Équations équilibrées la veille |
Hg(NO3)2 + Fe(SCN)3 = Hg(SCN)3 + Fe(NO3)2
CUSO4 + KCN = CU(CN)2 + K2SO4 =>
CUSO4 + 2 KCN = CU(CN)2 + K2SO4
Zn(s)H2SO4(aq) = ZnSO4(aq)H2(g) =>
Zn(s)H2SO4(aq) = ZnSO4(aq)H2(g)
Fe + KSCN = Fe(KSCN)3 =>
Fe + 3 KSCN = Fe(KSCN)3
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
K(Al(OH)4) + H2SO4 = Al(OH)3 + H2O + K2SO4 =>
2 K(Al(OH)4) + H2SO4 = 2 Al(OH)3 + 2 H2O + K2SO4
Hg2 + H2O = Hg(OH)2 + H =>
Hg2 + 4 H2O = 2 Hg(OH)2 + 4 H
ZnH2SO4(aq) = ZnSO4(aq)H2(g) =>
ZnH2SO4(aq) = ZnSO4(aq)H2(g)
[Zn(NH3)4]{2+} = Zn{2+} + NH3 =>
[Zn(NH3)4]{2+} = Zn{2+} + 4 NH3
P2O5(P4O10) + H2O = H3PO4 =>
P2O5(P4O10) + 9 H2O = 6 H3PO4
CuO + (NH4)2SO4 = CuSO4 + NH3 + H2O =>
CuO + (NH4)2SO4 = CuSO4 + 2 NH3 + H2O
Zn + S8 = Zn8S =>
64 Zn + S8 = 8 Zn8S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SO2 + Sr(OH)2 = SrSO3 + H2O =>
SO2 + Sr(OH)2 = SrSO3 + H2O
CaCl2H2O2 = Ca(OH)2Cl2 =>
CaCl2H2O2 = Ca(OH)2Cl2
Fe2(C2O4)3 = FeC2O4 + CO2 =>
Fe2(C2O4)3 = 2 FeC2O4 + 2 CO2
LiBr + Co(SO3)2 = Li(SO3)2 + CoBr =>
LiBr + Co(SO3)2 = Li(SO3)2 + CoBr
F2 + LiBr = Br2 + LiF =>
F2 + 2 LiBr = Br2 + 2 LiF
H2O(l) + MgSO4(s) = H2SO4(aq) + Mg(OH)2(s) =>
2 H2O(l) + MgSO4(s) = H2SO4(aq) + Mg(OH)2(s)
NaVO3 + H2O2 + H2SO4 = (VO3)2SO4 + Na2SO4 + H2O =>
2 NaVO3 + 2 H2O2 + 2 H2SO4 = (VO3)2SO4 + Na2SO4 + 4 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
ZnO2H2O = ZnOH2O2 =>
ZnO2H2O = ZnOH2O2
MoCl + H2 + NaOH = H2O + Mo + NaCl =>
2 MoCl + H2 + 2 NaOH = 2 H2O + 2 Mo + 2 NaCl
Ca(OH)2(aq) + CuCl2 = CaCl2 + Cu(OH)2 =>
Ca(OH)2(aq) + CuCl2 = CaCl2 + Cu(OH)2
Br + NaI = NaBr + I =>
Br + NaI = NaBr + I
KI + Br = KBr + I =>
KI + Br = KBr + I
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KI + Br = KBr + I =>
KI + Br = KBr + I
KMnO4 + Na2S + NaOH = KOH + Na2MnO4 + S =>
2 KMnO4 + Na2S + 2 NaOH = 2 KOH + 2 Na2MnO4 + S
C11H24 = C3H8 + C4H8 =>
C11H24 = C3H8 + 2 C4H8
Cu(HCO3)2 + H2SO4 = CuSO4 + H2O + CO2 =>
Cu(HCO3)2 + H2SO4 = CuSO4 + 2 H2O + 2 CO2
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
Na2S + BaCO3 = Na2CO3 + BaS =>
Na2S + BaCO3 = Na2CO3 + BaS
HI + CaCO3 = CaI2 + CO2 + H2O =>
2 HI + CaCO3 = CaI2 + CO2 + H2O
(NH2)2CO + H3PO4 + H2O = (NH4)2HPO4 + H2CO3 =>
(NH2)2CO + H3PO4 + 2 H2O = (NH4)2HPO4 + H2CO3
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
ZrOCl2 + NH4OH = ZrO(OH)2 + NH4Cl =>
ZrOCl2 + 2 NH4OH = ZrO(OH)2 + 2 NH4Cl
P + Br = PBr3 =>
P + 3 Br = PBr3
K + Br = KBr =>
K + Br = KBr
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
C2H5OH(l) + O2(g) = CO2(g) + H2O(g)* =>
C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)*
Li + Br = LiBr =>
Li + Br = LiBr
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H + Br = HBr =>
H + Br = HBr
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Ba + CO2 = BaCO3 + CO =>
Ba + 2 CO2 = BaCO3 + CO
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
Zn + Pb = Zn2Pb =>
2 Zn + Pb = Zn2Pb
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