Équations équilibrées la veille |
Na2O(s) + H2SO4(aq) = Na2SO4(aq) + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cl + KBr = KBrCl =>
Cl + KBr = KBrCl
I3{-} + S2O3{-2} = I{-} + S4O6{-2} =>
I3{-} + 2 S2O3{-2} = 3 I{-} + S4O6{-2}
K2O + Cl2 = KCl + O2 =>
2 K2O + 2 Cl2 = 4 KCl + O2
H2SO4(s) + Ca(NO3)2(aq) = CaSO4(s) + HNO3(s) =>
H2SO4(s) + Ca(NO3)2(aq) = CaSO4(s) + 2 HNO3(s)
Ni(NO3)2 + Cs(OH)2 = Cs(NO3)2 + Ni(OH)2 =>
Ni(NO3)2 + Cs(OH)2 = Cs(NO3)2 + Ni(OH)2
K2Cr2O7 + H2SO4 + H2O + CH3CH2OH = K2(SO4)Cr2(SO4)2*24H2O + CH3COOH =>
K2Cr2O7 + 3 H2SO4 + 19 H2O + 2 CH3CH2OH = K2(SO4)Cr2(SO4)2*24H2O + 2 CH3COOH
Ag + HNO3 = NH + H2O + AgNO3 =>
6 Ag + 7 HNO3 = NH + 3 H2O + 6 AgNO3
Al + K2O = K2 + AlO =>
Al + K2O = K2 + AlO
Li2SO4 + SrI2 = LiI + SrSO4 =>
Li2SO4 + SrI2 = 2 LiI + SrSO4
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
OCu + C6H12O7 = H2O + C12H22CuO14 =>
OCu + 2 C6H12O7 = H2O + C12H22CuO14
KOH + Cr2(SO4)3 + PbO2 = H2O + K2CrO4 + PbSO4 =>
4 KOH + Cr2(SO4)3 + 3 PbO2 = 2 H2O + 2 K2CrO4 + 3 PbSO4
C9H9N3O2S2 + HNO2 + HCl = C9H7N4O2S2Cl + H2O =>
C9H9N3O2S2 + HNO2 + HCl = C9H7N4O2S2Cl + 2 H2O
(C6H12O6) + O2 = CO2H2O =>
(C6H12O6) + 6 O2 = 6 CO2H2O
KCl + PbO2 = K2O + PbCl4 =>
4 KCl + PbO2 = 2 K2O + PbCl4
(NH4)2S + Pb(NO3)2 = NH4NO3 + PbS =>
(NH4)2S + Pb(NO3)2 = 2 NH4NO3 + PbS
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
CH3COOH + CuO = Cu(CH3CO2)2 + H2O =>
2 CH3COOH + CuO = Cu(CH3CO2)2 + H2O
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Al(C2H3O2)3 + H2SO4 = Al2(SO4)3 + CH3COOH =>
2 Al(C2H3O2)3 + 3 H2SO4 = Al2(SO4)3 + 6 CH3COOH
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
MgO + HBr = MgBr + OH =>
MgO + HBr = MgBr + OH
HSO4 + KOH = KSO4 + H2O =>
HSO4 + KOH = KSO4 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2(OH)2 + O2 = CO2 + H2O =>
2 C2(OH)2 + 3 O2 = 4 CO2 + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
Cu(g) + HNO3(g) = Cu(NO3)2(g) + NO(g) + H2O(g) =>
3 Cu(g) + 8 HNO3(g) = 3 Cu(NO3)2(g) + 2 NO(g) + 4 H2O(g)
Fe(s) + HNO3(ac) = Fe(NO3)2(ac) + NO(g) + H2O(l) =>
3 Fe(s) + 8 HNO3(ac) = 3 Fe(NO3)2(ac) + 2 NO(g) + 4 H2O(l)
NaOH(aq) + KHC8H4O4(aq) = KNaC8H4O4(aq) + H2O(l) =>
NaOH(aq) + KHC8H4O4(aq) = KNaC8H4O4(aq) + H2O(l)
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
Zn + NaClO3 + NaOH + H2O = Na2[Zn(OH)4] + Cl2 =>
5 Zn + 2 NaClO3 + 8 NaOH + 6 H2O = 5 Na2[Zn(OH)4] + Cl2
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
LiCl + H3PO4 = LiH2PO4 + HCl =>
LiCl + H3PO4 = LiH2PO4 + HCl
FeC + HCl = FeCl2 + H2C =>
FeC + 2 HCl = FeCl2 + H2C
CoS = Co2 + S =>
2 CoS = Co2 + 2 S
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
Li2SO4 + SrI2 = LiI + SrSO4 =>
Li2SO4 + SrI2 = 2 LiI + SrSO4
SiO2 + Fe = Si + FeO2 =>
SiO2 + Fe = Si + FeO2
H2CO + KMnO4 + H2SO4 = HCOOH + K2SO4 + MnSO4 + H2O =>
5 H2CO + 2 KMnO4 + 3 H2SO4 = 5 HCOOH + K2SO4 + 2 MnSO4 + 3 H2O
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Ba4Cu5Si6O21 = BaCuSi4O10 + BaSiO3 + CuO =>
3 Ba4Cu5Si6O21 = 2 BaCuSi4O10 + 10 BaSiO3 + 13 CuO
CH4(s) + O2(l) = CO2(s) + H2O(g) =>
CH4(s) + 2 O2(l) = CO2(s) + 2 H2O(g)
KOH + NaBr = KBr + OHNa =>
KOH + NaBr = KBr + OHNa
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