Équations équilibrées la veille |
3 C + 4 Al = Al4C3
C5H12O + O2 = C + H2O =>
2 C5H12O + 5 O2 = 10 C + 12 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Cr2(SO3)3 + H2SO4 = Cr2(SO4)3 + H2(SO3) =>
Cr2(SO3)3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2(SO3)
FeCl3 + KI = FeI2 + KCl + I2 =>
2 FeCl3 + 6 KI = 2 FeI2 + 6 KCl + I2
Fe2(CO3)3 + NaNO3 = Fe(NO3)3 + Na2CO3 =>
Fe2(CO3)3 + 6 NaNO3 = 2 Fe(NO3)3 + 3 Na2CO3
Ba(HCO3)2 = BaO + CO2 + H2O =>
Ba(HCO3)2 = BaO + 2 CO2 + H2O
P4 + O = P4O2 =>
P4 + 2 O = P4O2
AgNO3 + CCl2 = CNO3 + AgCl2 =>
AgNO3 + CCl2 = CNO3 + AgCl2
C2H6O2H2 + O6 = C2O4 + H8O4 =>
C2H6O2H2 + O6 = C2O4 + H8O4
K2(Cr2O7) + NaOH = KOH + Na2Cr2O7 =>
K2(Cr2O7) + 2 NaOH = 2 KOH + Na2Cr2O7
CH3COOH + NH4OH = CH3COO + H2O + NH4 =>
CH3COOH + NH4OH = CH3COO + H2O + NH4
Cr2(SO3)3 + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
Cr2(SO3)3 + 3 H2SO4 = Cr2(SO4)3 + 3 SO2 + 3 H2O
HClO4 + RbOH = RbClO4 + H2O =>
HClO4 + RbOH = RbClO4 + H2O
Mg + NaCl = MgCl2 + Na =>
Mg + 2 NaCl = MgCl2 + 2 Na
NaBH4(s) + I2(s) = B2H6(g) + NaI(s) + H2(g) =>
2 NaBH4(s) + I2(s) = B2H6(g) + 2 NaI(s) + H2(g)
C12H8N2 + Co(H2O)6 = Co(C12H8N2)3 + H2O =>
3 C12H8N2 + Co(H2O)6 = Co(C12H8N2)3 + 6 H2O
HIO3 + Mg(OH)2 = Mg(IO3)2 + H2O =>
2 HIO3 + Mg(OH)2 = Mg(IO3)2 + 2 H2O
(C5H8O) + (C8H8O2)2 = H2O + (C13H14O2) =>
2(C5H8O) + (C8H8O2)2 = 2 H2O + 2(C13H14O2)
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
(CH2)6N4 + O2 = CO + H2O + NO2 =>
(CH2)6N4 + 10 O2 = 6 CO + 6 H2O + 4 NO2
H2S + Ca(OH)2 = CaS(OH2)2 =>
H2S + Ca(OH)2 = CaS(OH2)2
Zn + FeP3 = ZnP2 + Fe =>
3 Zn + 2 FeP3 = 3 ZnP2 + 2 Fe
C9H10 + O2 = CO2 + H2O =>
2 C9H10 + 23 O2 = 18 CO2 + 10 H2O
(S2O4) + O2 = (SO4) =>
(S2O4) + 2 O2 = 2(SO4)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe + CaC2O4 = Ca2 + Fe(C2O4)3 =>
2 Fe + 6 CaC2O4 = 3 Ca2 + 2 Fe(C2O4)3
Hg(NO3)2 + KI = Hg[K2(NO3)4] + HgI2 =>
2 Hg(NO3)2 + 2 KI = Hg[K2(NO3)4] + HgI2
Cl2 + Cr2O3 + KOH = K2CrO4 + KCl + H2O =>
3 Cl2 + Cr2O3 + 10 KOH = 2 K2CrO4 + 6 KCl + 5 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
ZnO + NaCl = Na2O + ZnCl2 =>
ZnO + 2 NaCl = Na2O + ZnCl2
CH3CH2OH + MnO4 = MnO2 + CH3CO2H + H =>
2 CH3CH2OH + MnO4 = MnO2 + 2 CH3CO2H + 4 H
C10H1204S + O2 = CO2 + S02 + H2O =>
2 C10H1204S + 622 O2 = 20 CO2 + S02 + 1204 H2O
H23PO4 + H2O = PO4 + H3O =>
H23PO4 + 23 H2O = PO4 + 23 H3O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
PbNO2(aq) + NaBr(aq) = PbBr(s) + NaNO2 =>
PbNO2(aq) + NaBr(aq) = PbBr(s) + NaNO2
LiOH(s) + CO2(g) = Li2CO3(s) + H2O(l) =>
2 LiOH(s) + CO2(g) = Li2CO3(s) + H2O(l)
BaSO4 + H2 = BaS + H2O =>
BaSO4 + 4 H2 = BaS + 4 H2O
Zn(NO3)2 + Cu(SO4) = ZnCu + (NO3)2(SO4) =>
Zn(NO3)2 + Cu(SO4) = ZnCu + (NO3)2(SO4)
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
SiF4 + H2O = H2SiF6 + H2SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2SiO3
CoCl2(aq) + Na2C2O4(aq) = CoC2O4(aq) + NaCl(aq) =>
CoCl2(aq) + Na2C2O4(aq) = CoC2O4(aq) + 2 NaCl(aq)
CrCl3 + NaClO3 + NaOH = NaCrO3 + NaCl + H2O =>
3 CrCl3 + NaClO3 + 12 NaOH = 3 NaCrO3 + 10 NaCl + 6 H2O
H3PO4 + O2 = PO4 + H2O =>
4 H3PO4 + 3 O2 = 4 PO4 + 6 H2O
Li + Ca(OH)2 = CaLi2 + OH =>
2 Li + Ca(OH)2 = CaLi2 + 2 OH
Al(NO3)3 + Na(OH) = NaNO3 + Al(OH)3 =>
Al(NO3)3 + 3 Na(OH) = 3 NaNO3 + Al(OH)3
Mg(s) + CaBr2(aq) = Ca(s) + MgBr2(s) =>
Mg(s) + CaBr2(aq) = Ca(s) + MgBr2(s)
CH3CO2H + NaOH = NaCH3CO2 + H2O =>
CH3CO2H + NaOH = NaCH3CO2 + H2O
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