Équations équilibrées la veille |
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
C6H6 + CH3Cl = C6H5CH3 + HCl =>
C6H6 + CH3Cl = C6H5CH3 + HCl
K3PO4(aq) + BaCl2(aq) = KCl(aq) + Ba3(PO4)2(s) =>
2 K3PO4(aq) + 3 BaCl2(aq) = 6 KCl(aq) + Ba3(PO4)2(s)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Li2O(s) + H2O(l) = LiOH(aq) =>
Li2O(s) + H2O(l) = 2 LiOH(aq)
C6H5OH + FeCl3 = C6H5(OFeCl2) + HCl =>
C6H5OH + FeCl3 = C6H5(OFeCl2) + HCl
HOCl(aq)HCl(aq) = H2O(l)Cl2(g) =>
HOCl(aq)HCl(aq) = H2O(l)Cl2(g)
Mg(NO3)2NH4HCO3 = NH4(NO3)2MgHCO3 =>
Mg(NO3)2NH4HCO3 = NH4(NO3)2MgHCO3
NaNO2 + NaI + H2SO4 = NO + I2 + NaHSO4 + H2O =>
2 NaNO2 + 2 NaI + 4 H2SO4 = 2 NO + I2 + 4 NaHSO4 + 2 H2O
H2SO3 + SiO2 = H2O + SiSO4 =>
H2SO3 + SiO2 = H2O + SiSO4
Ba(OH)2 + Cl2 = BaCl2 + (OH)2 =>
Ba(OH)2 + Cl2 = BaCl2 + (OH)2
(NH4)2CO3 + MgBr2 = MgCO3 + NH4Br =>
(NH4)2CO3 + MgBr2 = MgCO3 + 2 NH4Br
AgNO3 + SbCl3 = AgCl + Sb(NO3)3 =>
3 AgNO3 + SbCl3 = 3 AgCl + Sb(NO3)3
NH4NO3 + ZnSO4 = ZnNO3 + NH4SO4 =>
NH4NO3 + ZnSO4 = ZnNO3 + NH4SO4
H2SO4Ca = CaSO4H2 =>
H2SO4Ca = CaSO4H2
Ba(OH)2 + Cl2 = BaCl2 + (OH)2 =>
Ba(OH)2 + Cl2 = BaCl2 + (OH)2
C6H6ClNaOH = C6H5OHHClNa =>
C6H6ClNaOH = C6H5OHHClNa
H{+} + ClO3{-} + e = ClO2 + H2O =>
2 H{+} + ClO3{-} + e = ClO2 + H2O
ReF6 + H2 = ReF5 + HF =>
2 ReF6 + H2 = 2 ReF5 + 2 HF
HBO2 = B2O3 + H2O =>
2 HBO2 = B2O3 + H2O
KOH + I2 = KI + KIO3 + H2O =>
6 KOH + 3 I2 = 5 KI + KIO3 + 3 H2O
Li + Cu(NO3)2 = Li(NO3) + Cu =>
2 Li + Cu(NO3)2 = 2 Li(NO3) + Cu
N2H8SO4 + KOH = K2SO4 + NK3 + H2O =>
N2H8SO4 + 8 KOH = K2SO4 + 2 NK3 + 8 H2O
SCu + O2 = Cu2O + SO2 =>
4 SCu + 5 O2 = 2 Cu2O + 4 SO2
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
PbSO4 + AlCl3 = PbCl2 + Al2(SO4)3 =>
3 PbSO4 + 2 AlCl3 = 3 PbCl2 + Al2(SO4)3
C2H4 + C2H4O2 = C4H8O2 =>
C2H4 + C2H4O2 = C4H8O2
Mg + NaH2PO4 = Mg3(PO4)2 + Na3PO4 + H2 =>
3 Mg + 3 NaH2PO4 = Mg3(PO4)2 + Na3PO4 + 3 H2
Br2 + KI = BrI2 + K =>
Br2 + 4 KI = 2 BrI2 + 4 K
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
MnSO4 + Na2CO3 = MnCO3 + Na2SO4 =>
MnSO4 + Na2CO3 = MnCO3 + Na2SO4
P + H2 = PH3P =>
4 P + 3 H2 = 2 PH3P
(CH2)4(COOH)2 + CH3OH = C6H12O2 + H2O =>
2(CH2)4(COOH)2 + 18 CH3OH = 5 C6H12O2 + 16 H2O
K2Cr2O7 + H2SO4 = O2 + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 8 H2SO4 = 3 O2 + 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O
(CH2)4(COOH)2 + CH3OH = C6H12O2 + H2O =>
2(CH2)4(COOH)2 + 18 CH3OH = 5 C6H12O2 + 16 H2O
NaI + KClO3 + H2O = I2 + KCl + NaOH =>
6 NaI + KClO3 + 3 H2O = 3 I2 + KCl + 6 NaOH
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
Al + NH4OH + H2O = NH4Al(OH)4 + H2 =>
2 Al + 2 NH4OH + 6 H2O = 2 NH4Al(OH)4 + 3 H2
CuCuSO4 = CuOCuSO3 =>
CuCuSO4 = CuOCuSO3
K(s) + O2(g) = (K2O)(s) =>
4 K(s) + O2(g) = 2(K2O)(s)
C2H5OH + CH4COOH = CH3COOC2H5 + H2O =>
2 C2H5OH + 4 CH4COOH = 3 CH3COOC2H5 + 4 H2O
KI + Ca(OCl) + HCl = KCl + I2 + CaCl2 + H2O =>
2 KI + 2 Ca(OCl) + 4 HCl = 2 KCl + I2 + 2 CaCl2 + 2 H2O
C2H5OH + CH4COOH = CH3COOC2H5 + H2O =>
2 C2H5OH + 4 CH4COOH = 3 CH3COOC2H5 + 4 H2O
KHSO4 + CaHPO4 = K2Ca(SO4)2 + H3PO4 =>
2 KHSO4 + CaHPO4 = K2Ca(SO4)2 + H3PO4
NH4Cl(aq)Pb(NO3)2(aq) = NH4(NO3)2PbCl =>
NH4Cl(aq)Pb(NO3)2(aq) = NH4(NO3)2PbCl
Cu + H2SO4 = CuSO4 + CuS + H2O =>
4 Cu + 4 H2SO4 = 3 CuSO4 + CuS + 4 H2O
PCl5 + P = PCl =>
PCl5 + 4 P = 5 PCl
KNO2 + KJ + H2SO4 = K2SO4 + J2 + NO + H2O =>
2 KNO2 + 2 KJ + 2 H2SO4 = 2 K2SO4 + J2 + 2 NO + 2 H2O
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + HCl = K2Cr2O7 + MnCl2 + CO2 + KNO3 + KCl + H2O =>
10[Cr(N2H4CO)6]4[Cr(CN)6]3 + 1176 KMnO4 + 2798 HCl = 35 K2Cr2O7 + 1176 MnCl2 + 420 CO2 + 660 KNO3 + 446 KCl + 1879 H2O
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
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