| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H4 + H2 = C2H6
KMNO4 + NANO2 + KOH = K2MNO4 + NANO3 + H2O =>
2 KMNO4 + NANO2 + 2 KOH = 2 K2MNO4 + NANO3 + H2O
Ag + HNO3 = AgNO3 + H2O + NO =>
3 Ag + 4 HNO3 = 3 AgNO3 + 2 H2O + NO
SiF4 + F2 = SiF6 =>
SiF4 + F2 = SiF6
Na + S = Na2S =>
2 Na + S = Na2S
C2H2 + MnO4{-} + H{+} = C2O4{-} + Mn2{+} + H2O =>
13 C2H2 + 18 MnO4{-} + 14 H{+} = 13 C2O4{-} + 9 Mn2{+} + 20 H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
AL + Cl = ALCl =>
AL + Cl = ALCl
C2H4(g) + O2(g) = CO2(g) + H2O(l) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(l)
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Al2(SO4)3 + H2O = Al(OH)3 + H2SO4 =>
Al2(SO4)3 + 6 H2O = 2 Al(OH)3 + 3 H2SO4
AL + Cl = ALCl3 =>
AL + 3 Cl = ALCl3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HNO3 + Can(OH)2 = Can(NO3)2 + H2O =>
2 HNO3 + Can(OH)2 = Can(NO3)2 + 2 H2O
C6H5CH3 + Cr2O7{2-} + H{+} = C6H5COO{-} + Cr{3+} + H2O =>
C6H5CH3 + Cr2O7{2-} + 7 H{+} = C6H5COO{-} + 2 Cr{3+} + 5 H2O
Na2O + SO3 = Na2SO4 =>
Na2O + SO3 = Na2SO4
FeO + HNO3 = Fe(NO3)3 + H2O + NO2 =>
FeO + 4 HNO3 = Fe(NO3)3 + 2 H2O + NO2
NaCrO2 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 NaCrO2 + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 4 H2O
CH4 + O2 = CO2 + H2 =>
CH4 + O2 = CO2 + 2 H2
Li + BaO = Li2O + Ba =>
2 Li + BaO = Li2O + Ba
CH3CH2CH2OH + HBr = CH3CH2CH2Br + H2O =>
CH3CH2CH2OH + HBr = CH3CH2CH2Br + H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C2H5NH2 + O2 = CO2 + N2 + H2O =>
4 C2H5NH2 + 15 O2 = 8 CO2 + 2 N2 + 14 H2O
C6H5NH2 + Br2 = C6NH2BrH4 + HBr =>
C6H5NH2 + Br2 = C6NH2BrH4 + HBr
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaI + H2SO4 = I2 + H2S + H2O + NaHSO4 =>
8 NaI + 9 H2SO4 = 4 I2 + H2S + 4 H2O + 8 NaHSO4
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Cu + H2SO4 = SO2 + CuSO4 + H2O =>
Cu + 2 H2SO4 = SO2 + CuSO4 + 2 H2O
KBr2 = Br2 + K =>
KBr2 = Br2 + K
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
BAO + NAOH = BAOH + NAO =>
BAO + NAOH = BAOH + NAO
C8H18(l) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(l) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
CH3OH + Na = CH3ONa + H2 =>
2 CH3OH + 2 Na = 2 CH3ONa + H2
NaOH + H2O = NaO + H3O =>
NaOH + H2O = NaO + H3O
CAO + H2SO4 = CASO4 + H2O =>
CAO + H2SO4 = CASO4 + H2O
NaI + H2SO4 = I2 + S + H2O + NaHSO4 =>
6 NaI + 7 H2SO4 = 3 I2 + S + 4 H2O + 6 NaHSO4
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
Ba(OH)2 + H2SO4 = H2O + BaSO4 =>
Ba(OH)2 + H2SO4 = 2 H2O + BaSO4
AlCl3 + Ca(OH)2 = Al(OH)3 + CaCl2 =>
2 AlCl3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaCl2
AL + HCl = ALCl3 + H2 =>
2 AL + 6 HCl = 2 ALCl3 + 3 H2
(Ni(NH3)6)Cl2 + NaOH = (Ni(NH3)6(OH)2) + NaCl =>
(Ni(NH3)6)Cl2 + 2 NaOH = (Ni(NH3)6(OH)2) + 2 NaCl
NaI + H2SO4 = I2 + SO2 + H2O + NaHSO4 =>
2 NaI + 3 H2SO4 = I2 + SO2 + 2 H2O + 2 NaHSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/18/18
Équations équilibrées sur04/17/17
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