| Équations équilibrées la veille |
2(P2S5) + 15 O2 = P4O10 + 10(SO2)
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
SrBr2 + (NH4)2S = Sr2S2 + NH4Br =>
2 SrBr2 + 2(NH4)2S = Sr2S2 + 4 NH4Br
NaOH + Cl2 + Fe(NO3)3 = Na2FeO4 + NaNO3 + NaCl + H2O =>
16 NaOH + 3 Cl2 + 2 Fe(NO3)3 = 2 Na2FeO4 + 6 NaNO3 + 6 NaCl + 8 H2O
Na2CO + H2SO = Na2SO + H2O + C0 =>
Na2CO + H2SO = Na2SO + H2O + C0
Ni + MgBr2 = NiBr + Mg =>
2 Ni + MgBr2 = 2 NiBr + Mg
Na2SiO3H2O = H2SiO3Na2O =>
Na2SiO3H2O = H2SiO3Na2O
Na(CHO3) + H2SO4 = Na2SO4 + H2O + CO2 =>
2 Na(CHO3) + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
CrCl3(aq) + AgNO3(aq) = AgCl + Cr(NO3)3 =>
CrCl3(aq) + 3 AgNO3(aq) = 3 AgCl + Cr(NO3)3
Li3N + (NH4)(NO3) = LiNO3 + NH3 =>
Li3N + 3(NH4)(NO3) = 3 LiNO3 + 4 NH3
Yb + HCl = YbCl2 + H =>
Yb + 2 HCl = YbCl2 + 2 H
Zn + Pb(CH3COO2)2 = Pb + Zn(CH3COO2)2 =>
Zn + Pb(CH3COO2)2 = Pb + Zn(CH3COO2)2
H2O(l) + PCl3(g) = H3PO3(aq) + HCl(aq) =>
3 H2O(l) + PCl3(g) = H3PO3(aq) + 3 HCl(aq)
CN2 + F2 = CF2 + NF3 =>
CN2 + 4 F2 = CF2 + 2 NF3
Cu(OH)2 + H2CO3 = CuCO3 + HOH =>
Cu(OH)2 + H2CO3 = CuCO3 + 2 HOH
FeCl2 + K3Fe(CN)6 = Fe3(Fe(CN)6)2 + KCl =>
3 FeCl2 + 2 K3Fe(CN)6 = Fe3(Fe(CN)6)2 + 6 KCl
K + ZnCl2 = KCl + Zn =>
2 K + ZnCl2 = 2 KCl + Zn
CuS(s) + HNO3(aq) = CuSO4 + NO + H2O =>
3 CuS(s) + 8 HNO3(aq) = 3 CuSO4 + 8 NO + 4 H2O
Cu + H2SO4 = Cu2(SO4)2 + H2O + S2 =>
6 Cu + 8 H2SO4 = 3 Cu2(SO4)2 + 8 H2O + S2
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
LiOH + Cl2O7 = LiClO4 + H2O =>
2 LiOH + Cl2O7 = 2 LiClO4 + H2O
CUSO4 + KCN = CU(CN)2 + K2SO4 =>
CUSO4 + 2 KCN = CU(CN)2 + K2SO4
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s) =>
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s)
Ca(CH3COO)2 + Na2CO3 = CaCO3 + CH3COONa =>
Ca(CH3COO)2 + Na2CO3 = CaCO3 + 2 CH3COONa
KCr + PbN2 = PbCr2 + KN =>
2 KCr + PbN2 = PbCr2 + 2 KN
Fe(NO3)3 + Zn + HCl = Zn(NO3)2 + HNO3 + FeCl2 =>
2 Fe(NO3)3 + Zn + 4 HCl = Zn(NO3)2 + 4 HNO3 + 2 FeCl2
FeCl3 + NH3H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3H2O = Fe(OH)3 + 3 NH4Cl
H2CN2 = [NC(NH2)]3 =>
3 H2CN2 = [NC(NH2)]3
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
CH3CHO + CuO = CH3COOH + Cu =>
CH3CHO + CuO = CH3COOH + Cu
C + H2 = CH4 =>
C + 2 H2 = CH4
HCl + MnO3 = Cl2 + H2O + MnCl2 =>
6 HCl + MnO3 = 2 Cl2 + 3 H2O + MnCl2
C2H4 + Br2 = C2H4Br2 =>
C2H4 + Br2 = C2H4Br2
Na2SiF6 + (NH2)2CO + H2O = SiO2 + NH4F + Na2CO3 + C + O =>
Na2SiF6 + 3(NH2)2CO + 6 H2O = SiO2 + 6 NH4F + Na2CO3 + 2 C + 4 O
Fe + H4P2O7 = Fe4(P2O7)3 + H2 =>
4 Fe + 3 H4P2O7 = Fe4(P2O7)3 + 6 H2
Al(OH)3(s) + HNO3(ac) = Al(NO3)3 + H2O =>
Al(OH)3(s) + 3 HNO3(ac) = Al(NO3)3 + 3 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
KMnO4 + Al + H2SO4 = MnSO4 + Al2(SO4)3 + K2SO4 + H2O =>
6 KMnO4 + 10 Al + 24 H2SO4 = 6 MnSO4 + 5 Al2(SO4)3 + 3 K2SO4 + 24 H2O
Al + Fe(OH)3 = Al(OH)3 + Fe =>
Al + Fe(OH)3 = Al(OH)3 + Fe
PNLi3N + PBr3 = LiBr + PN =>
PNLi3N + PBr3 = 3 LiBr + 2 PN
Hg2(NO3)2 + K2SO4 = Hg2SO4 + K(NO3) =>
Hg2(NO3)2 + K2SO4 = Hg2SO4 + 2 K(NO3)
P4H10(s) + H2O(l) = H + PO4 =>
P4H10(s) + 16 H2O(l) = 42 H + 4 PO4
Be(OH)2 + NH4HF2 = (NH4)2BeF4 + H2O =>
Be(OH)2 + 2 NH4HF2 = (NH4)2BeF4 + 2 H2O
NaOH + H2SO3(aq) = Na2SO3 + H2O =>
2 NaOH + H2SO3(aq) = Na2SO3 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na(OH) + Ca(SO4) = Na2(SO4) + Ca(OH)2 =>
2 Na(OH) + Ca(SO4) = Na2(SO4) + Ca(OH)2
SbCl5 + PI3 = PCl5 + I2 + SbCl3 =>
5 SbCl5 + 2 PI3 = 2 PCl5 + 3 I2 + 5 SbCl3
KMnO4 + C4H6 = C2K2O4 + MnO2 + KOH + H2O =>
6 KMnO4 + C4H6 = 2 C2K2O4 + 6 MnO2 + 2 KOH + 2 H2O
Pb(C2H3O2)2 + H2S = PbS + CH3COOH =>
Pb(C2H3O2)2 + H2S = PbS + 2 CH3COOH
C4H112 + O2 = CO2 + H2O =>
C4H112 + 32 O2 = 4 CO2 + 56 H2O
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