| Équations équilibrées la veille |
4 CuCl + 4 H2O + O2 = 2 Cu2(OH)3Cl + 2 HCl
K2CrO4 + AgNO3 = CrO4Ag2 + KNO3 =>
K2CrO4 + 2 AgNO3 = CrO4Ag2 + 2 KNO3
CH3OH + KMnO4 = CO2 + KOH + MnO2 + H2O =>
CH3OH + 2 KMnO4 = CO2 + 2 KOH + 2 MnO2 + H2O
ClO4 + H2O = ClO3 + OH =>
ClO4 + H2O = ClO3 + 2 OH
HF + MgSiO3 = H2O + SiF4 + MgF2 =>
6 HF + MgSiO3 = 3 H2O + SiF4 + MgF2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Cl2 + Na2O2 = NaCl + O2 =>
Cl2 + Na2O2 = 2 NaCl + O2
CH3ONa + HCN = CH3CN + NaOH =>
CH3ONa + HCN = CH3CN + NaOH
KLO3 + KL + H2SO4 = L2 + K2SO4 + H2O =>
KLO3 + 5 KL + 3 H2SO4 = 3 L2 + 3 K2SO4 + 3 H2O
HC3N + NH3 = C3H4N2 =>
HC3N + NH3 = C3H4N2
Hg + OH = Hg(OH)2 =>
Hg + 2 OH = Hg(OH)2
Br2 + AgCl = Br2Cl + Ag =>
Br2 + AgCl = Br2Cl + Ag
Mg + H2SO4 = MgSO4 + SO2 + H2O =>
Mg + 2 H2SO4 = MgSO4 + SO2 + 2 H2O
(NH4)2PtCl4 + NH3 = Pt(NH3)2Cl2 + NH4Cl =>
(NH4)2PtCl4 + 2 NH3 = Pt(NH3)2Cl2 + 2 NH4Cl
Nb + HNO3 = Nb(NO3)3 + NO + H2O =>
Nb + 4 HNO3 = Nb(NO3)3 + NO + 2 H2O
K + Cl2 = KCl(s) =>
2 K + Cl2 = 2 KCl(s)
PH3 + NaNO2 + HCl = H3PO4 + NaCl + NO + H2O =>
PH3 + 8 NaNO2 + 8 HCl = H3PO4 + 8 NaCl + 8 NO + 4 H2O
Li2S + HgCl2 = LiCl + HgS =>
Li2S + HgCl2 = 2 LiCl + HgS
Ca(OH)2 + H(PO4) = Ca(PO4)2 + H2O =>
Ca(OH)2 + 2 H(PO4) = Ca(PO4)2 + 2 H2O
K2Cr2O7 + FeCl2 + H2SO4 = CrCl3 + Fe2(SO4)3 + FeCl3 + K2SO4 + H2O =>
K2Cr2O7 + 6 FeCl2 + 7 H2SO4 = 2 CrCl3 + 2 Fe2(SO4)3 + 2 FeCl3 + K2SO4 + 7 H2O
CH3CH2OH + OH = CH3CHO + H2O =>
CH3CH2OH + 2 OH = CH3CHO + 2 H2O
Na2CO3 + SrCl2*6H20 = NaCl + SrCO3*6H20 =>
Na2CO3 + SrCl2*6H20 = 2 NaCl + SrCO3*6H20
As2S3 + H2O2 + OH{-} = AsO4{3-} + SO4{2-} + H2O =>
As2S3 + 14 H2O2 + 12 OH{-} = 2 AsO4{3-} + 3 SO4{2-} + 20 H2O
CH3CHCH2 + KMnO4 + H2O = MnO2 + CHCOOHCH2CH2COOH + KOH =>
5 CH3CHCH2 + 11 KMnO4 + H2O = 11 MnO2 + 3 CHCOOHCH2CH2COOH + 11 KOH
PCl5 + H2O(water) = H3PO4 + HCl =>
PCl5 + 4 H2O(water) = H3PO4 + 5 HCl
CH3COONH4 + FeCl3 = NH4Cl + Fe(C2H3O2)3 =>
3 CH3COONH4 + FeCl3 = 3 NH4Cl + Fe(C2H3O2)3
Ca2 + HF = Ca2F + H2 =>
2 Ca2 + 2 HF = 2 Ca2F + H2
Cu3P + H{+} + Cr2O7{2-} = Cu{+} + H3PO4 + H2O + Cr{3+} =>
3 Cu3P + 41 H{+} + 4 Cr2O7{2-} = 9 Cu{+} + 3 H3PO4 + 16 H2O + 8 Cr{3+}
KIO3 + (NH3OH)2SO4 = N2 + I2 + H2O + H2SO4 + K2SO4 =>
2 KIO3 + 5(NH3OH)2SO4 = 5 N2 + I2 + 16 H2O + 4 H2SO4 + K2SO4
(NH4)(NO3) + Zn(HSO4)2 = (NH4)(HSO4) + Zn(NO3)2 =>
2(NH4)(NO3) + Zn(HSO4)2 = 2(NH4)(HSO4) + Zn(NO3)2
K2Cr2O7 + H2SO4 + H2C2O4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 H2C2O4 = K2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
Ni + HBr = NiBr2 + H =>
Ni + 2 HBr = NiBr2 + 2 H
NaOH + Cr2(SO4)3 + H2O = Na2CrO4 + H2SO3 =>
4 NaOH + Cr2(SO4)3 + H2O = 2 Na2CrO4 + 3 H2SO3
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
ZnF2 + Cu = Zn + CuF2 =>
ZnF2 + Cu = Zn + CuF2
SnCl4 + NH4Cl = SnCl2 + HSnCl6 + Sn3N2 =>
12 SnCl4 + 2 NH4Cl = SnCl2 + 8 HSnCl6 + Sn3N2
Ph3P + BrC4H7O2 = Ph3PC4H7O2Br =>
Ph3P + BrC4H7O2 = Ph3PC4H7O2Br
OF2 = OF + F =>
OF2 = OF + F
Na2(CO3) + HCl = NaCl + H2CO3 =>
Na2(CO3) + 2 HCl = 2 NaCl + H2CO3
H2SO4 + HI2 = I2 + SO2 + H2O =>
H2SO4 + 2 HI2 = 2 I2 + SO2 + 2 H2O
SmCl2 + KMnO4 + H2SO4 = Sm2(SO4)3 + SmCl3 + K2SO4 + MnSO4 + H2O =>
30 SmCl2 + 6 KMnO4 + 24 H2SO4 = 5 Sm2(SO4)3 + 20 SmCl3 + 3 K2SO4 + 6 MnSO4 + 24 H2O
Mg + HOOCCOOH = Mg(OOCCOOH)2 + H2 =>
Mg + 2 HOOCCOOH = Mg(OOCCOOH)2 + H2
C4H9SH(l) + O2(g) = CO2(g) + H2O(l) + SO2(g) =>
2 C4H9SH(l) + 15 O2(g) = 8 CO2(g) + 10 H2O(l) + 2 SO2(g)
CH4*C6H6 = C6H5CH3 + H2 =>
CH4*C6H6 = C6H5CH3 + H2
Rb + H2O = Rb7H2O =>
7 Rb + H2O = Rb7H2O
H2S + H2O = SOH + H2 =>
2 H2S + 2 H2O = 2 SOH + 3 H2
CH3CH2CHO + Ag(NH3)2OH = CH3CH2COOH + NH3 + Ag + H2O =>
CH3CH2CHO + 2 Ag(NH3)2OH = CH3CH2COOH + 4 NH3 + 2 Ag + H2O
AgCl + I2 = AgI + Cl2 =>
2 AgCl + I2 = 2 AgI + Cl2
VOSO45H2O + C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + H2O + CO2 =>
12 VOSO45H2O + 65 C5H8O2 + 12 Na2CO3 = 12 VO(C5H7O2)2 + 12 Na2SO4 + 188 H2O + 217 CO2
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