Équations équilibrées la veille |
5 KI(s) + KIO3(s) + 3 H2SO4(s) = 3 I2(aq) + 3 H2O(l) + 3 K2SO4(aq)
NaBr(aq) + KI(aq) = NaI + KBr =>
NaBr(aq) + KI(aq) = NaI + KBr
C3H6N6 + O2 = H2O + CO2 + N2 =>
2 C3H6N6 + 9 O2 = 6 H2O + 6 CO2 + 6 N2
C2H5Br + CH3Cl + Na = C3H8 + NaCl + Br =>
C2H5Br + CH3Cl + Na = C3H8 + NaCl + Br
(CH3CO)2O + CH3CH2OH = CH3COOCH2CH3 + CH3COOH =>
(CH3CO)2O + CH3CH2OH = CH3COOCH2CH3 + CH3COOH
AgNo3 + Cl2 = AgCl + (No3)2 =>
2 AgNo3 + Cl2 = 2 AgCl + (No3)2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
magnesium + water = MgOH + hydrogen =>
2 Mg + 2 H2O = 2 MgOH + H2
KNO3 = KNO2 + O0 =>
KNO3 = KNO2 + O0
CH3OH + K2Cr2O7 + H2SO4 = CH2OH + Cr2(SO4)3 + H2O + K2SO4 =>
6 CH3OH + K2Cr2O7 + 4 H2SO4 = 6 CH2OH + Cr2(SO4)3 + 7 H2O + K2SO4
C4H9OH + NaNO2 = C4H9ONO + NaOH =>
C4H9OH + NaNO2 = C4H9ONO + NaOH
Fe(s) + KNO3 = Fe2O3 + KNO2 =>
2 Fe(s) + 3 KNO3 = Fe2O3 + 3 KNO2
[Cu(NH3)4](NO3)2 + H2SO4 = CuSO4 + NH3 + HNO3 =>
[Cu(NH3)4](NO3)2 + H2SO4 = CuSO4 + 4 NH3 + 2 HNO3
Fe(OH)3 + H3CCOOH = Fe(H3CCOO)3 + H2O =>
Fe(OH)3 + 3 H3CCOOH = Fe(H3CCOO)3 + 3 H2O
Fe(ClO3)3 + K3PO4 = K3(ClO3)3 + FePO4 =>
Fe(ClO3)3 + K3PO4 = K3(ClO3)3 + FePO4
N2H4 + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + H2O =>
5 N2H4 + 4 KMnO4 + 6 H2SO4 = 5 N2 + 4 MnSO4 + 2 K2SO4 + 16 H2O
Fe2O3 + H2NO3 = Fe2(NO3)3 + H2O =>
Fe2O3 + 3 H2NO3 = Fe2(NO3)3 + 3 H2O
KOHHBr = KBrH2O =>
KOHHBr = KBrH2O
KI(aq) + Cl2 = KCl(aq) + I2(g) =>
2 KI(aq) + Cl2 = 2 KCl(aq) + I2(g)
NO + SO2 = N2 + SO3 =>
2 NO + 2 SO2 = N2 + 2 SO3
C6H8O7 + NH3 = (NH4)2HC6H5O7 =>
C6H8O7 + 2 NH3 = (NH4)2HC6H5O7
ScBr3 = Sc + Br2 =>
2 ScBr3 = 2 Sc + 3 Br2
N2H4 + HNO3 = H2O + HN3 =>
8 N2H4 + 5 HNO3 = 15 H2O + 7 HN3
Gd2O3 + ZrO2 = Gd2Zr2O7 =>
Gd2O3 + 2 ZrO2 = Gd2Zr2O7
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
MgSO3 + H2SO4 = MgSO4 + H2O + SO2 =>
MgSO3 + H2SO4 = MgSO4 + H2O + SO2
MnSO4 + NH3 + H2O = Mn(OH)2 + (NH4)2SO4 =>
MnSO4 + 2 NH3 + 2 H2O = Mn(OH)2 + (NH4)2SO4
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
FeSO4 + H2SO4 + KNO3 = Fe2(SO4)3 + KNO2 + H2O =>
2 FeSO4 + H2SO4 + KNO3 = Fe2(SO4)3 + KNO2 + H2O
Cr2O3 + K3[Fe(CN)6] + KOH = K2CrO4 + K4[Fe(CN)6] + H2O =>
Cr2O3 + 6 K3[Fe(CN)6] + 10 KOH = 2 K2CrO4 + 6 K4[Fe(CN)6] + 5 H2O
FeCl3 = FeCl2 + Cl2 =>
2 FeCl3 = 2 FeCl2 + Cl2
H2PHO3 + NaOH = Na2PHO3 + H2O =>
H2PHO3 + 2 NaOH = Na2PHO3 + 2 H2O
C3H8O + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
C3H8O + 3 K2Cr2O7 + 12 H2SO4 = 3 CO2 + 3 K2SO4 + 3 Cr2(SO4)3 + 16 H2O
HgS + Ca3(PO4)2 = CaS + Hg3(PO4)2 =>
3 HgS + Ca3(PO4)2 = 3 CaS + Hg3(PO4)2
CH3NH2 + CH3COOH = CH3NH3OOCCH3 =>
CH3NH2 + CH3COOH = CH3NH3OOCCH3
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
(a)Pb(NO3)2(aq) + NaI(aq) = PbI2(s) + NaNO3(aq) =>
(a)Pb(NO3)2(aq) + 2 NaI(aq) = PbI2(s) + 2 NaNO3(aq)
ZnS + Na3PO4 = Zn3(PO4)2 + Na2S =>
3 ZnS + 2 Na3PO4 = Zn3(PO4)2 + 3 Na2S
CH3CH2COOH = CH3CH2COO + H =>
CH3CH2COOH = CH3CH2COO + H
Pb3(OH)2(CO3)2 = PbO + CO2 + H2O =>
Pb3(OH)2(CO3)2 = 3 PbO + 2 CO2 + H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Fe(s) + Cl2(g) = FeCl2(sg) =>
Fe(s) + Cl2(g) = FeCl2(sg)
Na2CO3(aq) + HCl = NaCl(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HCl = 2 NaCl(aq) + H2O(l) + CO2(g)
Al3 + Co(NO3)2 = Al(NO3)3 + Co =>
2 Al3 + 9 Co(NO3)2 = 6 Al(NO3)3 + 9 Co
CaCO3 + MgCl = CaCl + MgCO3 =>
CaCO3 + MgCl = CaCl + MgCO3
Mg(C2H3O2)2 + Na2CO3 = MgCO3 + NaC2H3O2 =>
Mg(C2H3O2)2 + Na2CO3 = MgCO3 + 2 NaC2H3O2
Na2CO3 + CaCl = Ca2CO3 + NaCl =>
Na2CO3 + 2 CaCl = Ca2CO3 + 2 NaCl
Zn2(SO4)3 + NaOH = Zn(OH)3 + Na2SO4 =>
Zn2(SO4)3 + 6 NaOH = 2 Zn(OH)3 + 3 Na2SO4
N2H4 + HNO3 = H2O + HN3 =>
8 N2H4 + 5 HNO3 = 15 H2O + 7 HN3
K3PO4 + BaCO3 = Ba3(PO4)2 + K2CO3 =>
2 K3PO4 + 3 BaCO3 = Ba3(PO4)2 + 3 K2CO3
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