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Équations chimiques équilibrées sur06/03/24

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Cr(OH)4 + HCl = H2O + CrCl4 =>
Cr(OH)4 + 4 HCl = 4 H2O + CrCl4

Na2S(aq) + CdSO4(aq) = Na2SO4(aq) + SCd(s) =>
Na2S(aq) + CdSO4(aq) = Na2SO4(aq) + SCd(s)

Ag + FeSO4 = AgFe + SO4 =>
Ag + FeSO4 = AgFe + SO4

Cr2(SO4)3 + KBiO3 + H2SO4 = K2Cr2O7 + K2SO4 + Bi2(SO4)3 + H2O =>
2 Cr2(SO4)3 + 6 KBiO3 + 4 H2SO4 = 2 K2Cr2O7 + K2SO4 + 3 Bi2(SO4)3 + 4 H2O

HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l) =>
HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l)

C6H10O + C7H6O = C20H18O + H2O =>
C6H10O + 2 C7H6O = C20H18O + 2 H2O

HS4 + H2O = SO2 + H2 =>
2 HS4 + 16 H2O = 8 SO2 + 17 H2

HOBr + NaOBr = NaOH + Br2O =>
HOBr + NaOBr = NaOH + Br2O

Ka2CO3 + H2SO4 = Ka2SO4 + CO2 + H2O =>
Ka2CO3 + H2SO4 = Ka2SO4 + CO2 + H2O

HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l) =>
HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l)

H2 + Mn + O2 = HMnO4 =>
H2 + 2 Mn + 4 O2 = 2 HMnO4

Al2(SO4)3 + Mg = Al2 + Mg(SO4)3 =>
Al2(SO4)3 + Mg = Al2 + Mg(SO4)3

AI + KNO3 + KOH + H2O = NH3 + KAIO2 =>
8 AI + 3 KNO3 + 5 KOH + 2 H2O = 3 NH3 + 8 KAIO2

HOOH + C2H5OH = HOOC2H5 + H2O =>
HOOH + C2H5OH = HOOC2H5 + H2O

HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l) =>
HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l)

Fe + H2O = Fe2O4 + H2 =>
2 Fe + 4 H2O = Fe2O4 + 4 H2

Ca(HCO3)2 + CaOH = CaHCO3 + Ca(OH)2 =>
Ca(HCO3)2 + 2 CaOH = 2 CaHCO3 + Ca(OH)2

CH4 + O2 = CH3CH2OH + H2O =>
2 CH4 + O2 = CH3CH2OH + H2O

NaOH + H2SO4 = NaSO4OH3 =>
NaOH + H2SO4 = NaSO4OH3

HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l) =>
HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l)

Na(HCO3) + H2SO4 = Na2(SO4) + H2O + CO2 =>
2 Na(HCO3) + H2SO4 = Na2(SO4) + 2 H2O + 2 CO2

Nb2(SeO3)3 + CaCl2 = NbCl + Ca(SeO3)3 =>
Nb2(SeO3)3 + CaCl2 = 2 NbCl + Ca(SeO3)3

KHCO3(aq)HCl(aq) = KCl(aq)H2O(l)CO2(g) =>
KHCO3(aq)HCl(aq) = KCl(aq)H2O(l)CO2(g)

Ca(HCO3)2 + H2O = CaOH2 + HCO3 =>
Ca(HCO3)2 + H2O = CaOH2 + 2 HCO3

Na + CaSO4 = Na5CaSO4 =>
5 Na + CaSO4 = Na5CaSO4

Ba(OH)2 + C5H12 = BaH2 + CO2 + H2O =>
8 Ba(OH)2 + C5H12 = 8 BaH2 + 5 CO2 + 6 H2O

HCl + NaOH = NaH + ClOH =>
HCl + NaOH = NaH + ClOH

Li3N + HCl = LiCl + NH4Cl =>
Li3N + 4 HCl = 3 LiCl + NH4Cl

C5H9NO4 + HCl = C5H10NO4Cl =>
C5H9NO4 + HCl = C5H10NO4Cl

Fe + H2O = Fe2O4 + H2 =>
2 Fe + 4 H2O = Fe2O4 + 4 H2

Fe(SO4)3 + Ba(OH)2 = Ba(SO4)3 + Fe(OH)2 =>
Fe(SO4)3 + Ba(OH)2 = Ba(SO4)3 + Fe(OH)2

Ca(HCO3)2 + CaOH = CaHCO3 + Ca(OH)2 =>
Ca(HCO3)2 + 2 CaOH = 2 CaHCO3 + Ca(OH)2

K2S + Br2 = KBr3 + S =>
K2S + 3 Br2 = 2 KBr3 + S

AgCl(S) = Ag(S) + Cl2(g) = AgCl(S) = Ag(S) + Cl2(g) =>
2 AgCl(S) = 2 Ag(S) + Cl2(g)

Pb{2+} + CO3{2-} = Pb(CO3) =>
Pb{2+} + CO3{2-} = Pb(CO3)

Cr2(SO4)3 + KBiO3 + H2SO4 = K2Cr2O7 + K2SO4 + Bi2(SO4)3 + H2O =>
2 Cr2(SO4)3 + 6 KBiO3 + 4 H2SO4 = 2 K2Cr2O7 + K2SO4 + 3 Bi2(SO4)3 + 4 H2O

Pb + K = PbK =>
Pb + K = PbK

S + Br2 = SBr2 =>
S + Br2 = SBr2

C5H9NO4 + HCl = C5H10NO4Cl =>
C5H9NO4 + HCl = C5H10NO4Cl

KO2 + CO2 + H2 = KHCO3 + O2 =>
2 KO2 + 2 CO2 + H2 = 2 KHCO3 + O2

CaSO4 + CaCO3 = CaCO4 + CaSO3 =>
CaSO4 + CaCO3 = CaCO4 + CaSO3

C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O

Ga + Zr2O3 = Zr + Ga2O3 =>
2 Ga + Zr2O3 = 2 Zr + Ga2O3

C7H10O3 + C4H6O7 = C6H8O4 + H2O =>
2 C7H10O3 + C4H6O7 = 3 C6H8O4 + H2O

Cr2(SO4)3 + KBiO3 + H2SO4 = K2Cr2O7 + K2SO4 + Bi2(SO4)3 + H2O =>
2 Cr2(SO4)3 + 6 KBiO3 + 4 H2SO4 = 2 K2Cr2O7 + K2SO4 + 3 Bi2(SO4)3 + 4 H2O

CO2 + H2O = C10H16O + O2 =>
20 CO2 + 16 H2O = 2 C10H16O + 27 O2

Mn(OH)2 + H2O + O2 = Mn(OH)4 =>
2 Mn(OH)2 + 2 H2O + O2 = 2 Mn(OH)4

P + H2 = PH3 =>
2 P + 3 H2 = 2 PH3

C6H5NO2 + Al + NaOH + H2O = C6H5NH2 + Na[Al(OH)4] =>
C6H5NO2 + 2 Al + 2 NaOH + 4 H2O = C6H5NH2 + 2 Na[Al(OH)4]

Cr2(SO4)3 + KBiO3 + H2SO4 = K2Cr2O7 + K2SO4 + Bi2(SO4)3 + H2O =>
2 Cr2(SO4)3 + 6 KBiO3 + 4 H2SO4 = 2 K2Cr2O7 + K2SO4 + 3 Bi2(SO4)3 + 4 H2O

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