Équations équilibrées la veille |
4 NaOH + N2O2 = 4 NaO + 2 NH2O
[Cr(N2H2CO)6]4[Cr(CN)6] + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
2[Cr(N2H2CO)6]4[Cr(CN)6] + 168 KMnO4 + 193 H2SO4 = 5 K2Cr2O7 + 168 MnSO4 + 60 CO2 + 108 KNO3 + 25 K2SO4 + 241 H2O
CuO + V2O5 = Cu2V2O7 =>
2 CuO + V2O5 = Cu2V2O7
Al + Mg(OH)2 = Al(OH)3 + Mg =>
2 Al + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg
SnS + H2SO4 = Sn(SO4)2 + SO2 + H2O =>
SnS + 6 H2SO4 = Sn(SO4)2 + 5 SO2 + 6 H2O
H{+} + (Cr2O7){-2} + Cl{-} = Cr{+3} + Cl2 + H2O =>
14 H{+} + (Cr2O7){-2} + 6 Cl{-} = 2 Cr{+3} + 3 Cl2 + 7 H2O
CoCl3 + KI = CoI3 + KCl =>
CoCl3 + 3 KI = CoI3 + 3 KCl
BaCI2 + KI = BaI2 + KCI =>
BaCI2 + KI = BaI2 + KCI
K[Al(OH)4] + H2SO4 = Al(OH)3 + KHSO4 + H2O =>
K[Al(OH)4] + H2SO4 = Al(OH)3 + KHSO4 + H2O
Pb + H2SO4 = PbSO4 + H =>
Pb + H2SO4 = PbSO4 + 2 H
HBr + K2CO3 = H2CO3 + KBr =>
2 HBr + K2CO3 = H2CO3 + 2 KBr
LiOH + O2 = LiO2 + H2O =>
4 LiOH + 3 O2 = 4 LiO2 + 2 H2O
K + O2 = KO2 =>
K + O2 = KO2
Fe3OH = Fe + OH =>
Fe3OH = 3 Fe + OH
Zn(H2PO4)2 + NaOH = Zn3(PO4)2 + NaH2PO4 + H2O =>
3 Zn(H2PO4)2 + 4 NaOH = Zn3(PO4)2 + 4 NaH2PO4 + 4 H2O
Na2CO3(aq) + HNO3(l) = NaNO3(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HNO3(l) = 2 NaNO3(aq) + H2O(l) + CO2(g)
MnO2 + HNO3 = Mn(NO3)2 + O2 + H2O =>
2 MnO2 + 4 HNO3 = 2 Mn(NO3)2 + O2 + 2 H2O
HNO3(aq) + NaOH(s) = H2O(l) + NaNO3(aq) =>
HNO3(aq) + NaOH(s) = H2O(l) + NaNO3(aq)
HI(ac) + K2SO3(s) = H2SO3 + KI =>
2 HI(ac) + K2SO3(s) = H2SO3 + 2 KI
C6H5OH + C6H5COCl + NaOH = C6H5OCOC6H5 + NaCl + H2O =>
C6H5OH + C6H5COCl + NaOH = C6H5OCOC6H5 + NaCl + H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
H2Sn(OH)6 = H2Sn5O11 + H2O =>
5 H2Sn(OH)6 = H2Sn5O11 + 19 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
H3P1O4 = H4P2O7 + H2O =>
2 H3P1O4 = H4P2O7 + H2O
Sn4 + O = SnO2 =>
Sn4 + 8 O = 4 SnO2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Na2C2O4(aq) + KMnO4(aq) + H2SO4(aq) = MnSO4(aq) + CO2(g) + K2SO4(aq) + H2O(l) + Na2SO4(aq) =>
5 Na2C2O4(aq) + 2 KMnO4(aq) + 8 H2SO4(aq) = 2 MnSO4(aq) + 10 CO2(g) + K2SO4(aq) + 8 H2O(l) + 5 Na2SO4(aq)
Fe(OH)3 + KOH + Br2 = K2FeO4 + KBr + H2O =>
2 Fe(OH)3 + 10 KOH + 3 Br2 = 2 K2FeO4 + 6 KBr + 8 H2O
Ni + CuSO4 = Cu + NiSO4 =>
Ni + CuSO4 = Cu + NiSO4
HBr + CuCl2 = HCl2 + CuBr =>
HBr + CuCl2 = HCl2 + CuBr
Na3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3H4(P(Mo2O7)6) + NH4NO3 + H2O + NaNO3 =>
Na3PO4 + 12(NH4)2MoO4 + 24 HNO3 = (NH4)3H4(P(Mo2O7)6) + 21 NH4NO3 + 10 H2O + 3 NaNO3
Pb + HSO4 = PbSO4 + H =>
Pb + HSO4 = PbSO4 + H
NiI2(aq) + Na3PO4(aq) = NiPO4 + Na3I2 =>
NiI2(aq) + Na3PO4(aq) = NiPO4 + Na3I2
CuO + V2O5 = Cu2V2O7 =>
2 CuO + V2O5 = Cu2V2O7
H3P + (NH4)2CO3 = H2O + CO2 + (NH4)3P =>
2 H3P + 3(NH4)2CO3 = 3 H2O + 3 CO2 + 2(NH4)3P
(NH4)3PO4(s) = NH4(aq) + PO4(aq) =>
(NH4)3PO4(s) = 3 NH4(aq) + PO4(aq)
BaNO3 + NaI = NaNO3 + BaI =>
BaNO3 + NaI = NaNO3 + BaI
Fe(NO3)2 + Cu(OH)2 = Fe(OH)2 + Cu(NO3)2 =>
Fe(NO3)2 + Cu(OH)2 = Fe(OH)2 + Cu(NO3)2
CH3COO + SO4 = CO2 + H2S + H2O =>
10 CH3COO + 7 SO4 = 20 CO2 + 7 H2S + 8 H2O
HNO2 + NaOH = NaNO3 + H2 =>
HNO2 + NaOH = NaNO3 + H2
CH3CH(OH)COOH + C2H5OH = CH3CH(OH)COOC2H5 + H2O =>
CH3CH(OH)COOH + C2H5OH = CH3CH(OH)COOC2H5 + H2O
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
U + CH3COOH + O2 = UO2(CH3COO)2 + H2 =>
U + 2 CH3COOH + O2 = UO2(CH3COO)2 + H2
MnO{4}{-} + I = MnO{2} + I{2} =>
MnO{4}{-} + I = MnO{2} + I{2}
PCl5 + O2 = POCl3 + Cl2O =>
PCl5 + O2 = POCl3 + Cl2O
Na2[B2(OH)4(O2)2]*6H2O + KI + H2SO4 = Na2SO4 + K2SO4 + B2O3 + H2O + I2 =>
Na2[B2(OH)4(O2)2]*6H2O + 4 KI + 3 H2SO4 = Na2SO4 + 2 K2SO4 + B2O3 + 11 H2O + 2 I2
FeC2O4*2H2O + H2C2O4 + H2O2 + K2C2O4 = K3Fe(C2O4)3*3H2O =>
2 FeC2O4*2H2O + H2C2O4 + H2O2 + 3 K2C2O4 = 2 K3Fe(C2O4)3*3H2O
FeCl3 + MgO = Fe2O3 + MgCl2 =>
2 FeCl3 + 3 MgO = Fe2O3 + 3 MgCl2
HIO + H2O = H3O + IO =>
HIO + H2O = H3O + IO
Na2SO3 + BaCl2 = NaCl + Ba(SO3) =>
Na2SO3 + BaCl2 = 2 NaCl + Ba(SO3)
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