Équations équilibrées la veille |
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
Mg(NO3)2 + KH2PO4 = Mg(H2PO4)2 + KNO3 =>
Mg(NO3)2 + 2 KH2PO4 = Mg(H2PO4)2 + 2 KNO3
Fe3 + PbO2 = Pb + Fe2O3 =>
4 Fe3 + 9 PbO2 = 9 Pb + 6 Fe2O3
NaBr(aq) + Cl2(g) = NaCl(aq) + Br2(l) =>
2 NaBr(aq) + Cl2(g) = 2 NaCl(aq) + Br2(l)
K2Cr2O7 + NO2 + HNO3 = KNO3 + CrN3O9 + H2O =>
K2Cr2O7 + 6 NO2 + 2 HNO3 = 2 KNO3 + 2 CrN3O9 + H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
CuCl2*2(H2O) + Al = Cu + AlCl3 + H2O =>
3 CuCl2*2(H2O) + 2 Al = 3 Cu + 2 AlCl3 + 6 H2O
HCl + Ga2S3 = H2S + GaCl3 =>
6 HCl + Ga2S3 = 3 H2S + 2 GaCl3
AlO + HCl = AlCl + HO =>
AlO + HCl = AlCl + HO
C4H6CaO4 + KF = CaF + KC4H6O4 =>
C4H6CaO4 + KF = CaF + KC4H6O4
Hg(NO3)2 + KI = (HgI2) + KNO3 =>
Hg(NO3)2 + 2 KI = (HgI2) + 2 KNO3
Al + KCNS + HCl = NH4Cl + AlCl3 + KCl + H2S + C =>
4 Al + 3 KCNS + 18 HCl = 3 NH4Cl + 4 AlCl3 + 3 KCl + 3 H2S + 3 C
In2SnO5 + HCl = InCl3 + SnO2 + H2O =>
In2SnO5 + 6 HCl = 2 InCl3 + SnO2 + 3 H2O
ClCN + HClO + NaOH = Na2CO3 + H2O + N2 + NaCl =>
2 ClCN + 3 HClO + 9 NaOH = 2 Na2CO3 + 6 H2O + N2 + 5 NaCl
CH3CH2COOH + O = CH3CHOHCOOH =>
CH3CH2COOH + O = CH3CHOHCOOH
Ca + Cu3(PO4) = Ca2(PO4)3 + Cu =>
2 Ca + 3 Cu3(PO4) = Ca2(PO4)3 + 9 Cu
CS2(l) + H2SO4(l) = CO2(g) + SO2(g) + H2O(l) =>
CS2(l) + 6 H2SO4(l) = CO2(g) + 8 SO2(g) + 6 H2O(l)
C4H7O + O = CO + H2O =>
2 C4H7O + 13 O = 8 CO + 7 H2O
Mg + C6H8O7 = Mg(C6H6O7) + H2 =>
Mg + C6H8O7 = Mg(C6H6O7) + H2
NaCl(NO3) + NaPO4 = NaClPO4 + NaNO3 =>
NaCl(NO3) + NaPO4 = NaClPO4 + NaNO3
HNO2 + FeS = Fe(NO3)3 + S + NO + H2O =>
12 HNO2 + FeS = Fe(NO3)3 + S + 9 NO + 6 H2O
K2Cr2O7 + SrCl2 + H2O = SrCrO4 + KCl + HCl =>
K2Cr2O7 + 2 SrCl2 + H2O = 2 SrCrO4 + 2 KCl + 2 HCl
(Na3)PO4 + BaCl2 = (Ba3)(PO4)2 + NaCl =>
2(Na3)PO4 + 3 BaCl2 = (Ba3)(PO4)2 + 6 NaCl
NiSO4 + Na2CO3 + H2O = Ni3CO3(OH)4(H2O)4 + Na2SO4 + CO2 =>
3 NiSO4 + 3 Na2CO3 + 6 H2O = Ni3CO3(OH)4(H2O)4 + 3 Na2SO4 + 2 CO2
NO2 + NaOH + B = NaNO2 + Na2B4O7 + H2O =>
12 NO2 + 14 NaOH + 4 B = 12 NaNO2 + Na2B4O7 + 7 H2O
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
C6H12O6 + HNO3 + K2CrO4 = C6H11O7 + K2NO2 + H2CrO4 =>
C6H12O6 + HNO3 + K2CrO4 = C6H11O7 + K2NO2 + H2CrO4
[Co(H2O)6](NO3)2 + H2O2 + Na2C2O4H2O = (Co(C2O4)3) + NaOH + NaNO3 + H2O =>
[Co(H2O)6](NO3)2 + 2 H2O2 + 3 Na2C2O4H2O = (Co(C2O4)3) + 4 NaOH + 2 NaNO3 + 9 H2O
Hg(CN)2 + I2 = HgI2 + CNI =>
Hg(CN)2 + 2 I2 = HgI2 + 2 CNI
PbCaCl2 = PbCl2Ca =>
PbCaCl2 = PbCl2Ca
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Fe + K2CrO7 + HCl = FeCl2 + KCl + CrCl3 + H2O =>
9 Fe + 2 K2CrO7 + 28 HCl = 9 FeCl2 + 4 KCl + 2 CrCl3 + 14 H2O
CoSO4 + H2O = Co(OH)2 + H2SO4 =>
CoSO4 + 2 H2O = Co(OH)2 + H2SO4
In2O3 + C = In2CO3 =>
In2O3 + C = In2CO3
(NH4)2CrO4 = NH4 + CrO4 =>
(NH4)2CrO4 = 2 NH4 + CrO4
Zn + HBrO = Zn(BrO) + H2 =>
2 Zn + 2 HBrO = 2 Zn(BrO) + H2
K2CO3(aq) + AlBr3 = KBr(aq) + Al2(CO3)3(aq) =>
3 K2CO3(aq) + 2 AlBr3 = 6 KBr(aq) + Al2(CO3)3(aq)
Mn(NO3)2(aq) + KOH(aq) = Mn(OH)2(aq) + KNO3 =>
Mn(NO3)2(aq) + 2 KOH(aq) = Mn(OH)2(aq) + 2 KNO3
KCl + MgSO4 = MgCl + KSO4 =>
KCl + MgSO4 = MgCl + KSO4
Fe2(CO3)3 + CH3COOH = C14H27Fe3O18 + CO2 + H2O =>
3 Fe2(CO3)3 + 14 CH3COOH = 2 C14H27Fe3O18 + 9 CO2 + H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O + K2C2O4 + H2O2 = K3Fe(C2O4)3*3H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4*2H2O + 3 K2C2O4 + H2O2 = 2 K3Fe(C2O4)3*3H2O + 2(NH4)2SO4 + 2 H2SO4 + 14 H2O
NaHCO2 + HCl = H2CO2 + NaCl =>
NaHCO2 + HCl = H2CO2 + NaCl
PbS + NaSiO3 + H2O = Pb + Na2S + Si + H2SO4 =>
3 PbS + 2 NaSiO3 + 2 H2O = 3 Pb + Na2S + 2 Si + 2 H2SO4
KI3 + Pb2NO3 = Pb2I3 + KNO3 =>
KI3 + Pb2NO3 = Pb2I3 + KNO3
H2C2O4 + Fe2(SO4)3 = Fe2(C2O4)3 + H2SO4 =>
3 H2C2O4 + Fe2(SO4)3 = Fe2(C2O4)3 + 3 H2SO4
HCl + KIO3 + I2 = H2O + KI + KIO3ClI2 =>
6 HCl + 7 KIO3 + 6 I2 = 3 H2O + KI + 6 KIO3ClI2
C4H10 + N2O2 = H2O + N + CO2 =>
2 C4H10 + 13 N2O2 = 10 H2O + 26 N + 8 CO2
H2SiO3 + NaOH = H2O + Na2SiO3 =>
H2SiO3 + 2 NaOH = 2 H2O + Na2SiO3
BaO + AgCl = Ag2O + BaCl2 =>
BaO + 2 AgCl = Ag2O + BaCl2
S3 + H6 = SH6 =>
S3 + 3 H6 = 3 SH6
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