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Équations chimiques équilibrées sur02/25/25

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NaCl + PbO = NaO + PbCl =>
NaCl + PbO = NaO + PbCl

Te + KOH = K2TeO3 + K2Te + H2O =>
3 Te + 6 KOH = K2TeO3 + 2 K2Te + 3 H2O

K2Cr2O7 + NaCl + H2SO4 = Cl2 + CrCl3 + H2O + K2SO4 + Na2SO4 =>
K2Cr2O7 + 12 NaCl + 7 H2SO4 = 3 Cl2 + 2 CrCl3 + 7 H2O + K2SO4 + 6 Na2SO4

S2Cl6 + H2O = SO2 + HCl + H2 =>
S2Cl6 + 4 H2O = 2 SO2 + 6 HCl + H2

NiC8H20N4 + C2H2O2 + HBr = NiC10H24N4O2 + Br =>
NiC8H20N4 + C2H2O2 + 2 HBr = NiC10H24N4O2 + 2 Br

Fe2(SO4)3 + K4[Fe(CN)6]*3H2O = Fe4[Fe(CN)6]3 + K2SO4 + H2O =>
2 Fe2(SO4)3 + 3 K4[Fe(CN)6]*3H2O = Fe4[Fe(CN)6]3 + 6 K2SO4 + 9 H2O

RbHCO3 = CO2 + H2O + Rb2CO3 =>
2 RbHCO3 = CO2 + H2O + Rb2CO3

NaC1 = Na + C1*2 =>
NaC1 = Na + C1*2

C7H16 + O2(g) = CO2 + H2O =>
C7H16 + 11 O2(g) = 7 CO2 + 8 H2O

KMnO4 + C3H8O3 = H2O + K2CO3 + Mn2O3 + CO2 =>
14 KMnO4 + 4 C3H8O3 = 16 H2O + 7 K2CO3 + 7 Mn2O3 + 5 CO2

Fe(NO3)3(aq) + NaHCO3(aq) = NaNO3(aq) + Fe(HCO3)3(s) =>
Fe(NO3)3(aq) + 3 NaHCO3(aq) = 3 NaNO3(aq) + Fe(HCO3)3(s)

KNO3 + NaOH = KOH + NaNO3 =>
KNO3 + NaOH = KOH + NaNO3

NO + NaOH = NaNO2 + H2O + N2O =>
4 NO + 2 NaOH = 2 NaNO2 + H2O + N2O

Mn + HNO3 = Mn(NO3)2 + HNO2 + H2O =>
Mn + 3 HNO3 = Mn(NO3)2 + HNO2 + H2O

H2C4H4O2 + KOH = K2C4H4O2 + H2O =>
H2C4H4O2 + 2 KOH = K2C4H4O2 + 2 H2O

As2 + HNO3 + H2O = H3AsO3 + N2O3 =>
2 As2 + 6 HNO3 + 3 H2O = 4 H3AsO3 + 3 N2O3

Mg + P = Mg03P02 =>
3 Mg + 2 P = Mg03P02

KBr + (PbNO3)2 = PbBr + KNO3 =>
2 KBr + (PbNO3)2 = 2 PbBr + 2 KNO3

Al + Cl2 = Al3Cl6 =>
3 Al + 3 Cl2 = Al3Cl6

SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O

NH4Br + Ca(OH)2 = CaBr2 + H2O + NH3 =>
2 NH4Br + Ca(OH)2 = CaBr2 + 2 H2O + 2 NH3

Fe(NO3)3 + BaCl2 = FeCl3 + Ba(NO3)2 =>
2 Fe(NO3)3 + 3 BaCl2 = 2 FeCl3 + 3 Ba(NO3)2

C3H4OH(COOH) + NaOH = C3H4OH(COONa) + H2O =>
C3H4OH(COOH) + NaOH = C3H4OH(COONa) + H2O

C5H5N + HCl = C5H7N + Cl =>
C5H5N + 2 HCl = C5H7N + 2 Cl

idrossidodicalcio + diossidodicarbonio = carbonatodicalcio + acqua =>
Ca(OH)2 + CO2 = CaCO3 + H2O

Pb(NO3)2 + NH3 + H2O = Pb(OH)2 + NH4NO3 =>
Pb(NO3)2 + 2 NH3 + 2 H2O = Pb(OH)2 + 2 NH4NO3

Co + H3 = CoH3 =>
Co + H3 = CoH3

Co(NO3)2 + NH3 = CoH3 + N(NO3)2 =>
Co(NO3)2 + NH3 = CoH3 + N(NO3)2

Co + H3 = CoH3 =>
Co + H3 = CoH3

KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2

ZnSO4 + Na = Na2(SO4) + Zn =>
ZnSO4 + 2 Na = Na2(SO4) + Zn

Co(NO3)2 + NH3 = CoH3 + N(NO3)2 =>
Co(NO3)2 + NH3 = CoH3 + N(NO3)2

CUSO4 + NaCl = CUCl + NaSO4 =>
CUSO4 + NaCl = CUCl + NaSO4

Co + H3 = CoH3 =>
Co + H3 = CoH3

Co(NO3)2 + NH3 = CoH3 + N(NO3)2 =>
Co(NO3)2 + NH3 = CoH3 + N(NO3)2

Co + H3 = CoH3 =>
Co + H3 = CoH3

Co(NO3)2 + NH3 = CoH3 + N(NO3)2 =>
Co(NO3)2 + NH3 = CoH3 + N(NO3)2

Co + H3 = CoH3 =>
Co + H3 = CoH3

KMnO4 + MgCl2 + H2SO4 = Cl2 + K2SO4 + MnSO4 + H2O + MgSO4 =>
2 KMnO4 + 5 MgCl2 + 8 H2SO4 = 5 Cl2 + K2SO4 + 2 MnSO4 + 8 H2O + 5 MgSO4

CaCO3 + Na3PO4 = CaPO4 + CO3Na3 =>
CaCO3 + Na3PO4 = CaPO4 + CO3Na3

Ba(MnO4)2 + NH4Cl = BaCl + NH4(MnO4)2 =>
Ba(MnO4)2 + NH4Cl = BaCl + NH4(MnO4)2

Hg{+} + Cl{-} = HgCl =>
Hg{+} + Cl{-} = HgCl

C6H10O2 + C4H10O = C10H20O2 + H2O =>
4 C6H10O2 + 9 C4H10O = 6 C10H20O2 + 5 H2O

Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2

Sb + H2(SO4) = Sb(SO4) + H2 =>
Sb + H2(SO4) = Sb(SO4) + H2

NaCl + Ca(OH3) = CaCl + Na(OH3) =>
NaCl + Ca(OH3) = CaCl + Na(OH3)

C6H12O6(aq) = CO2(g)CH3CH2OH(aq) =>
C6H12O6(aq) = 2 CO2(g)CH3CH2OH(aq)

HNO3 + Cu(OH)4 = H2O + Cu(NO3)4 =>
4 HNO3 + Cu(OH)4 = 4 H2O + Cu(NO3)4

C6H13COOH + C2H5OH = C5H13COOC2H5 + H2O =>
2 C6H13COOH + 9 C2H5OH = 4 C5H13COOC2H5 + 5 H2O

SnI2 = Sn2 + I =>
2 SnI2 = Sn2 + 4 I

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