| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2O + H2O = 2 NaOH
Cu + AgNo3 = Cu(No3)2 + Ag =>
Cu + 2 AgNo3 = Cu(No3)2 + 2 Ag
H2SO3 + I2 + H2O = H2SO4 + HI =>
H2SO3 + I2 + H2O = H2SO4 + 2 HI
S + I2 + H2O = H2SO3 + HI =>
S + 2 I2 + 3 H2O = H2SO3 + 4 HI
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HCl + H2O2 = H2O + Cl =>
2 HCl + H2O2 = 2 H2O + 2 Cl
HNO2 + Ba(OH)2 = Ba(NO2)2 + H2O =>
2 HNO2 + Ba(OH)2 = Ba(NO2)2 + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
MoO3 + H2 = Mo + H2O =>
MoO3 + 3 H2 = Mo + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Ca + Br = CaBr =>
Ca + Br = CaBr
NH3 + O2 = NO3 + H2O =>
4 NH3 + 9 O2 = 4 NO3 + 6 H2O
K + H2SO4 = K2SO4 + H2O + H2S =>
8 K + 5 H2SO4 = 4 K2SO4 + 4 H2O + H2S
Ca + O = CaO =>
Ca + O = CaO
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
H + Zn = HZn =>
H + Zn = HZn
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
BrNO3 + NaOH = BrOH + NaNO3 =>
BrNO3 + NaOH = BrOH + NaNO3
CH3COOH + Cr(OH)3 = (CH3COO)3Cr + H2O =>
3 CH3COOH + Cr(OH)3 = (CH3COO)3Cr + 3 H2O
BaN + NaOH = BaOH + NaN =>
BaN + NaOH = BaOH + NaN
Cu2S3 + O2 = CuO + SO2 =>
Cu2S3 + 4 O2 = 2 CuO + 3 SO2
NH2OH + H2O2 = H2O + N2O3 =>
2 NH2OH + 4 H2O2 = 7 H2O + N2O3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
NH2OH + H2O2 = H2O + HNO3 =>
NH2OH + 3 H2O2 = 4 H2O + HNO3
Cu2S3 + O2 = Cu2O3 + SO2 =>
2 Cu2S3 + 9 O2 = 2 Cu2O3 + 6 SO2
(COOH)2 + KMNO4 + H2SO4 = CO2 + MNSO4 + K2SO4 + H2O =>
5(COOH)2 + 2 KMNO4 + 3 H2SO4 = 10 CO2 + 2 MNSO4 + K2SO4 + 8 H2O
H2C2O4 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 H2C2O4 + 2 KMnO4 + 3 H2SO4 = 10 CO2 + 2 MnSO4 + K2SO4 + 8 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Ca(OH)2 + C20H14O4 = C2H3O2 + CaOH =>
16 Ca(OH)2 + C20H14O4 = 10 C2H3O2 + 16 CaOH
Cu(s) + HCl(aq) = CuCl + H =>
Cu(s) + HCl(aq) = CuCl + H
Br{-} + H{+} + MnO4{-} = Br2 + Mn{2+} + H2O =>
10 Br{-} + 16 H{+} + 2 MnO4{-} = 5 Br2 + 2 Mn{2+} + 8 H2O
Fe2(So4)3 + KSCN = K3Fe(SCN)6 + K2So4 =>
Fe2(So4)3 + 12 KSCN = 2 K3Fe(SCN)6 + 3 K2So4
C2H3KO2 + H2O = C2H4O2 + KOH =>
C2H3KO2 + H2O = C2H4O2 + KOH
I{-} + H{+} + Cr2O7{2-} = I2 + Cr{3+} + H2O =>
6 I{-} + 14 H{+} + Cr2O7{2-} = 3 I2 + 2 Cr{3+} + 7 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CO(NH2)2*HNO3 = CO2 + N2 + NH3 + HNO3 =>
9 CO(NH2)2*HNO3 = 9 CO2 + 4 N2 + 13 NH3 + 6 HNO3
H2SO4 + HBr = Br2 + SO2 + H2O =>
H2SO4 + 2 HBr = Br2 + SO2 + 2 H2O
MnSO4 + (NH4)2S2O8 + H2O = MnO2 + H2SO4 + (NH4)2SO4 =>
MnSO4 + (NH4)2S2O8 + 2 H2O = MnO2 + 2 H2SO4 + (NH4)2SO4
H2SO4 + Mg = MgSO4 + S + H2O =>
4 H2SO4 + 3 Mg = 3 MgSO4 + S + 4 H2O
FeCO3 + HNO3 = Fe(NO3)3 + CO2 + NO2 + H2O =>
FeCO3 + 4 HNO3 = Fe(NO3)3 + CO2 + NO2 + 2 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/30/12
Équations équilibrées sur08/29/11
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