Équations équilibrées la veille |
CH3NO2 + 3 H2 = CH3NH2 + 2 H2O
C10H16N2O8 + NaOH = C10H14N2O8Na2*2H2O =>
C10H16N2O8 + 2 NaOH = C10H14N2O8Na2*2H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Mo2O3 + H2O + ZnSO4 = Zn + MoO3 + H2SO4 =>
Mo2O3 + 3 H2O + 3 ZnSO4 = 3 Zn + 2 MoO3 + 3 H2SO4
SO3 + Al = AlSO3 =>
SO3 + Al = AlSO3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Na2S2O3H2O = H2S2O3Na2O =>
Na2S2O3H2O = H2S2O3Na2O
Ba(C2H3O2)2 + MgSO4 = Ba(SO4) + Mg(C2H3O2)2 =>
Ba(C2H3O2)2 + MgSO4 = Ba(SO4) + Mg(C2H3O2)2
Li(s) + HCl(g) = LiCl + H =>
Li(s) + HCl(g) = LiCl + H
C5H12O + HCl + NaNO2 = C5H11NO2 + NaCl + H2O =>
C5H12O + HCl + NaNO2 = C5H11NO2 + NaCl + H2O
C2H4(OH)2 + CH3COOH = CH3COOC2H4 + H2O =>
3 C2H4(OH)2 + CH3COOH = 2 CH3COOC2H4 + 4 H2O
CH2CH2 + Br2 = CH2(Br)CH2Br =>
CH2CH2 + Br2 = CH2(Br)CH2Br
Cu + HNO3 = Cu(NO3)2 + NNO + H2O =>
4 Cu + 10 HNO3 = 4 Cu(NO3)2 + NNO + 5 H2O
Pb(NO3)2 + NH3 + H2O = Pb(OH)2 + NH4NO3 =>
Pb(NO3)2 + 2 NH3 + 2 H2O = Pb(OH)2 + 2 NH4NO3
C8H4O3 + CH4N2O + CuSO4 = CO2 + H2O + C32H16N8CuSO4 =>
4 C8H4O3 + 4 CH4N2O + CuSO4 = 4 CO2 + 8 H2O + C32H16N8CuSO4
H2O + K(s) = KOH + H2 =>
2 H2O + 2 K(s) = 2 KOH + H2
Mg + HBr = MgBr2 + H2 =>
Mg + 2 HBr = MgBr2 + H2
Ni + HNO3 = Ni(NO3)2 + H2O + N2O =>
4 Ni + 10 HNO3 = 4 Ni(NO3)2 + 5 H2O + N2O
Cu + NaOH = H2 + Na2[CuO2] =>
Cu + 2 NaOH = H2 + Na2[CuO2]
PbN6 + CrMn2O8 = Pb3O4 + Cr2O3 + MnO2 + NO =>
15 PbN6 + 44 CrMn2O8 = 5 Pb3O4 + 22 Cr2O3 + 88 MnO2 + 90 NO
N2O5(g) = O2 + NO2 =>
2 N2O5(g) = O2 + 4 NO2
C14H12 + Na + NH3 = NaNH2 + C14H14 =>
C14H12 + 2 Na + 2 NH3 = 2 NaNH2 + C14H14
KCl + Na2CO3 = K2CO3 + NaCl =>
2 KCl + Na2CO3 = K2CO3 + 2 NaCl
(NH4)2CrO4 + Cr(NO3)3 = Cr2(CrO4)3 + NH4NO3 =>
3(NH4)2CrO4 + 2 Cr(NO3)3 = Cr2(CrO4)3 + 6 NH4NO3
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
Fe(s) + Cu(NO3)2(s) = Fe(NO3)2(aq) + Cu(aq) =>
Fe(s) + Cu(NO3)2(s) = Fe(NO3)2(aq) + Cu(aq)
N2H4 + KClO4 = NO + KCl + H2O =>
N2H4 + KClO4 = 2 NO + KCl + 2 H2O
KPO4 = K + PO4 =>
KPO4 = K + PO4
KNO2 + HNO3 = KNO3 + NO2 + H2O =>
KNO2 + 2 HNO3 = KNO3 + 2 NO2 + H2O
Li + I2 = LiI =>
2 Li + I2 = 2 LiI
WO2 + CH4 = W + H2O + CO2 =>
2 WO2 + CH4 = 2 W + 2 H2O + CO2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
MnO2 + NaNO3 + NaOH = NaMnO4 + NaNO2 + H2O =>
2 MnO2 + 3 NaNO3 + 2 NaOH = 2 NaMnO4 + 3 NaNO2 + H2O
MnCl5 + Na2S5 = Mn2S5 + NaCl + S =>
2 MnCl5 + 5 Na2S5 = Mn2S5 + 10 NaCl + 20 S
C8H9NO2 + O2 = CO + NO2 + H2O =>
4 C8H9NO2 + 25 O2 = 32 CO + 4 NO2 + 18 H2O
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
CH4N2O + NaOH = NH3 + Na2CO3 =>
CH4N2O + 2 NaOH = 2 NH3 + Na2CO3
BrNO3 + H2SO4 = Br2(SO4) + HNO3 =>
2 BrNO3 + H2SO4 = Br2(SO4) + 2 HNO3
H2SO2 + Cr = Cr2(SO2)3 + H2 =>
3 H2SO2 + 2 Cr = Cr2(SO2)3 + 3 H2
Cr2O7{-} + S2O3{-} + H{+} = Cr + S4O6{-}2 + H2O =>
Cr2O7{-} + 26 S2O3{-} + 14 H{+} = 2 Cr + 13 S4O6{-}2 + 7 H2O
NaClO3 + CH2 = NaCl + CO2 + H2O =>
NaClO3 + CH2 = NaCl + CO2 + H2O
C2H5CHO + HCl = C3H7OH + Cl =>
C2H5CHO + 2 HCl = C3H7OH + 2 Cl
HHSOSOSOSO + Pb(OHOHOHOH) = PbSOSOSOSOSOSOSOSO + HHO =>
2 HHSOSOSOSO + Pb(OHOHOHOH) = PbSOSOSOSOSOSOSOSO + 4 HHO
MgSO4 + Al = Mg + AlSO4 =>
MgSO4 + Al = Mg + AlSO4
CH3COOH + CaO = (CH3COOC)2Ca + H2O =>
3 CH3COOH + CaO = (CH3COOC)2Ca + 3 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Lithium + zincchloride = zinc + lithiumchloride =>
2 Li + ZnCl2 = Zn + 2 LiCl
BaCl2 + NaPO3 = NaCl + Ba(PO3)2 =>
BaCl2 + 2 NaPO3 = 2 NaCl + Ba(PO3)2
Al(NO3)3Na2(CO3) = Al(CO3)Na2(NO3)3 =>
Al(NO3)3Na2(CO3) = Al(CO3)Na2(NO3)3
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