Équations équilibrées la veille |
8 H2PtCl6 + 3 NaBH4 + 17 H2O = 3 B(OH)3 + 8 PtOH + 45 HCl + 3 NaCl
BeO + Ba(OH)2 = H2O + BaBeO2 =>
BeO + Ba(OH)2 = H2O + BaBeO2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
(CH3(CH2)4CH3)CH3 + O2 = CO2 + H2O =>
4(CH3(CH2)4CH3)CH3 + 45 O2 = 28 CO2 + 34 H2O
H3AsO3 + H2SO4 + Zn = Zn(SO4)2 + AsH3 + H2O =>
2 H3AsO3 + 6 H2SO4 + 3 Zn = 3 Zn(SO4)2 + 2 AsH3 + 6 H2O
SnS4 + (NH4)2S = Sn(NH4)2 + S =>
SnS4 + (NH4)2S = Sn(NH4)2 + 5 S
HI + KMnO4 + H2SO4 = I2 + K2SO4 + MnSO4 + H2O =>
10 HI + 2 KMnO4 + 3 H2SO4 = 5 I2 + K2SO4 + 2 MnSO4 + 8 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
N2Br3 + NaOH = N2 + NaBr + HOBr3 =>
4 N2Br3 + 3 NaOH = 4 N2 + 3 NaBr + 3 HOBr3
Na2SiO3 + NH4Cl = NH3 + H2SiO3 + NaCl =>
Na2SiO3 + 2 NH4Cl = 2 NH3 + H2SiO3 + 2 NaCl
BeO + Ba(OH)2 = H2O + BaBeO2 =>
BeO + Ba(OH)2 = H2O + BaBeO2
Fe + ZnCl2 = FeCl3 + Zn =>
2 Fe + 3 ZnCl2 = 2 FeCl3 + 3 Zn
H2S + Li2OH = Li2S + H2O + H =>
H2S + Li2OH = Li2S + H2O + H
H4P2O7 + Fe(OH)3 = Fe4(P2O7)3 + H2O =>
3 H4P2O7 + 4 Fe(OH)3 = Fe4(P2O7)3 + 12 H2O
CaCl2(aq) + NaHCO3(aq) = NaCl(aq) + CaCO3(s) + H2O(l) + CO2(g) =>
CaCl2(aq) + 2 NaHCO3(aq) = 2 NaCl(aq) + CaCO3(s) + H2O(l) + CO2(g)
HNO3 + P4 + H2O = H3PO4 + NO =>
20 HNO3 + 3 P4 + 8 H2O = 12 H3PO4 + 20 NO
Fe(s)CuSO4(s) = FeSO4(s)Cu(s) =>
Fe(s)CuSO4(s) = FeSO4(s)Cu(s)
CH2(NH3)COOH + O2 = CO2 + H2O + NH3 =>
4 CH2(NH3)COOH + 7 O2 = 8 CO2 + 6 H2O + 4 NH3
CH3C2H4CH2CH3 + O2 = CO2 + H2O =>
CH3C2H4CH2CH3 + 8 O2 = 5 CO2 + 6 H2O
H2O + AgI = HI + Ag2O =>
H2O + 2 AgI = 2 HI + Ag2O
C8H9NO2 + HNO3 = C8H10NO2H + NO3 =>
C8H9NO2 + 2 HNO3 = C8H10NO2H + 2 NO3
NiCl2 + Li2S = LiCl + NiS =>
NiCl2 + Li2S = 2 LiCl + NiS
Fe + (OH)2 = Fe(OH)3 =>
2 Fe + 3(OH)2 = 2 Fe(OH)3
NaOH + CaOH + Cl = Ca(OCl)2 + NaCl + H2O =>
3 NaOH + CaOH + 5 Cl = Ca(OCl)2 + 3 NaCl + 2 H2O
Cr(NO3)3 + FeCl3 = CrCl3 + Fe(NO3)3 =>
Cr(NO3)3 + FeCl3 = CrCl3 + Fe(NO3)3
HSi2 + O2 = SiO2 + H2O =>
4 HSi2 + 9 O2 = 8 SiO2 + 2 H2O
KMnO4 + C5H8O2 = Mn(acac)3 + (CH3CO)2CHCH(CH3CO)2 + KOH + H2O =>
6 KMnO4 + 42 C5H8O2 = 2 Mn(acac)3 + 21(CH3CO)2CHCH(CH3CO)2 + 6 KOH + 18 H2O
FeO + P2O5 = Fe(PO3)2 =>
FeO + P2O5 = Fe(PO3)2
Fe + Ce = FeCe2 =>
Fe + 2 Ce = FeCe2
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CaOH + NaCu = NaOH + CaCu =>
CaOH + NaCu = NaOH + CaCu
Cu + CH3COO = CuCH3COO =>
Cu + CH3COO = CuCH3COO
Cu2(SO4)2 + Al3 = Cu + Al2(SO4)2 =>
3 Cu2(SO4)2 + 2 Al3 = 6 Cu + 3 Al2(SO4)2
Na(PO4) + K = PO4 + KNa =>
Na(PO4) + K = PO4 + KNa
Li + O2 = LiO2 =>
Li + O2 = LiO2
Fe + HOH = Fe(OH)2 + H2 =>
Fe + 2 HOH = Fe(OH)2 + H2
ZnSO4 + NaOH = Na2SO4 + Zn(OH)2 =>
ZnSO4 + 2 NaOH = Na2SO4 + Zn(OH)2
KNO2 + HCl = KCl + NO + H2O + KNO3 =>
3 KNO2 + 2 HCl = 2 KCl + 2 NO + H2O + KNO3
Fe(NO3)3 + Na3PO4 = FePO4 + NaNO3 =>
Fe(NO3)3 + Na3PO4 = FePO4 + 3 NaNO3
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
MgCl2 + H2SO4 = MgSO4 + H2Cl2 =>
MgCl2 + H2SO4 = MgSO4 + H2Cl2
KMnO4 + H2SO4 + H2C204 = K2S04 + MnSO4 + CO2 + H2O =>
818 KMnO4 + 2454 H2SO4 + 18 H2C204 = 409 K2S04 + 818 MnSO4 + 3672 CO2 + 2472 H2O
Dy2O3 + Co3O4 + Cr2O3 = DyCo05Cr05O3 + O2 =>
3 Dy2O3 + 10 Co3O4 + 15 Cr2O3 = 6 DyCo05Cr05O3 + 38 O2
Ti2(CO3)4 + Al3N3 = Al2(CO3)3 + Ti3N4 =>
9 Ti2(CO3)4 + 8 Al3N3 = 12 Al2(CO3)3 + 6 Ti3N4
C2H6O + NaBr = C2H6Br + NaO =>
C2H6O + NaBr = C2H6Br + NaO
NiCl2 + Li2S = LiCl + NiS =>
NiCl2 + Li2S = 2 LiCl + NiS
AlH5MgO5 + HCl = H2O + Mg(OH)2 + AlCl3 =>
AlH5MgO5 + 3 HCl = 3 H2O + Mg(OH)2 + AlCl3
Al(C2H3O2)3 + NH4Br = C2H7NO2 + AlBr3 =>
Al(C2H3O2)3 + 3 NH4Br = 3 C2H7NO2 + AlBr3
CaSi2 + H2O = Ca(OH)2 + SiH2 + O2 =>
2 CaSi2 + 6 H2O = 2 Ca(OH)2 + 4 SiH2 + O2
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