Équations équilibrées la veille |
Ca(NO3)2 = O2 + Ca(NO2)2
CO2(g) + NH3(g) = NH2CONH2(aq) + H2O(l) =>
CO2(g) + 2 NH3(g) = NH2CONH2(aq) + H2O(l)
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
FeCl + NaOH{-} = FeOH{-}2 + NaCl =>
FeCl + NaOH{-} = FeOH{-}2 + NaCl
Zn + Sn(NO3)4 = Zn(NO3)2 + Sn =>
2 Zn + Sn(NO3)4 = 2 Zn(NO3)2 + Sn
Na2HPO4 = H2O + Na4P2O7 =>
2 Na2HPO4 = H2O + Na4P2O7
C6H5COOCH3 + HNO3 = C8H7NO4 + H2O =>
C6H5COOCH3 + HNO3 = C8H7NO4 + H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
As2O5 + H2 = AsH3 + H2O =>
As2O5 + 8 H2 = 2 AsH3 + 5 H2O
MgCl2 + K3Po4 = Mg3(Po4)2 + KCl =>
3 MgCl2 + 2 K3Po4 = Mg3(Po4)2 + 6 KCl
AgNO3 + CaF2 = AgF + Ca(NO3)2 =>
2 AgNO3 + CaF2 = 2 AgF + Ca(NO3)2
CH3COCl + NaOH = CH3COOH + NaCl =>
CH3COCl + NaOH = CH3COOH + NaCl
HNO3 + CH3COOH = CH3NO3 + COOH2 =>
HNO3 + CH3COOH = CH3NO3 + COOH2
Fe(OH)3 + HI = I2 + H2O + Fe(OH)2 =>
2 Fe(OH)3 + 2 HI = I2 + 2 H2O + 2 Fe(OH)2
KAl(SO4)2*12H2O + KCr(SO4)2 + H2O = KAl(SO4)2*KCr(SO4)2*24H2O =>
KAl(SO4)2*12H2O + KCr(SO4)2 + 12 H2O = KAl(SO4)2*KCr(SO4)2*24H2O
Na2S2O3 + Zn + HNO3 = H2S + Zn(NO3)2 + NaNO3 + H2O =>
Na2S2O3 + 4 Zn + 10 HNO3 = 2 H2S + 4 Zn(NO3)2 + 2 NaNO3 + 3 H2O
Br2 + HCl = Cl + HBr =>
Br2 + 2 HCl = 2 Cl + 2 HBr
HCN + Fe2Cl3 + FeCl3 = Fe4[Fe(CN)6]3 + HCl =>
18 HCN + Fe2Cl3 + 5 FeCl3 = Fe4[Fe(CN)6]3 + 18 HCl
Ca(NO3)2 + HSO4 = Ca(SO4)2 + HNO3 =>
Ca(NO3)2 + 2 HSO4 = Ca(SO4)2 + 2 HNO3
PbNO3 + HBr = PbBr2 + H2O + NO2 =>
PbNO3 + 2 HBr = PbBr2 + H2O + NO2
Cr2(SO4)3 + (NH4)2S2O8 + H3O = (NH4)2Cr2O7 + H2SO4 + (NH4)2SO4 =>
2 Cr2(SO4)3 + 13(NH4)2S2O8 + 14 H3O = 2(NH4)2Cr2O7 + 21 H2SO4 + 11(NH4)2SO4
KNO2 + NaClO + H2SO4 = Cl2 + KNO3 + Na2SO4 + H2O =>
KNO2 + 2 NaClO + H2SO4 = Cl2 + KNO3 + Na2SO4 + H2O
Al + N2 = AlN2 =>
Al + N2 = AlN2
NaCl + KIO3 = NaIO3 + KCl =>
NaCl + KIO3 = NaIO3 + KCl
AlNO3 + NH3 = AlNH3 + NO3 =>
AlNO3 + NH3 = AlNH3 + NO3
HCl + K2Cr2O7 = Cl2 + CrCl2 + KCl2 + H2O =>
14 HCl + K2Cr2O7 = 3 Cl2 + 2 CrCl2 + 2 KCl2 + 7 H2O
Al2O3 + SO2 = Al2(SO3)3 =>
Al2O3 + 3 SO2 = Al2(SO3)3
H3PO4(aq) + KOH(s) = H2O(l) + K3PO4 =>
H3PO4(aq) + 3 KOH(s) = 3 H2O(l) + K3PO4
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
MnOSO3 = MnSO4 =>
MnOSO3 = MnSO4
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
SnCl2(H2O)2 + NaOH + O2 = NaCl + H2O + SnO2 =>
2 SnCl2(H2O)2 + 4 NaOH + O2 = 4 NaCl + 6 H2O + 2 SnO2
H2 + O = H2O =>
H2 + O = H2O
PbS + HCl = PbCl2 + H2S =>
PbS + 2 HCl = PbCl2 + H2S
H3PO4 + SO2 = HSO2 + PO4 =>
H3PO4 + 3 SO2 = 3 HSO2 + PO4
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
PbNO3 + HBr = PbBr2 + H2O + NO2 =>
PbNO3 + 2 HBr = PbBr2 + H2O + NO2
Sr(OH)2 + Al2(SO4)3 = SrSO4 + Al(OH)3 =>
3 Sr(OH)2 + Al2(SO4)3 = 3 SrSO4 + 2 Al(OH)3
Br2 + HCl = Cl + HBr =>
Br2 + 2 HCl = 2 Cl + 2 HBr
K2CrO4 + (NH4)2S + H2O = Cr(OH)3 + S + NH3 + KOH =>
2 K2CrO4 + 3(NH4)2S + 2 H2O = 2 Cr(OH)3 + 3 S + 6 NH3 + 4 KOH
C5H10 + Br2 = C5 + H10Br2 =>
C5H10 + Br2 = C5 + H10Br2
X + KOH + H2O = H2 + KX(OH)4 =>
2 X + 2 KOH + 6 H2O = 3 H2 + 2 KX(OH)4
Ga + S = Ga2S3 =>
2 Ga + 3 S = Ga2S3
Ba(CrO2)2 + H2O = Cr2O3 + Ba(OH)2 =>
Ba(CrO2)2 + H2O = Cr2O3 + Ba(OH)2
MgF2 = Mg + F =>
MgF2 = Mg + 2 F
K4Fe(CN)6 + ZnSO4 = K2Zn[Fe(CN)6] + K2SO4 =>
K4Fe(CN)6 + ZnSO4 = K2Zn[Fe(CN)6] + K2SO4
C2H5OH + H2SO4 = (C2H5)2O + H2SO4H2O =>
2 C2H5OH + H2SO4 = (C2H5)2O + H2SO4H2O
CHCH + H2O = CH2CHOH =>
CHCH + H2O = CH2CHOH
V2O5 + C6H8O7 = VO(C6H7O7)2 + CO2 + H2O =>
9 V2O5 + 37 C6H8O7 = 18 VO(C6H7O7)2 + 6 CO2 + 22 H2O
MgBr2 + CsOH = Mg(OH)2 + CsBr =>
MgBr2 + 2 CsOH = Mg(OH)2 + 2 CsBr
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