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Équations chimiques équilibrées sur06/08/24

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C20H20 + O2 = CO + H2O =>
C20H20 + 15 O2 = 20 CO + 10 H2O

Bi2 + Sr2 + Ca + Cu3 + O8 = BiSrCaCuO =>
12 Bi2 + 12 Sr2 + 24 Ca + 8 Cu3 + 3 O8 = 24 BiSrCaCuO

AlCu(OH)2 = Al(OH)2Cu =>
AlCu(OH)2 = Al(OH)2Cu

KBrO3 + K2S + H2O = KBr + S + KOH =>
KBrO3 + 3 K2S + 3 H2O = KBr + 3 S + 6 KOH

P2O5Ca(OH)2H2O = Ca(H2PO4)2 =>
P2O5Ca(OH)2H2O = Ca(H2PO4)2

NaC8H9NO = NaCNC7H9O =>
NaC8H9NO = NaCNC7H9O

H3PO4 + MgCO3 = Mg3(PO4)2 + CO2 + H2O =>
2 H3PO4 + 3 MgCO3 = Mg3(PO4)2 + 3 CO2 + 3 H2O

C22H46 + O2 = CO2 + H2O =>
2 C22H46 + 67 O2 = 44 CO2 + 46 H2O

Fe3 + CO3 = FeCO3 =>
Fe3 + 3 CO3 = 3 FeCO3

Sc + CuO = ScO + Cu =>
Sc + CuO = ScO + Cu

K2CO3NiS = K2SNiCO3 =>
K2CO3NiS = K2SNiCO3

Al + NH3 = AlN + H =>
Al + NH3 = AlN + 3 H

KMnO4 + HBr = MnBr + KBr2 + Br2 + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr + 2 KBr2 + 5 Br2 + 8 H2O

(NH4)ClAg(NO3) = NH4NO3AgCl =>
(NH4)ClAg(NO3) = NH4NO3AgCl

KIO3AgNO = AgIOKNO3 =>
KIO3AgNO = AgIOKNO3

SF6 + SiO2 = SiF4 + SO3 =>
2 SF6 + 3 SiO2 = 3 SiF4 + 2 SO3

Mn + MgO = Mn2O3 + Mg =>
2 Mn + 3 MgO = Mn2O3 + 3 Mg

Na(OH)C2H4O2 = Na(C2H3O2)H2O =>
Na(OH)C2H4O2 = Na(C2H3O2)H2O

Ag + N2 = Ag3N =>
6 Ag + N2 = 2 Ag3N

BaNO3Na(CH3CO2) = Ba(CH3CO2)NaNO3 =>
BaNO3Na(CH3CO2) = Ba(CH3CO2)NaNO3

HNO3(aq)NaOH(aq) = NaNO3H2O =>
HNO3(aq)NaOH(aq) = NaNO3H2O

NaF + Cu(NO3)2 = NaNO3 + CuF2 =>
2 NaF + Cu(NO3)2 = 2 NaNO3 + CuF2

(PPh3)2Cu + NaBH4 + H2SO4 = [(PPh3)2Cu(BH4)] + Na2SO4 + H2 =>
2(PPh3)2Cu + 2 NaBH4 + H2SO4 = 2[(PPh3)2Cu(BH4)] + Na2SO4 + H2

K(NO3)H2(SO4) = K(SO4)H2(NO3) =>
K(NO3)H2(SO4) = K(SO4)H2(NO3)

Pb(ClO4)2NaF = PbFNa(ClO4)2 =>
Pb(ClO4)2NaF = PbFNa(ClO4)2

Sn(s)MgCl2(aq) = SnCl2(aq)Mg(s) =>
Sn(s)MgCl2(aq) = SnCl2(aq)Mg(s)

CaAl2Si2O8 + Mg2Si2O6 + H2O = Ca2Al3SiO4(Si2O7)O(OH) + Mg5Al2Si3O10(OH)8 + SiO2 =>
8 CaAl2Si2O8 + 5 Mg2Si2O6 + 10 H2O = 4 Ca2Al3SiO4(Si2O7)O(OH) + 2 Mg5Al2Si3O10(OH)8 + 8 SiO2

Mn{2+} + F{-} = MnF2 =>
Mn{2+} + 2 F{-} = MnF2

NaCl + Zn = Na + ZnCl =>
NaCl + Zn = Na + ZnCl

C18H34O2 + CH4O = C19H36O2 + H2O =>
C18H34O2 + CH4O = C19H36O2 + H2O

C18H34O2 + CH4O = C17H34O2 + C3H8O3 =>
30 C18H34O2 + 43 CH4O = 32 C17H34O2 + 13 C3H8O3

C18H34O2 + CH4O = C19H36O2 + C3H8O3 =>
34 C18H34O2 + 5 CH4O = 32 C19H36O2 + 3 C3H8O3

S3As2 + ClO4H + H2O = AsO4H3 + ClH + SO4H2 =>
2 S3As2 + 7 ClO4H + 12 H2O = 4 AsO4H3 + 7 ClH + 6 SO4H2

Li + H3PO4(aq) = H2(g) + Li3PO4 =>
6 Li + 2 H3PO4(aq) = 3 H2(g) + 2 Li3PO4

CaOH + H3PO4 = Ca3PO4 + H2O =>
3 CaOH + H3PO4 = Ca3PO4 + 3 H2O

C18H34O2 + CH4O = C19H36O2 + C3H8O3 =>
34 C18H34O2 + 5 CH4O = 32 C19H36O2 + 3 C3H8O3

C18H34O2 + CH4O = C19H36O2 + H2O =>
C18H34O2 + CH4O = C19H36O2 + H2O

C18H34O2 + CH4O = C19H36O2 + C3H8O3 =>
34 C18H34O2 + 5 CH4O = 32 C19H36O2 + 3 C3H8O3

C18H34O2 + CH4O = C19H36O2 + H2O =>
C18H34O2 + CH4O = C19H36O2 + H2O

C18H34O2 + CH4O = C17H34O2 + C3H8O3 =>
30 C18H34O2 + 43 CH4O = 32 C17H34O2 + 13 C3H8O3

C18H36O2 + CH4O = C19H38O2 + C3H8O3 =>
17 C18H36O2 + CH4O = 16 C19H38O2 + C3H8O3

KMnO4 + KI + KOH = K2MnO4 + KIO4 + H2O =>
8 KMnO4 + KI + 8 KOH = 8 K2MnO4 + KIO4 + 4 H2O

C18H36O2 + CH4O = C19H38O2 + C3H8O3 =>
17 C18H36O2 + CH4O = 16 C19H38O2 + C3H8O3

C18H34O2 + CH4O = C17H34O2 + C3H8O3 =>
30 C18H34O2 + 43 CH4O = 32 C17H34O2 + 13 C3H8O3

C18H36O2 + CH4O = C19H38O2 + C3H8O3 =>
17 C18H36O2 + CH4O = 16 C19H38O2 + C3H8O3

FeHCO3CH3COOH = CH3COOFeH2OCO2 =>
FeHCO3CH3COOH = CH3COOFeH2OCO2

C15H31COONa + HCOOH = HCOONa + C2H5COOH =>
2 C15H31COONa + 15 HCOOH = 2 HCOONa + 15 C2H5COOH

K2S(aq)CdCl2(aq) = K2Cl2CdS =>
K2S(aq)CdCl2(aq) = K2Cl2CdS

Li2CrO4 + LiOH + H2O2 = Li3CrO8 + H2O =>
2 Li2CrO4 + 2 LiOH + 7 H2O2 = 2 Li3CrO8 + 8 H2O

NiCl2ZnO = NiZnCl2O =>
NiCl2ZnO = NiZnCl2O

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