Équations équilibrées la veille |
MgS + 2 HCl = H2S + MgCl2
CaCO3 + CoO + WO3 = Ca2CoWO6 + CO2 =>
2 CaCO3 + CoO + WO3 = Ca2CoWO6 + 2 CO2
CO(g) + Fe2O3(s) = Fe(s) + CO2 =>
3 CO(g) + Fe2O3(s) = 2 Fe(s) + 3 CO2
SnL4 = SnL2 + L2 =>
SnL4 = SnL2 + L2
K + MgCl2 = KCl + Mg =>
2 K + MgCl2 = 2 KCl + Mg
Y2SrAl4SiO12 = Y2O3 + Al2O3 + SrO + SiO2 =>
Y2SrAl4SiO12 = Y2O3 + 2 Al2O3 + SrO + SiO2
NaClO + CO2 + H2O = NaHCO3 + HClO =>
NaClO + CO2 + H2O = NaHCO3 + HClO
CuOHClO3 = CuClO3OH =>
CuOHClO3 = CuClO3OH
Ba(OH)2 + NaH2PO4 = BaHPO4 + Na2HPO4 + H2O =>
Ba(OH)2 + 2 NaH2PO4 = BaHPO4 + Na2HPO4 + 2 H2O
Ca3N2 + HOH = H3N + Ca(OH)2 =>
Ca3N2 + 6 HOH = 2 H3N + 3 Ca(OH)2
H18 + N6 = NH3 =>
H18 + N6 = 6 NH3
CuSO4(aq)Pb(NO3)2 = PbSO4Cu(NO3)2 =>
CuSO4(aq)Pb(NO3)2 = PbSO4Cu(NO3)2
Na(OH) + Cl = NaCl + Na(ClO2) + H2O =>
4 Na(OH) + 4 Cl = 3 NaCl + Na(ClO2) + 2 H2O
C2HO + O2 = CO + H2O =>
4 C2HO + 3 O2 = 8 CO + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CuSO4NH3 = CuNH3SO4 =>
CuSO4NH3 = CuNH3SO4
NH4OH = NH4 + OH =>
NH4OH = NH4 + OH
C4H8 + KMnO + H2O = C4H10 + MnO + KOH =>
C4H8 + 2 KMnO + 2 H2O = C4H10 + 2 MnO + 2 KOH
Na2C2O4 + Al(NO3)3 = Al2(C2O4)3 + NaNO3 =>
3 Na2C2O4 + 2 Al(NO3)3 = Al2(C2O4)3 + 6 NaNO3
CH3CO2H + NaOH = Na + H2O + COOH =>
CH3CO2H + 6 NaOH = 6 Na + 4 H2O + 2 COOH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu(SO4)(aq) + Na2S = CuS(s) + Na2(SO4)(aq) =>
Cu(SO4)(aq) + Na2S = CuS(s) + Na2(SO4)(aq)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Be(OH)2 + CO2 + H2O = BeCO3*4H2O =>
Be(OH)2 + CO2 + 3 H2O = BeCO3*4H2O
CaBr + AgNO3 = AgBr + CaNO3 =>
CaBr + AgNO3 = AgBr + CaNO3
CaWO4 + Na2CO3 = Na2WO4 + CaCO3 =>
CaWO4 + Na2CO3 = Na2WO4 + CaCO3
Sr + HNO3 = Sr(NO3)2 + NH4NO3 + H2O =>
4 Sr + 10 HNO3 = 4 Sr(NO3)2 + NH4NO3 + 3 H2O
MnO2 + KClO3 + KOH = K2(MnO4) + KCl + H2O =>
3 MnO2 + KClO3 + 6 KOH = 3 K2(MnO4) + KCl + 3 H2O
MgSO3 + CuO = MgO + CuSO3 =>
MgSO3 + CuO = MgO + CuSO3
CrCl2 + NaOH = Cr(OH)2 + NaCl =>
CrCl2 + 2 NaOH = Cr(OH)2 + 2 NaCl
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu =>
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu
(Hg(NO3)2)(aq) + KI(aq) = HgK + I(NO3)2 =>
(Hg(NO3)2)(aq) + KI(aq) = HgK + I(NO3)2
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
CaCo3 + HI = CaI2 + H2Co3 =>
CaCo3 + 2 HI = CaI2 + H2Co3
(Ba(OH)2*8H2O) + NH4NO3 = Ba(NO3)2 + NH3 + H2O =>
(Ba(OH)2*8H2O) + 2 NH4NO3 = Ba(NO3)2 + 2 NH3 + 10 H2O
KBr + Pb(CH3COO)2 = PbBr2 + CH3COOK =>
2 KBr + Pb(CH3COO)2 = PbBr2 + 2 CH3COOK
KI + MgI2 = MgK + I2 =>
2 KI + 2 MgI2 = 2 MgK + 3 I2
Cl4N2 + CH4 = Cl4C3 + N2 + H2 =>
Cl4N2 + 3 CH4 = Cl4C3 + N2 + 6 H2
KMnO4 + NaNO3 = NaMnO4 + KNO3 =>
KMnO4 + NaNO3 = NaMnO4 + KNO3
Al2(SO4)3 + Ba(ClO)2 = Ba(SO4) + Al(ClO)3 =>
Al2(SO4)3 + 3 Ba(ClO)2 = 3 Ba(SO4) + 2 Al(ClO)3
FKI = KFI =>
FKI = KFI
Al(s) + Br2(g) = AlBr3(s) =>
2 Al(s) + 3 Br2(g) = 2 AlBr3(s)
C2H6 + K2CrO4 + H2SO4 = Cr2(SO4)3 + K2(SO4) + C2H4 + H2O =>
3 C2H6 + 2 K2CrO4 + 5 H2SO4 = Cr2(SO4)3 + 2 K2(SO4) + 3 C2H4 + 8 H2O
Au3PO4 + Na = Na3PO4 + Au =>
Au3PO4 + 3 Na = Na3PO4 + 3 Au
Zn + C6H8O7 = Zn9(C6H5O7) + H2 =>
18 Zn + 2 C6H8O7 = 2 Zn9(C6H5O7) + 3 H2
KClO3 + H2SO4 + KJ = KCl + J2 + K2SO4 + H2O =>
KClO3 + 3 H2SO4 + 6 KJ = KCl + 3 J2 + 3 K2SO4 + 3 H2O
H2S + Na2Cr2O7 + HSO4 = Cr2(SO4)3 + H2O + NaHSO4 =>
11 H2S + 9 Na2Cr2O7 + 34 HSO4 = 9 Cr2(SO4)3 + 19 H2O + 18 NaHSO4
Na2O2 + H2SO4 + NaJ = J2 + H2O + Na2SO4 =>
Na2O2 + 2 H2SO4 + 2 NaJ = J2 + 2 H2O + 2 Na2SO4
CaCl2 + Na2SiO3 = CaSiO3 + *NaCl =>
CaCl2 + Na2SiO3 = CaSiO3 + 2*NaCl
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
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