| Équations équilibrées la veille |
2 Ag + 2 H2SO4(k) = Ag2SO4 + SO2 + 2 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Sr(NO3)2 + C2H5NO2 = SrO + CO2 + N2 + H2O =>
9 Sr(NO3)2 + 10 C2H5NO2 = 9 SrO + 20 CO2 + 14 N2 + 25 H2O
KBr + BaI = KI + Ba + Br =>
KBr + BaI = KI + Ba + Br
NaC2H3O4 + HCl = NaCl + HC2H3O4 =>
NaC2H3O4 + HCl = NaCl + HC2H3O4
Nb + NaOH + H2O = NaNbO3 + H2 =>
2 Nb + 2 NaOH + 4 H2O = 2 NaNbO3 + 5 H2
SO2Ca(OH)2 = CaOH2SO3 =>
SO2Ca(OH)2 = CaOH2SO3
C8H10 + KMnO4 = C7H6O2 + MnO2 + CO2 + KOH =>
C8H10 + 4 KMnO4 = C7H6O2 + 4 MnO2 + CO2 + 4 KOH
P2O5 + NaHCO3 = Na3PO4 + CO2 + H2O =>
P2O5 + 6 NaHCO3 = 2 Na3PO4 + 6 CO2 + 3 H2O
W + HNO3 = W(NO3)6 + H2 =>
W + 6 HNO3 = W(NO3)6 + 3 H2
Ba(NO3)2 + Fe2(SO4)3 = BaSO4 + Fe(NO3)3 =>
3 Ba(NO3)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(NO3)3
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Na2[Be(OH)4] + HCl = BeCl2 + NaCl + H2O =>
Na2[Be(OH)4] + 4 HCl = BeCl2 + 2 NaCl + 4 H2O
KI + NaOH = INa + KOH =>
KI + NaOH = INa + KOH
Zr + H2O = ZrO2 + H =>
Zr + 2 H2O = ZrO2 + 4 H
Na2CO3 + CO(NH2)2 = NaCON + NH3 + H2CO3 =>
Na2CO3 + 2 CO(NH2)2 = 2 NaCON + 2 NH3 + H2CO3
H2O + I2 = HI + I2O =>
H2O + 2 I2 = 2 HI + I2O
CO2 + HCl = C2Cl3 + Cl2 + H2O =>
4 CO2 + 16 HCl = 2 C2Cl3 + 5 Cl2 + 8 H2O
AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2 =>
2 AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2
H2S + NaOH = Na2S + H2O* =>
H2S + 2 NaOH = Na2S + 2 H2O*
Zn(OH)2 + CH3COOH = Zn(CH3COO)2 + HOH =>
Zn(OH)2 + 2 CH3COOH = Zn(CH3COO)2 + 2 HOH
KClO3 = Cl2 + KO3 =>
2 KClO3 = Cl2 + 2 KO3
Co(NO3)6H2O + P(OPh)3 + NaBH4 = CoH[P(OPh)3]4 + BH3 + NO3 + NaOH + H2O =>
2 Co(NO3)6H2O + 8 P(OPh)3 + NaBH4 = 2 CoH[P(OPh)3]4 + BH3 + 12 NO3 + NaOH + H2O
H2CO3(aq) + NaOH(aq) = Na2CO3(aq) + H2O(l) =>
H2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 H2O(l)
CoBr3 + F2 = CoF3 + Br2 =>
2 CoBr3 + 3 F2 = 2 CoF3 + 3 Br2
H2Se + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + SeO2 + K2SO4 + H2O =>
H2Se + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + SeO2 + K2SO4 + 5 H2O
SiO2 + HF1 = SiF4 + Water =>
SiO2 + 4 HF1 = SiF4 + 2 H2O
Mn4O2 + HCl = Mn2Cl + Cl + H2O =>
Mn4O2 + 4 HCl = 2 Mn2Cl + 2 Cl + 2 H2O
NH3 + Fe(NO3)3 = FeN + H(NO3) =>
NH3 + Fe(NO3)3 = FeN + 3 H(NO3)
AlNO3 + K2CO3 = AlCO3(s) + K2NO3 =>
AlNO3 + K2CO3 = AlCO3(s) + K2NO3
Mg + ZnCl2 = MgCl2 + Zn =>
Mg + ZnCl2 = MgCl2 + Zn
AgF + KBr = AgBr + KF =>
AgF + KBr = AgBr + KF
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Be3N2 + H2O(l) = Be(OH)2 + NH3(g) =>
Be3N2 + 6 H2O(l) = 3 Be(OH)2 + 2 NH3(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2CO3*10H2O = Na{+} + CO3{-2} + H2O =>
Na2CO3*10H2O = 2 Na{+} + CO3{-2} + 10 H2O
C2H5COOH + HCl = C2H5COOCl + H2 =>
C2H5COOH + HCl = C2H5COOCl + H2
C5H10O5 + O2 = CO + H2O =>
2 C5H10O5 + 5 O2 = 10 CO + 10 H2O
H2 + O2 = HH2O2 =>
3 H2 + 2 O2 = 2 HH2O2
C4H10 + O2 = H2O + CO =>
2 C4H10 + 9 O2 = 10 H2O + 8 CO
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
SodiumHydroxide + Copper(Il)Nitrate = SodiumNitrate + Copper(Il)Hydroxide =>
SodiumHydroxide + Copper(Il)Nitrate = SodiumNitrate + Copper(Il)Hydroxide
(C2H5)2NH + H3O = (C2H5)2NH2 + H2O =>
(C2H5)2NH + H3O = (C2H5)2NH2 + H2O
BaSO4 + CuCl2 = BaCl2 + CuSO4 =>
BaSO4 + CuCl2 = BaCl2 + CuSO4
Au3 + HNO3 + HCl = AuCl3 + NO + H2O =>
Au3 + 3 HNO3 + 9 HCl = 3 AuCl3 + 3 NO + 6 H2O
Na4SiO4 = SiO2 + Na2O =>
Na4SiO4 = SiO2 + 2 Na2O
HgCl2 + NH4OH = Hg(OH)2 + NH4Cl =>
HgCl2 + 2 NH4OH = Hg(OH)2 + 2 NH4Cl
NaOH + NiCl2 = NaCl + Ni(OH)2 =>
2 NaOH + NiCl2 = 2 NaCl + Ni(OH)2
K2Cr2O7 + H2SO4 + FeSO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2S04 + H2O =>
K2Cr2O7 + 23 H2SO4 + 32 FeSO4 = Cr2(SO4)3 + 16 Fe2(SO4)3 + K2S04 + 23 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
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Équations équilibrées sur01/06/25
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