| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaHCO3 = Na2CO3 + H2O + CO2
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H20 =>
25 CH3COOH + 10 CaCO3 = 10(CH3COO)2Ca + 20 CO2 + 2 H20
KNO3 = KNO2 + O =>
KNO3 = KNO2 + O
NH2SO3H + K2Ba[Co(NO2)6]*336H2O = K2Ba[Co(H2O)6] + N2 + H2SO4 + H2O =>
8 NH2SO3H + K2Ba[Co(NO2)6]*336H2O = K2Ba[Co(H2O)6] + 7 N2 + 8 H2SO4 + 334 H2O
H2PO4 + KOH = H2O + K2PO4 =>
H2PO4 + 2 KOH = 2 H2O + K2PO4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HBr + Mg = MgBr2 + H2 =>
2 HBr + Mg = MgBr2 + H2
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
Fe2PO4 + O2 = P2O5 + FeO =>
4 Fe2PO4 + O2 = 2 P2O5 + 8 FeO
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
HCOONa + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
6 HCOONa + 2 K2Cr2O7 + 11 H2SO4 = 6 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 3 Na2SO4 + 14 H2O
ZN + NaOH = Na2ZNO2 + H2 =>
ZN + 2 NaOH = Na2ZNO2 + H2
PH3 + KMNO4 + H2SO4 = K2SO4 + MNSO4 + H3PO4 + H2O =>
5 PH3 + 8 KMNO4 + 12 H2SO4 = 4 K2SO4 + 8 MNSO4 + 5 H3PO4 + 12 H2O
CH3OH + H2SO4 = CH3O + H3SO4 =>
CH3OH + H2SO4 = CH3O + H3SO4
Ca(NO3)2 + Na2SO4 = CaSO4 + NaNO3 =>
Ca(NO3)2 + Na2SO4 = CaSO4 + 2 NaNO3
Mg + Cr2(SO4)3 = MgSO4 + Cr =>
3 Mg + Cr2(SO4)3 = 3 MgSO4 + 2 Cr
ZN + NaOH = Na2ZNO2 + H2 =>
ZN + 2 NaOH = Na2ZNO2 + H2
CH3CHO + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
CH3CHO + 2 Cu(OH)2 = CH3COOH + Cu2O + 2 H2O
Na2Co3(aq) + CaCl2*2H2O(aq) = CaCo3(s) + NaCl(aq) + H2O =>
Na2Co3(aq) + CaCl2*2H2O(aq) = CaCo3(s) + 2 NaCl(aq) + 2 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
FeSO4 + H2SO4 + HNO3 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 3 H2SO4 + 2 HNO3 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
HCl + Be(OH)2 = BeCl2 + H2O =>
2 HCl + Be(OH)2 = BeCl2 + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CH3CH(OH)CH3 + KMnO4 = CH3COCH3 + MnO2 + KOH + H2O =>
3 CH3CH(OH)CH3 + 2 KMnO4 = 3 CH3COCH3 + 2 MnO2 + 2 KOH + 2 H2O
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H20 =>
150 NaHCO3 + 80 C6H8O7 = 50 C6H5Na3O7 + 330 CO2 + 27 H20
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H4(COH) + O2 = CO2 + H2O =>
4 C2H4(COH) + 15 O2 = 12 CO2 + 10 H2O
FeSO4 = Fe2O3 + S02 + SO3 =>
12 FeSO4 = 6 Fe2O3 + S02 + 10 SO3
I2 + Cr2O7{-2} + H{+} = Cr{+3} + IO3{-} + H20 =>
70 I2 + 60 Cr2O7{-2} + 340 H{+} = 120 Cr{+3} + 140 IO3{-} + 17 H20
Na2 + H2O = NaOH + H2 =>
Na2 + 2 H2O = 2 NaOH + H2
Br2 + HCLO + H2O = HBrO3 + HCL =>
Br2 + 5 HCLO + H2O = 2 HBrO3 + 5 HCL
I2 + Cr2O7{-2} + H{+} = Cr{+3} + IO3{-} + H2O =>
3 I2 + 5 Cr2O7{-2} + 34 H{+} = 10 Cr{+3} + 6 IO3{-} + 17 H2O
Fe2O3(s) + C(s) = Fe(s) + CO2(g) =>
2 Fe2O3(s) + 3 C(s) = 4 Fe(s) + 3 CO2(g)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C6H5CH2CH3 + KMNO4 + H2SO4 = C6H5COOH + MNSO4 + K2SO4 + H2O =>
35 C6H5CH2CH3 + 54 KMNO4 + 81 H2SO4 = 40 C6H5COOH + 54 MNSO4 + 27 K2SO4 + 136 H2O
CrCl3 + AgNO3 = Cr(NO3)3 + AgCl =>
CrCl3 + 3 AgNO3 = Cr(NO3)3 + 3 AgCl
CH3COCH3 + H2 = CH3CH(OH)CH3 =>
CH3COCH3 + H2 = CH3CH(OH)CH3
CaMg(CO3)2 = CaO + MgO + CO2 =>
CaMg(CO3)2 = CaO + MgO + 2 CO2
K + ZnCl2 = KCl2 + Zn =>
K + ZnCl2 = KCl2 + Zn
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
HBr + LiOH = LiBr + H2O =>
HBr + LiOH = LiBr + H2O
H2NNH2 + HCl = ClH3NNH3Cl =>
H2NNH2 + 2 HCl = ClH3NNH3Cl
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
H3PO4 + Na2O2 = Na3PO4 + H2O2 =>
2 H3PO4 + 3 Na2O2 = 2 Na3PO4 + 3 H2O2
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
Pb(NO3)2(aq) + CaCl2(aq) = PbCl2(s) + Ca(NO3)2(aq) =>
Pb(NO3)2(aq) + CaCl2(aq) = PbCl2(s) + Ca(NO3)2(aq)
(CH3(CH2)6CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)6CH3) + 25 O2 = 16 CO2 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/09/17
Équations équilibrées sur04/08/16
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