Équations équilibrées la veille |
MnO2 + 2 H2 = Mn + 2 H2O
Co + Cr = CoCr =>
Co + Cr = CoCr
Mg(OH)2 + NH4Cl = MgCl2 + NH4OH =>
Mg(OH)2 + 2 NH4Cl = MgCl2 + 2 NH4OH
Mg(s) + Br2(l) = MgBr2(s) =>
Mg(s) + Br2(l) = MgBr2(s)
Mg3P2 + H2 = Mg + H3P =>
Mg3P2 + 3 H2 = 3 Mg + 2 H3P
Li2SO4 + Ca(OH)2 = CaSO4 + LiOH =>
Li2SO4 + Ca(OH)2 = CaSO4 + 2 LiOH
Zn + HCOOH = Zn(HCOO)2 + H2 =>
Zn + 2 HCOOH = Zn(HCOO)2 + H2
Na2S2O3 + FeCl3 = NaCl + Na2S4O6 + FeCl2 =>
2 Na2S2O3 + 2 FeCl3 = 2 NaCl + Na2S4O6 + 2 FeCl2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaBr + HNO3 = Br2 + NO + NaNO3 + H2O =>
6 NaBr + 8 HNO3 = 3 Br2 + 2 NO + 6 NaNO3 + 4 H2O
Ni + CuSO4 = NiSO4 + Cu =>
Ni + CuSO4 = NiSO4 + Cu
CO + Cl2 + NaOH = H2O + Na2CO3 + NaCl =>
CO + Cl2 + 4 NaOH = 2 H2O + Na2CO3 + 2 NaCl
P4S3 + O2 = P4O6 + SO2 =>
P4S3 + 6 O2 = P4O6 + 3 SO2
PbCrO4 + KI + HCl = PbCl2 + CrI3 + KCl + I2 + H2O =>
2 PbCrO4 + 12 KI + 16 HCl = 2 PbCl2 + 2 CrI3 + 12 KCl + 3 I2 + 8 H2O
KCrO2 + PbO2 + KOH + H2O = K2[Pb(OH)4] + K2CrO4 =>
2 KCrO2 + 3 PbO2 + 8 KOH + 2 H2O = 3 K2[Pb(OH)4] + 2 K2CrO4
KCNS + FeCl3 = Fe(CNS)3 + KCl =>
3 KCNS + FeCl3 = Fe(CNS)3 + 3 KCl
RbBr + AgNO3 = AgBr + RbNO3 =>
RbBr + AgNO3 = AgBr + RbNO3
CrCl4 + NaOH = CrOH + NaCl4 =>
CrCl4 + NaOH = CrOH + NaCl4
BaCl2 + CaSO4 = CaCl2 + BaSO4 =>
BaCl2 + CaSO4 = CaCl2 + BaSO4
Xe(g) + F2(g) = XeF4(s) =>
Xe(g) + 2 F2(g) = XeF4(s)
Zr + N2 = ZrN =>
2 Zr + N2 = 2 ZrN
Fe + (H2SO4) = FeSO4 + H2 =>
Fe + (H2SO4) = FeSO4 + H2
Xe(g) + F2(g) = XeF6(g) =>
Xe(g) + 3 F2(g) = XeF6(g)
SiO2 + CO = SiO + CO2 =>
SiO2 + CO = SiO + CO2
(C4H9NO2)HCl + NaOH = C4H9NO2 + NaCl + H2O =>
(C4H9NO2)HCl + NaOH = C4H9NO2 + NaCl + H2O
MnCl2 + Br2 + NH4OH = MnO2 + NH3Cl + NH4Br + H2O =>
MnCl2 + 2 Br2 + 6 NH4OH = MnO2 + 2 NH3Cl + 4 NH4Br + 4 H2O
KBrO2 + K2S2O3 + H2O = K2S4O6 + KBr + KOH =>
KBrO2 + 4 K2S2O3 + 2 H2O = 2 K2S4O6 + KBr + 4 KOH
F + NaOH = NaF + O2 + H2O =>
4 F + 4 NaOH = 4 NaF + O2 + 2 H2O
HL + H2SO4 = H2SO3 + L2 + H2O =>
2 HL + H2SO4 = H2SO3 + L2 + H2O
FeCN + LiO = FeO + LiCN =>
FeCN + LiO = FeO + LiCN
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq) =>
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq)
Al + (NO3) = Al(NO3)3 =>
Al + 3(NO3) = Al(NO3)3
SnO2(s) + CO(g) = Sn(s) + CO2(g) =>
SnO2(s) + 2 CO(g) = Sn(s) + 2 CO2(g)
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
KHCO3 + Ba(OH)2 = BaCO3 + H2O + KOH =>
KHCO3 + Ba(OH)2 = BaCO3 + H2O + KOH
C6H5NO2 + (CH3)2NH + NH4 = C6H5NH2 + (CH3)2NH2NO3 =>
3 C6H5NO2 + 2(CH3)2NH + 2 NH4 = 3 C6H5NH2 + 2(CH3)2NH2NO3
ZnPb + NO3 = Zn(NO3)2 + Pb =>
ZnPb + 2 NO3 = Zn(NO3)2 + Pb
K2CrO7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
2 K2CrO7 + 5 H2SO4 + 9 CH3CH2OH = Cr2(SO4)3 + 14 H2O + 9 CH3CHO + 2 K2SO4
NaCl + CH3COOAg = AgCl + CH3COONa =>
NaCl + CH3COOAg = AgCl + CH3COONa
C2H2 + Br2 = CHBr2CHBr2 =>
C2H2 + 2 Br2 = CHBr2CHBr2
NH4F + Ca(OH)2 = NH3 + H2O + CaF2 =>
2 NH4F + Ca(OH)2 = 2 NH3 + 2 H2O + CaF2
Ca + LiCl = CaCl2 + Li =>
Ca + 2 LiCl = CaCl2 + 2 Li
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Pb + HNO3 = H2 + Pb(NO3)2 =>
Pb + 2 HNO3 = H2 + Pb(NO3)2
Na{+2}CO{+3} + AlNO{+3}{+3} = NaNO{+3} + Al{+2}CO{+3}{+3} =>
Na{+2}CO{+3} + AlNO{+3}{+3} = NaNO{+3} + Al{+2}CO{+3}{+3}
AgNO3Ca(NO3)2 = Ag(NO3)2CaNO3 =>
AgNO3Ca(NO3)2 = Ag(NO3)2CaNO3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Fe(III) + HCl = Fe(III)Cl + H =>
Fe(III) + HCl = Fe(III)Cl + H
CaCO3 + H2S + H2O = CaSO4 + CH4 =>
CaCO3 + H2S + H2O = CaSO4 + CH4
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