Équations équilibrées la veille |
NaNO3H2S = NaSH2NO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PBO + H = PB + H2O =>
PBO + 2 H = PB + H2O
CH2O2 + NaHCO3 = CHO2Na + H2O + CO2 =>
CH2O2 + NaHCO3 = CHO2Na + H2O + CO2
Li3P + H2O = Li2O + H3P =>
2 Li3P + 3 H2O = 3 Li2O + 2 H3P
CH2O2 + NaHCO3 = CO2 + HCOONa + H2O =>
CH2O2 + NaHCO3 = CO2 + HCOONa + H2O
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
Al(NO3)3(aq) + Ba(OH)2(aq) = Al(OH)3 + Ba(NO3)2 =>
2 Al(NO3)3(aq) + 3 Ba(OH)2(aq) = 2 Al(OH)3 + 3 Ba(NO3)2
CH2O2 + NaHCO3 = NaCHO2 + H2O + CO2 =>
CH2O2 + NaHCO3 = NaCHO2 + H2O + CO2
Al(NO3)3(aq) + Ba(OH)2(aq) = Al(OH)3 + Ba(NO3)2 =>
2 Al(NO3)3(aq) + 3 Ba(OH)2(aq) = 2 Al(OH)3 + 3 Ba(NO3)2
Na2MoO4 + Na2HPO4 + HCl = Na2HPMo12O40 + NaCl + H2O =>
12 Na2MoO4 + Na2HPO4 + 24 HCl = Na2HPMo12O40 + 24 NaCl + 12 H2O
KOH + Ca(OH)2 = KOHCa(OH)2 =>
KOH + Ca(OH)2 = KOHCa(OH)2
[(CH3)2CHO]3SiOH + SOCl2 = [(CH3)2CHO]3SiCl + SO2 + HCl =>
[(CH3)2CHO]3SiOH + SOCl2 = [(CH3)2CHO]3SiCl + SO2 + HCl
CsOH + HCl4 = Cs + H2O(l) + ClO4 =>
33 CsOH + HCl4 = 33 Cs + 17 H2O(l) + 4 ClO4
ZnS(s) + O2 = ZnO(s) + SO2(g) =>
2 ZnS(s) + 3 O2 = 2 ZnO(s) + 2 SO2(g)
CH2O2 + NaHCO3 = H2O + CO2 + Na =>
CH2O2 + 2 NaHCO3 = 2 H2O + 3 CO2 + 2 Na
CH4 + O2 = H2O + C02 =>
2 CH4 + 2 O2 = 4 H2O + C02
NH4OH + CuO = Cu2O + H2O + N2O =>
2 NH4OH + 8 CuO = 4 Cu2O + 5 H2O + N2O
NiS(s) + O2(g) = Ni(s) + SO2(g) =>
NiS(s) + O2(g) = Ni(s) + SO2(g)
Rb2O(s) + H2O(g) = RbOH(aq) =>
Rb2O(s) + H2O(g) = 2 RbOH(aq)
SrOHCl = SrClHO =>
SrOHCl = SrClHO
Ca2O2 = CaO =>
Ca2O2 = 2 CaO
Ga2(SO4)3 + Be(OH)2 = Ga(OH)3 + BeSO4 =>
Ga2(SO4)3 + 3 Be(OH)2 = 2 Ga(OH)3 + 3 BeSO4
Pb(NO3)2(aq) + FeCl3(aq) = Fe(NO3)3(aq) + PbCl2(s) =>
3 Pb(NO3)2(aq) + 2 FeCl3(aq) = 2 Fe(NO3)3(aq) + 3 PbCl2(s)
F + AlCl3 = AlF3 + Cl2 =>
6 F + 2 AlCl3 = 2 AlF3 + 3 Cl2
KMnO4 + FeSO4 + H2SO4 = MnSO4 + H2O + K2SO4 + Fe2(SO4)3 =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 2 MnSO4 + 8 H2O + K2SO4 + 5 Fe2(SO4)3
Sr(OH)2 + C2H4O2 = Sr(C2H3O2)2 + H2O =>
Sr(OH)2 + 2 C2H4O2 = Sr(C2H3O2)2 + 2 H2O
C14H18N2O5 + H2O = C4H7NO4 + CH3OH + C9H11NO2 =>
C14H18N2O5 + 2 H2O = C4H7NO4 + CH3OH + C9H11NO2
CH4(g)Cl2(g) = CH3Cl(l)HCl(g) =>
CH4(g)Cl2(g) = CH3Cl(l)HCl(g)
SnCl2 + NaOH = SnO*H2O + NaCl =>
SnCl2 + 2 NaOH = SnO*H2O + 2 NaCl
AlCl3 + F = FCl3 + Al =>
AlCl3 + F = FCl3 + Al
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
ClO2 + OH{-}� = ClO2{-} + ClO3 + H2O =>
3 ClO2 + 2 OH{-}� = 2 ClO2{-} + ClO3 + H2O
H3PO4 + KOH = H2PO4 + KOH2 =>
H3PO4 + KOH = H2PO4 + KOH2
C2H4O2 + Sr(OH)2 = Sr + CO2 + H2O =>
C2H4O2 + 4 Sr(OH)2 = 4 Sr + 2 CO2 + 6 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
NaOH + SnCl2 = NaCl + Na[Sn(OH)3] =>
3 NaOH + SnCl2 = 2 NaCl + Na[Sn(OH)3]
K2Cr2O7 + CH3OH + H2SO4 = K2SO4 + Cr2(SO4)3 + HCOOH + H2O =>
2 K2Cr2O7 + 3 CH3OH + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 HCOOH + 11 H2O
CH3CH2CCH(g) + Br2(l) = CH3CH2CBr2CHBr2(l) =>
CH3CH2CCH(g) + 2 Br2(l) = CH3CH2CBr2CHBr2(l)
Sr(OH)2 + C2H4O2 = Sr(C2H3O2)2 + H2O =>
Sr(OH)2 + 2 C2H4O2 = Sr(C2H3O2)2 + 2 H2O
H(C2H2O2) + NaOH = Na(C2H2O2) + H2O =>
H(C2H2O2) + NaOH = Na(C2H2O2) + H2O
MnI2(aq) + AgNO3(aq) = AgI(s) + Mn(NO3)2(au) =>
MnI2(aq) + 2 AgNO3(aq) = 2 AgI(s) + Mn(NO3)2(au)
F + AlCl3 = FCl + Al =>
3 F + AlCl3 = 3 FCl + Al
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HBr(ac) + K2CO3(ac) = KBr(ac) + CO2(g) + H2O(l) =>
2 HBr(ac) + K2CO3(ac) = 2 KBr(ac) + CO2(g) + H2O(l)
PtPt + S2 = PtS2 =>
PtPt + 2 S2 = 2 PtS2
SnCl2 + NaOH = Na2[Sn(OH)4] + NaCl =>
SnCl2 + 4 NaOH = Na2[Sn(OH)4] + 2 NaCl
FeCl2 + HCO3 = FeCl2HCO3 =>
FeCl2 + HCO3 = FeCl2HCO3
F + AlCl3 = ClF + Al =>
3 F + AlCl3 = 3 ClF + Al
C7 = C =>
C7 = 7 C
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