Équations équilibrées la veille |
9 HNO3 + 2 NH3 = 5 H3O + 11 NO2
Fe + NH4SCN = FeSCN + NH4 =>
Fe + NH4SCN = FeSCN + NH4
H2O + C76H52O46 = C19H16O10 + O2 =>
6 H2O + C76H52O46 = 4 C19H16O10 + 6 O2
SrO(s) + HCl(aq) = H2O + SrCl2 =>
SrO(s) + 2 HCl(aq) = H2O + SrCl2
HNO2 + Ba(OH)2 = HOH + Ba(NO2)2 =>
2 HNO2 + Ba(OH)2 = 2 HOH + Ba(NO2)2
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
C2H6SO = C + H + S + O =>
C2H6SO = 2 C + 6 H + S + O
H3VO4 + HCl = VOCl2 + Cl2 + H2O =>
2 H3VO4 + 6 HCl = 2 VOCl2 + Cl2 + 6 H2O
Sr3N2 + Cs3(PO3) = Sr3(PO3) + Cs3N2 =>
Sr3N2 + Cs3(PO3) = Sr3(PO3) + Cs3N2
O2(g) + C5H12(g) = CO2(g) + H2O =>
8 O2(g) + C5H12(g) = 5 CO2(g) + 6 H2O
AlCl3 + NaOH = NaCl + NaAl(OH)4 =>
AlCl3 + 4 NaOH = 3 NaCl + NaAl(OH)4
AgNO3 + Co(OH)2 = AgOH + Co(NO3)2 =>
2 AgNO3 + Co(OH)2 = 2 AgOH + Co(NO3)2
C3H8N + O2 = CO2 + H2O + NH3 =>
4 C3H8N + 17 O2 = 12 CO2 + 10 H2O + 4 NH3
Na + Pb2(SO4)4 = Na2SO4 + Pb =>
8 Na + Pb2(SO4)4 = 4 Na2SO4 + 2 Pb
Cu(OH)2 + NaOH = Na2Cu(OH)4 =>
Cu(OH)2 + 2 NaOH = Na2Cu(OH)4
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
N(NH4ClO4)2 = N2 + Cl2 + O2 + H2O =>
2 N(NH4ClO4)2 = 3 N2 + 2 Cl2 + 4 O2 + 8 H2O
MgO + Cl = O2 + MgCl2 =>
2 MgO + 4 Cl = O2 + 2 MgCl2
Ti + MnO = Mn + TiO =>
Ti + MnO = Mn + TiO
iron + water = iron(III)oxide + hydrogen =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
KF + H3BO3 = K2B6O9F2 + H2O =>
2 KF + 6 H3BO3 = K2B6O9F2 + 9 H2O
Fe4Ni5S8 + O2 = Ni + Fe3O4 + SO2 =>
3 Fe4Ni5S8 + 32 O2 = 15 Ni + 4 Fe3O4 + 24 SO2
C10H16O + NaBH4 + CH3OH = NaB(OCH3)4 + C10H180 =>
20 C10H16O + 375 NaBH4 + 1480 CH3OH = 375 NaB(OCH3)4 + 18 C10H180
AgNO3(aq) + NaCH3COO(aq) = AgCH3COO + NaNO3(s) =>
AgNO3(aq) + NaCH3COO(aq) = AgCH3COO + NaNO3(s)
Cr + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 3 H2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Zn(SO4) + HCH3COO = Zn(CH3COO)2 + H2SO4 =>
Zn(SO4) + 2 HCH3COO = Zn(CH3COO)2 + H2SO4
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
Ni(NO3)2 + Na3PO4 = NiPO4 + Na3(NO3)2 =>
Ni(NO3)2 + Na3PO4 = NiPO4 + Na3(NO3)2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H2SO4 + Be = H2 + Be2(SO4)2 =>
2 H2SO4 + 2 Be = 2 H2 + Be2(SO4)2
NaCrO2 = Na + Cr + O =>
NaCrO2 = Na + Cr + 2 O
KNO3 + C6H10O5 = K2CO3 + CO2 + H2O + N2 =>
24 KNO3 + 5 C6H10O5 = 12 K2CO3 + 18 CO2 + 25 H2O + 12 N2
C6H5MgBr + C8H8O2 = C19H16O + CH4O + MgBr =>
12 C6H5MgBr + 3 C8H8O2 = 5 C19H16O + CH4O + 12 MgBr
N2O4 + H = N2 + H2O =>
N2O4 + 8 H = N2 + 4 H2O
(NH4)2Cr2O7 = N2O + H2O + CrO =>
(NH4)2Cr2O7 = N2O + 4 H2O + 2 CrO
Mg(N3)2 + H2O(l) = Mg(OH)2(aq) + HN3(aq) =>
Mg(N3)2 + 2 H2O(l) = Mg(OH)2(aq) + 2 HN3(aq)
C2H4O2 + RbOH = H2O + RbC2H3O2 =>
C2H4O2 + RbOH = H2O + RbC2H3O2
H3PO4 + (CaO)6 = Ca3(PO4)2 + H2O =>
4 H3PO4 + (CaO)6 = 2 Ca3(PO4)2 + 6 H2O
AlBr3 + Cl2 = (AlCl3) + Br2 =>
2 AlBr3 + 3 Cl2 = 2(AlCl3) + 3 Br2
NaOCl + KI = KCl + NaOI =>
NaOCl + KI = KCl + NaOI
KMnO4 + H2SO4 + FeSO4 = Fe2(SO4)3 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 8 H2SO4 + 10 FeSO4 = 5 Fe2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
CH3CO2H + K2CO3 = CH3CO3 + K2CO2H =>
CH3CO2H + K2CO3 = CH3CO3 + K2CO2H
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Ba(C2H3O2)2 + K2SO4 = BaSO4 + KC2H3O2 =>
Ba(C2H3O2)2 + K2SO4 = BaSO4 + 2 KC2H3O2
CH3OHCuO = CuCH2OH2O =>
CH3OHCuO = CuCH2OH2O
Mg3Al2 + HCl = H2 + Mg5Cl + Al =>
10 Mg3Al2 + 6 HCl = 3 H2 + 6 Mg5Cl + 20 Al
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
U2(SO4)3 + NaBiO3 + H2SO4 = UO2SO4 + NaSO4 + Bi2(SO4)3 + H2O =>
U2(SO4)3 + 6 NaBiO3 + 14 H2SO4 = 2 UO2SO4 + 6 NaSO4 + 3 Bi2(SO4)3 + 14 H2O
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