Équations équilibrées la veille |
NiO + HgCl2 = NiCl2 + HgO
HC4H3N2O5 + H2O = H3O + C4H3N2O5 =>
HC4H3N2O5 + H2O = H3O + C4H3N2O5
HNO2 + H2O = H2NO + OH =>
HNO2 + 2 H2O = H2NO + 3 OH
FeSe + O2 = Fe2O3 + SeO2 =>
4 FeSe + 7 O2 = 2 Fe2O3 + 4 SeO2
Mn + NaClO + H2O = NaMnO4 + Cl2 + NaOH =>
2 Mn + 14 NaClO + 6 H2O = 2 NaMnO4 + 7 Cl2 + 12 NaOH
AgNO3 + AsH3 + H2O = Ag + HNO3 + As2O3 =>
12 AgNO3 + 2 AsH3 + 3 H2O = 12 Ag + 12 HNO3 + As2O3
CaCl2 + BaSiO3 = CaSiO3 + BaCl2 =>
CaCl2 + BaSiO3 = CaSiO3 + BaCl2
FeCe3 + H2S = HCe + S + FeCe2 =>
2 FeCe3 + H2S = 2 HCe + S + 2 FeCe2
NaBr(s) + HCl(aq) = NaCl(s) + HBr(aq) =>
NaBr(s) + HCl(aq) = NaCl(s) + HBr(aq)
Cu(H2O)6(aq) + NaCO3(aq) = CuCO3(s) + Na(aq) + H2O(l) =>
Cu(H2O)6(aq) + NaCO3(aq) = CuCO3(s) + Na(aq) + 6 H2O(l)
K2HPO4 + SrCl2 = SrHPO4 + K2Cl2 =>
K2HPO4 + SrCl2 = SrHPO4 + K2Cl2
LiOH + NiCl2 = LiCl + Ni(OH)2 =>
2 LiOH + NiCl2 = 2 LiCl + Ni(OH)2
Fe(s) + S(i) = Fe2S3 =>
2 Fe(s) + 3 S(i) = Fe2S3
CuSO4(ac) + Zn = Cu + ZnSO4 =>
CuSO4(ac) + Zn = Cu + ZnSO4
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
C2H6O2 + PBr3 = C2H4Br2 + POBr + HBr =>
C2H6O2 + 2 PBr3 = C2H4Br2 + 2 POBr + 2 HBr
CaO = Ca + O2 =>
2 CaO = 2 Ca + O2
I2O5 + NaOH = HIO3 + NaIO3 =>
I2O5 + NaOH = HIO3 + NaIO3
Lead + nitrogen = PbN =>
2 Pb + N2 = 2 PbN
K2CO3 + SO3 = K2CO3(SO3)2 =>
K2CO3 + 2 SO3 = K2CO3(SO3)2
CH3ONa + CH3I = CH3OCH3 + NaI =>
CH3ONa + CH3I = CH3OCH3 + NaI
Cl2(g) + Br{-} = Cl{-2}(aq) + Br2(l) =>
Cl2(g) + 4 Br{-} = 2 Cl{-2}(aq) + 2 Br2(l)
Na(HCO3) + H3C6H5O7 = CO2 + H2 + Na3C6H5O7 =>
15 Na(HCO3) + 8 H3C6H5O7 = 33 CO2 + 27 H2 + 5 Na3C6H5O7
Ca(NO3)2(aq) + NaOH(aq) = Ca(OH)2(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + 2 NaOH(aq) = Ca(OH)2(s) + 2 NaNO3(aq)
CaO = Ca + O =>
CaO = Ca + O
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
H2SO4 + NH4(OH) = (NH4)2SO4 + H2O =>
H2SO4 + 2 NH4(OH) = (NH4)2SO4 + 2 H2O
H2S + (Cr2O7){-}2 + H{+}1 = S + Cr3 + H2O =>
39 H2S + 6(Cr2O7){-}2 + 6 H{+}1 = 39 S + 4 Cr3 + 42 H2O
C17H35COOH + KOH = C17H35COOK + H2O =>
C17H35COOH + KOH = C17H35COOK + H2O
H2SO4(aq) + NH4OH(aq) = (NH4)2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NH4OH(aq) = (NH4)2SO4(aq) + 2 H2O(l)
K(s) + H2O = KOH(ag) + H2(g) =>
2 K(s) + 2 H2O = 2 KOH(ag) + H2(g)
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
M(ClO)3 = O2 + MCl3 =>
2 M(ClO)3 = 3 O2 + 2 MCl3
P2O5 + NH3 + H2O = (NH4)3PO4 =>
P2O5 + 6 NH3 + 3 H2O = 2(NH4)3PO4
I{-} + H2O = IO4{-} + H2 =>
I{-} + 4 H2O = IO4{-} + 4 H2
H2O + Mg(OH)2 = MgH3 + O =>
H2O + 2 Mg(OH)2 = 2 MgH3 + 5 O
Cu + NaCl = Na2 + CuCl2 =>
Cu + 2 NaCl = Na2 + CuCl2
Zn + Fe(NO3)3 = Fe + Zn(NO3)2 =>
3 Zn + 2 Fe(NO3)3 = 2 Fe + 3 Zn(NO3)2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KO2 + C = K2CO3 + CO =>
2 KO2 + 2 C = K2CO3 + CO
YCl3 + NaOH = Y(OH)3 + NaCl =>
YCl3 + 3 NaOH = Y(OH)3 + 3 NaCl
Ca + HOH = CaOH + H =>
Ca + HOH = CaOH + H
FeCl3 + NaI = Fe + I2 + NaCl =>
2 FeCl3 + 6 NaI = 2 Fe + 3 I2 + 6 NaCl
H3Po4 + NaCl = Na3Po4 + HCl =>
H3Po4 + 3 NaCl = Na3Po4 + 3 HCl
FeCl2 + H2O2 + H2SO4 = Fe2(SO4)3 + HCl + H2O =>
2 FeCl2 + H2O2 + 3 H2SO4 = Fe2(SO4)3 + 4 HCl + 2 H2O
YCl3 + NaOH = Y(OH)3 + NaCl =>
YCl3 + 3 NaOH = Y(OH)3 + 3 NaCl
Mg(s)C(g) = MgC(ac) =>
Mg(s)C(g) = MgC(ac)
Al2(SO4)3 + Mg(NO2)2 = Al(NO2)3 + Mg(SO4) =>
Al2(SO4)3 + 3 Mg(NO2)2 = 2 Al(NO2)3 + 3 Mg(SO4)
KMnO4 + KI + H2SO4 = I2 + K2(SO4) + Mn(SO4) + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 5 I2 + 6 K2(SO4) + 2 Mn(SO4) + 8 H2O
K[Cr(OH)4] = Cr(OH)3 + KOH =>
K[Cr(OH)4] = Cr(OH)3 + KOH
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