| Équations équilibrées la veille |
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
K(ClO3)3 = O2 + K(ClO2)3 =>
2 K(ClO3)3 = 3 O2 + 2 K(ClO2)3
[Zn(NH4)4]S + H{+} + NO3{-} = NH3 + H2S + Zn(NO3)2 + H2O =>
2[Zn(NH4)4]S + 5 H{+} + 5 NO3{-} = 9 NH3 + 2 H2S + 2 Zn(NO3)2 + 3 H2O
NH3(g) + C(s) = HCN(g) + H2(g) =>
NH3(g) + C(s) = HCN(g) + H2(g)
Fe2 + ICl = I2 + FeCl2 =>
Fe2 + 4 ICl = 2 I2 + 2 FeCl2
Ca(OH)2 + H2CrO4 = HOH + CaCrO4 =>
Ca(OH)2 + H2CrO4 = 2 HOH + CaCrO4
Sn + (OH)4 = Sn(OH)4 =>
Sn + (OH)4 = Sn(OH)4
H2 + Al = HAl3 =>
H2 + 6 Al = 2 HAl3
H{+} + Cr(OH)3 = Cr{3+} + H2O =>
3 H{+} + Cr(OH)3 = Cr{3+} + 3 H2O
ClO2 + KOH = KClO + KClO4 + H2O =>
2 ClO2 + 2 KOH = KClO + KClO4 + H2O
Cu2SO4 + NaPO4 = CuPO4 + Na2SO4 =>
Cu2SO4 + 2 NaPO4 = 2 CuPO4 + Na2SO4
(NH4)3PO4 + NaHO = Na3PO4 + NH4OH =>
(NH4)3PO4 + 3 NaHO = Na3PO4 + 3 NH4OH
K2Cr2O7 + Ag(NO3) = K(NO3) + Ag2(Cr2O7) =>
K2Cr2O7 + 2 Ag(NO3) = 2 K(NO3) + Ag2(Cr2O7)
MnO2 + Na = MnNaO2 =>
MnO2 + Na = MnNaO2
(NH4)Cl + AgF = AgCl + (NH4)F =>
(NH4)Cl + AgF = AgCl + (NH4)F
KOH + BaO = Ba(KO)2 + H2O =>
2 KOH + BaO = Ba(KO)2 + H2O
C6H8O6 = C + H + O =>
C6H8O6 = 6 C + 8 H + 6 O
K3Po4(aq) + MgCl2(aq) = Mg3(Po4)2(s) + KCl(aq) =>
2 K3Po4(aq) + 3 MgCl2(aq) = Mg3(Po4)2(s) + 6 KCl(aq)
(NH4)Cl + Ag(NO3) = (NH4)(NO3) + AgCl =>
(NH4)Cl + Ag(NO3) = (NH4)(NO3) + AgCl
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
Mg3(PO4)2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3(PO4)2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
Mg(NO3)2*H2O + Al(NO3)3*9H2O + NH2CONH2 = Al2MgO4 + CO2 + N2 + H2O =>
3 Mg(NO3)2*H2O + 6 Al(NO3)3*9H2O + 20 NH2CONH2 = 3 Al2MgO4 + 20 CO2 + 32 N2 + 97 H2O
KI + Co(NO3)2 = K(NO3) + CoI2 =>
2 KI + Co(NO3)2 = 2 K(NO3) + CoI2
C2H5 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
2 C2H5 + 2 KMnO4 + 3 H2SO4 = 2 CH3COOH + K2SO4 + 2 MnSO4 + 4 H2O
BaCl + SO4 = Ba2SO4 + Cl =>
2 BaCl + SO4 = Ba2SO4 + 2 Cl
NaCl + Pb(NO3)2 = PbCl + Na(NO3)2 =>
NaCl + Pb(NO3)2 = PbCl + Na(NO3)2
AgNO3(aq) + Mg = Mg(NO3)2 + Ag =>
2 AgNO3(aq) + Mg = Mg(NO3)2 + 2 Ag
Se2 + O = Se2O4 =>
Se2 + 4 O = Se2O4
N2H4*H2SO4 + NaOH = N2H4 + H2O + Na2SO4 =>
N2H4*H2SO4 + 2 NaOH = N2H4 + 2 H2O + Na2SO4
NaCl + NiSO4 = Na2SO4 + NiCl2 =>
2 NaCl + NiSO4 = Na2SO4 + NiCl2
KMnO4 + NaOH + C12H22O11 = K3MnO4 + C6H11NaO7 + H2O + Na3MnO4 =>
6 KMnO4 + 18 NaOH + 3 C12H22O11 = 2 K3MnO4 + 6 C6H11NaO7 + 9 H2O + 4 Na3MnO4
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
NaCl + KNO3 = KCl + NaNO3 =>
NaCl + KNO3 = KCl + NaNO3
CuOH + Na(NO3)2 = CuO + Na(NO3)2H =>
CuOH + Na(NO3)2 = CuO + Na(NO3)2H
H2S + Al = AlHS2 + H2 =>
4 H2S + 2 Al = 2 AlHS2 + 3 H2
K + CO2 = KCO + O2 =>
2 K + 2 CO2 = 2 KCO + O2
Cr + H2 = HCr =>
2 Cr + H2 = 2 HCr
Mg + CH3COOH = (CH3COOH)Mg2 =>
2 Mg + CH3COOH = (CH3COOH)Mg2
K + AlBr3 = KBr + Al =>
3 K + AlBr3 = 3 KBr + Al
Sn4 + OH = Sn(OH)4 =>
Sn4 + 16 OH = 4 Sn(OH)4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HI + H2S = I + H3S =>
HI + H2S = I + H3S
H3BO3 + Bi(OH)3 = BiBO3 + H2O =>
H3BO3 + Bi(OH)3 = BiBO3 + 3 H2O
SO3{2-} + Cr2O7{2-} + H2O = Cr{3+} + SO4{2-} + OH{-} =>
3 SO3{2-} + Cr2O7{2-} + 4 H2O = 2 Cr{3+} + 3 SO4{2-} + 8 OH{-}
Cu{2+}NO3{-} + Zn = Zn{+}NO3{-} + Cu =>
Cu{2+}NO3{-} + 2 Zn = 2 Zn{+}NO3{-} + Cu
Na2SO4 + BaCl2 = NaCl + BaSO4(s) =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4(s)
H2SO4 + NO = (NH4)2 + SO4 + H2O =>
6 H2SO4 + 2 NO = (NH4)2 + 6 SO4 + 2 H2O
HS2O4{-} + AsO4{-3} + H2O = AsO2{-} + SO4{-2} + OH{-} =>
HS2O4{-} + 3 AsO4{-3} + H2O = 3 AsO2{-} + 2 SO4{-2} + 3 OH{-}
NO3 + H = H2O + HNO2 =>
NO3 + 3 H = H2O + HNO2
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