + N2SO4(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HNaCO3 = Na2CO3 + H2O + CO2 =>
2 HNaCO3 = Na2CO3 + H2O + CO2
C2H5OH + KOH + Cl2 = CHCl3 + KCl + H2O =>
C2H5OH + 2 KOH + 4 Cl2 = 2 CHCl3 + 2 KCl + 3 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
KCl(s) = K(s) + Cl2(g) =>
2 KCl(s) = 2 K(s) + Cl2(g)
KF + TbF3 = KTb3F10 =>
KF + 3 TbF3 = KTb3F10
C2O4H2 + NH4HCO3 = CO2 + (NH3)2C4 + H2O =>
8 C2O4H2 + 2 NH4HCO3 = 14 CO2 + (NH3)2C4 + 10 H2O
K + FeSO4 = KFeSO4 =>
K + FeSO4 = KFeSO4
HNO3 + H2SO4 = SO4 + H2O + NO =>
2 HNO3 + 3 H2SO4 = 3 SO4 + 4 H2O + 2 NO
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
N2 + CH3OOH = H2O + CO2 + C6H7N =>
2 N2 + 31 CH3OOH = 48 H2O + 7 CO2 + 4 C6H7N
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
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