Équations équilibrées la veille |
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NiSO4 + NaS = NiS + Na(SO4) =>
NiSO4 + NaS = NiS + Na(SO4)
H2MnO4 + Fe(OH)2 = Fe2(MnO4)2 + H2O =>
2 H2MnO4 + 2 Fe(OH)2 = Fe2(MnO4)2 + 4 H2O
Mg + Pb(C2H3O2) = Mg(C2H3O2)Pb = mg(C2H3O2) + Pb =>
Mg + Pb(C2H3O2) = Mg(C2H3O2)Pb
MnSO4 + Br2 + NaOH = H2O + MnO2 + NaBr + Na2SO4 =>
MnSO4 + Br2 + 4 NaOH = 2 H2O + MnO2 + 2 NaBr + Na2SO4
Fe + KMnO4 + H = FeO + Mn(OH) + K =>
3 Fe + KMnO4 + H = 3 FeO + Mn(OH) + K
Ag + HNO3 + H2SO4 = Ag2SO4 + NO2 + H2O =>
2 Ag + 2 HNO3 + H2SO4 = Ag2SO4 + 2 NO2 + 2 H2O
IK + OH = IH + OK =>
IK + OH = IH + OK
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
P4 + O2 + Na = Na3PO4 =>
P4 + 8 O2 + 12 Na = 4 Na3PO4
Fe(s) + CO(g) = Fe2O3(aq) + C(g) =>
2 Fe(s) + 3 CO(g) = Fe2O3(aq) + 3 C(g)
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
NCuO + NH3 = N2 + H2O + Cu =>
6 NCuO + 4 NH3 = 5 N2 + 6 H2O + 6 Cu
C6H19 + Cl2 = C + HCl =>
2 C6H19 + 19 Cl2 = 12 C + 38 HCl
(NH4)2MoO4 + Zn + HCl = Mo4O10(OH)2 + ZnCl2 + NH4Cl + H2O =>
4(NH4)2MoO4 + Zn + 10 HCl = Mo4O10(OH)2 + ZnCl2 + 8 NH4Cl + 4 H2O
Zn + Hg(NO3)2 = Hg + Zn(NO3)2 =>
Zn + Hg(NO3)2 = Hg + Zn(NO3)2
Cr(iii) + HCl = CrCl3 + H2 =>
2 Cr(iii) + 6 HCl = 2 CrCl3 + 3 H2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SiO2 + BrF5 = SiF4 + BrF3 + O2 =>
SiO2 + 2 BrF5 = SiF4 + 2 BrF3 + O2
(NH2)2CO + C2H4O2 + C2H6O + KCl = C14H22N2ClO + KO2 + H2O =>
2(NH2)2CO + 6 C2H4O2 + 7 C2H6O + 2 KCl = 2 C14H22N2ClO + 2 KO2 + 15 H2O
C9H13O3N + O2 = H2O + CO2 + N2 =>
4 C9H13O3N + 43 O2 = 26 H2O + 36 CO2 + 2 N2
FeO + CO2 = Fe2CO + O2 =>
4 FeO + 2 CO2 = 2 Fe2CO + 3 O2
HF + Na(OH) = Na(F) + H2O =>
HF + Na(OH) = Na(F) + H2O
[Co(NH3)6]Cl3 + NaOH = [Co(NH3)6](OH)3 + NaCl =>
[Co(NH3)6]Cl3 + 3 NaOH = [Co(NH3)6](OH)3 + 3 NaCl
NaHSO3 + NaOH = Na2SO3 + H2O =>
NaHSO3 + NaOH = Na2SO3 + H2O
MgBr2 + KF = MgF2 + BrK =>
MgBr2 + 2 KF = MgF2 + 2 BrK
H2O + MnO4({-}) + ClO2({-}) = MnO2 + ClO4({-}) + OH({-}) =>
2 H2O + 4 MnO4({-}) + 3 ClO2({-}) = 4 MnO2 + 3 ClO4({-}) + 4 OH({-})
PbO2 + HNO3 + MnSO4 = Pb(NO3)2 + HMnO4 + PbSO4 + H2O =>
5 PbO2 + 6 HNO3 + 2 MnSO4 = 3 Pb(NO3)2 + 2 HMnO4 + 2 PbSO4 + 2 H2O
Pb(C3H3O2)2 + S = PbS + C3H3O2 =>
Pb(C3H3O2)2 + S = PbS + 2 C3H3O2
K3PO4 + CaCrO4 = Ca3(PO4)2 + K2CrO4 =>
2 K3PO4 + 3 CaCrO4 = Ca3(PO4)2 + 3 K2CrO4
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
H52O20C10N = H2O + CH2 + CH2O + C4H6NO =>
H52O20C10N = 17 H2O + 4 CH2 + 2 CH2O + C4H6NO
K(BrO3) = KBr + O2 =>
2 K(BrO3) = 2 KBr + 3 O2
H3SbO2 + Al(OH)3 = Al3(SbO2)3 + H2O =>
3 H3SbO2 + 3 Al(OH)3 = Al3(SbO2)3 + 9 H2O
V2O + Fe3O4 = VO + Fe =>
4 V2O + Fe3O4 = 8 VO + 3 Fe
Na(Al(OH)4) + Na2SiO3 = NaOH + Na23Si25Al23O96 + H2O =>
23 Na(Al(OH)4) + 25 Na2SiO3 = 50 NaOH + Na23Si25Al23O96 + 21 H2O
FeBr2 + KMnO4 + H2SO4 = Br2 + Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeBr2 + 6 KMnO4 + 24 H2SO4 = 10 Br2 + 5 Fe2(SO4)3 + 6 MnSO4 + 3 K2SO4 + 24 H2O
Li + SO = LiSO =>
Li + SO = LiSO
C10H16O + NaBH4 + CH3OH = C10H18O + NaHB(OCH3)3 =>
3 C10H16O + NaBH4 + 3 CH3OH = 3 C10H18O + NaHB(OCH3)3
Fe2(SO3)3 + HNO3 = Fe(NO3)3 + H2O + SO2 =>
Fe2(SO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O + 3 SO2
ZnO + O2 + SO2 = ZnSO4 =>
2 ZnO + O2 + 2 SO2 = 2 ZnSO4
CU(OH)2 + NH3 = CU(NH3)4(OH)2 =>
CU(OH)2 + 4 NH3 = CU(NH3)4(OH)2
H2 + CH3COCH3 = CH3CHOHCH3 =>
H2 + CH3COCH3 = CH3CHOHCH3
C10H17O6N5 + O2 = CO2 + H2O + N2 =>
4 C10H17O6N5 + 45 O2 = 40 CO2 + 34 H2O + 10 N2
CHO + H2 = CH3OH =>
2 CHO + 3 H2 = 2 CH3OH
(NH4)Br + AgNO3 = AgBr + (NH4)(NO3) =>
(NH4)Br + AgNO3 = AgBr + (NH4)(NO3)
Zn(s) + HCl(l) = ZnCl2 + H2 =>
Zn(s) + 2 HCl(l) = ZnCl2 + H2
PbS + O = Pb + SO2 =>
PbS + 2 O = Pb + SO2
H2SnCl6 + Fe = FeCl2 + Sn + H =>
H2SnCl6 + 3 Fe = 3 FeCl2 + Sn + 2 H
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