Équations équilibrées la veille |
7 K2Cr2O7 + 3 C3H8O3 + 28 H2SO4 = 7 Cr2(SO4)3 + 7 K2SO4 + 9 CO2 + 40 H2O
H3X + OH = X + H2O =>
H3X + 3 OH = X + 3 H2O
CuSO45H2O + O2 = CuSO45H2O3 =>
CuSO45H2O + O2 = CuSO45H2O3
Ca + P = CaP =>
Ca + P = CaP
Sb + HNO3 = Sb2O3 + NO + H2O =>
2 Sb + 2 HNO3 = Sb2O3 + 2 NO + H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Pb(NO3)2 + Sr(OH)2 = Pb(OH)2 + Sr(NO3)2 =>
Pb(NO3)2 + Sr(OH)2 = Pb(OH)2 + Sr(NO3)2
Pb + Cl = PbCl2 =>
Pb + 2 Cl = PbCl2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
NaOH + HNO3 = NaNO3 + HOH =>
NaOH + HNO3 = NaNO3 + HOH
PbO = Pb3 + O2 =>
6 PbO = 2 Pb3 + 3 O2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
NaOH = Na + O2 + H2 =>
2 NaOH = 2 Na + O2 + H2
C2H5OH + HNO3 = C2H5NO3 + H2O =>
C2H5OH + HNO3 = C2H5NO3 + H2O
C2H2 + Ca = C2H2Ca =>
C2H2 + Ca = C2H2Ca
Pb + N2 = Pb3N =>
6 Pb + N2 = 2 Pb3N
KOH + HNO3 = KNO3 + HOH =>
KOH + HNO3 = KNO3 + HOH
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
K2Cr2O7 + C3H8O3 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
7 K2Cr2O7 + 3 C3H8O3 + 28 H2SO4 = 7 Cr2(SO4)3 + 7 K2SO4 + 9 CO2 + 40 H2O
KMnO4 + C3H6 + H2O = C3H6O2 + MnO2 + KOH =>
4 KMnO4 + 3 C3H6 + 2 H2O = 3 C3H6O2 + 4 MnO2 + 4 KOH
Al4C3 + HNO3 = Al(NO3)3 + CH4 =>
Al4C3 + 12 HNO3 = 4 Al(NO3)3 + 3 CH4
HCI + NH3 = NH4CI =>
HCI + NH3 = NH4CI
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
SnO + HCl = SnCl2 + H2O =>
SnO + 2 HCl = SnCl2 + H2O
Sb2O3 + C = CO + Sb =>
Sb2O3 + 3 C = 3 CO + 2 Sb
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
NaSCN(aq) + AgNO3(aq) = NaNO3(aq) + AgSCN(s) =>
NaSCN(aq) + AgNO3(aq) = NaNO3(aq) + AgSCN(s)
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
UF4 + H2O = UO2 + HF =>
UF4 + 2 H2O = UO2 + 4 HF
Zn + Pb2(NO3)4 = Zn(NO3)2 + Pb =>
2 Zn + Pb2(NO3)4 = 2 Zn(NO3)2 + 2 Pb
MnO + HCl = MnCl2 + H2O =>
MnO + 2 HCl = MnCl2 + H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al + Fe3O = AlO + Fe =>
Al + Fe3O = AlO + 3 Fe
Fe3(PO4)2 + H2 = Fe + H3PO4 =>
Fe3(PO4)2 + 3 H2 = 3 Fe + 2 H3PO4
N2O(g) = N2(g) + O2(g) =>
2 N2O(g) = 2 N2(g) + O2(g)
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Zn + NH4 = Zn(NH4)2 =>
Zn + 2 NH4 = Zn(NH4)2
H2 + O2 = H2O(g) =>
2 H2 + O2 = 2 H2O(g)
Ag(NO3) + Na2(SO4) = Ag2(SO4) + Na(NO3) =>
2 Ag(NO3) + Na2(SO4) = Ag2(SO4) + 2 Na(NO3)
Fe2(SO4)3 + H2O = FeOHSO4 + H2SO4 =>
Fe2(SO4)3 + 2 H2O = 2 FeOHSO4 + H2SO4
Na3P + Zn(NO3)2 = NaNO3 + Zn3P2 =>
2 Na3P + 3 Zn(NO3)2 = 6 NaNO3 + Zn3P2
HCl + NaClO + KI = KCl + NaCl + I + H2O =>
2 HCl + NaClO + 2 KI = 2 KCl + NaCl + 2 I + H2O
C4H6 + Cl2 = C4H5Cl + HCl =>
C4H6 + Cl2 = C4H5Cl + HCl
Mg(s) + H3PO4(aq) = Mg3(PO4)2(aq) + H2(g) =>
3 Mg(s) + 2 H3PO4(aq) = Mg3(PO4)2(aq) + 3 H2(g)
SiO2 + H2O + NaOH = OH + SiNa =>
SiO2 + 2 H2O + NaOH = 5 OH + SiNa
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH3(CH2)2CH2 + O2 = CO2 + H2O =>
4 CH3(CH2)2CH2 + 25 O2 = 16 CO2 + 18 H2O
PbO2 = Pb + O2 =>
PbO2 = Pb + O2
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