Équations équilibrées la veille |
2 Na2O2 + 2 CO2 = 2 Na2CO3 + O2
KNO2 + K2CrO4 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + 2 K2CrO4 + 10 HNO3 = 7 KNO3 + 2 Cr(NO3)3 + 5 H2O
Ba(OH)2 + Na2SO4 = BaSO4 + Na(OH) =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 Na(OH)
CrCl2 + H2O + O2 = CrCl3 + Cr(OH)3 =>
12 CrCl2 + 6 H2O + 3 O2 = 8 CrCl3 + 4 Cr(OH)3
AgNO{3} + NaCO{3} = NaNO{3} + AgCO{3} =>
AgNO{3} + NaCO{3} = NaNO{3} + AgCO{3}
NaHCO3 + Ba(NO3)2 = BaCO3 + NaNO3 + CO2 + H2O =>
2 NaHCO3 + Ba(NO3)2 = BaCO3 + 2 NaNO3 + CO2 + H2O
H2CO + OH = HCOO + H2O =>
H2CO + 3 OH = HCOO + 2 H2O
NaF + H2SO4 = Na2SO4 + HF =>
2 NaF + H2SO4 = Na2SO4 + 2 HF
SiO2 + C + Fe = FeSi + CO =>
SiO2 + 2 C + Fe = FeSi + 2 CO
NH4Br + H2O = NH4OH + HBr =>
NH4Br + H2O = NH4OH + HBr
FeSO4 + K4Fe(CN)6 = Fe4[Fe(CN)6]2 + K2SO4 =>
4 FeSO4 + 2 K4Fe(CN)6 = Fe4[Fe(CN)6]2 + 4 K2SO4
Mg2 + C2H3O2 = Mg(C2H3O2)2 =>
Mg2 + 4 C2H3O2 = 2 Mg(C2H3O2)2
AgIO3 = Ag + IO3 =>
AgIO3 = Ag + IO3
Na2CO3 + H3PO4 = CO2 + H2O + Na3PO4 =>
3 Na2CO3 + 2 H3PO4 = 3 CO2 + 3 H2O + 2 Na3PO4
AgNO3 + KMnO4 = AgMnO4 + KNO3 =>
AgNO3 + KMnO4 = AgMnO4 + KNO3
FeF3 + Na2SO4 = Fe2(SO4)3 + NaF =>
2 FeF3 + 3 Na2SO4 = Fe2(SO4)3 + 6 NaF
H2(CO3) = H2 + CO3 =>
H2(CO3) = H2 + CO3
NaOH + HCO3{-} = NaCO3{-} + H2O =>
NaOH + HCO3{-} = NaCO3{-} + H2O
HCOH + Cu(OH)2 = HCOOCu + Cu2O + H2O =>
2 HCOH + 4 Cu(OH)2 = 2 HCOOCu + Cu2O + 5 H2O
AgF + NH4Cl = AgCl + NH4F =>
AgF + NH4Cl = AgCl + NH4F
C7H16(l) + O2(s) = CO2(g) + H2O(l) =>
C7H16(l) + 11 O2(s) = 7 CO2(g) + 8 H2O(l)
Ca3P2 + H2SO4 + H2O = PH3 + CaSO4*2H2O =>
Ca3P2 + 3 H2SO4 + 6 H2O = 2 PH3 + 3 CaSO4*2H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Sr + NaF = SrF2 + Na =>
Sr + 2 NaF = SrF2 + 2 Na
ZnCl2(aq) + H3PO4(aq) = Zn3(PO4)2(s) + HCl(aq) =>
3 ZnCl2(aq) + 2 H3PO4(aq) = Zn3(PO4)2(s) + 6 HCl(aq)
Ca(S) + O2(g) = CaO(S) =>
2 Ca(S) + O2(g) = 2 CaO(S)
Rb + N2 = Rb3N =>
6 Rb + N2 = 2 Rb3N
KF + PbO2 = PbF4 + K2O =>
4 KF + PbO2 = PbF4 + 2 K2O
K2O + SO3 = K2SO4 =>
K2O + SO3 = K2SO4
Mg(OH)2 + O2 = MgO(OH)2 =>
2 Mg(OH)2 + O2 = 2 MgO(OH)2
Fe2(SO4)3Fe = FeSO4 =>
Fe2(SO4)3Fe = 3 FeSO4
Ca(OH)2 + CuBr2 = CaBr2 + Cu(OH)2 =>
Ca(OH)2 + CuBr2 = CaBr2 + Cu(OH)2
C7H7Cl + HNO3 = C7H6ClNO2 + H2O =>
C7H7Cl + HNO3 = C7H6ClNO2 + H2O
Sb + Cl3 = Sb3Cl =>
9 Sb + Cl3 = 3 Sb3Cl
C4H4O4K2 + KOH = C2H6 + K2CO3 =>
C4H4O4K2 + 2 KOH = C2H6 + 2 K2CO3
I2 + HIO3 + HCl = ICl + H2O =>
2 I2 + HIO3 + 5 HCl = 5 ICl + 3 H2O
HSO4 + HBr = H2SO4 + Br =>
HSO4 + HBr = H2SO4 + Br
Cr2 + HO = Cr(OH)2 =>
Cr2 + 4 HO = 2 Cr(OH)2
BaCl2(aq) + Rb2SO4(aq) = RbCl(aq) + BaSO4(s) =>
BaCl2(aq) + Rb2SO4(aq) = 2 RbCl(aq) + BaSO4(s)
MgCO3 + CH3COOH = (CH3COO)Mg + CO2 + H2O =>
8 MgCO3 + 9 CH3COOH = 8(CH3COO)Mg + 10 CO2 + 6 H2O
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
Pb(NO3)2 + NH4Cl = PbCl2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4Cl = PbCl2 + 2 NH4NO3
C3H8O3 + HNO3 + KCrO4 = KNO3 + Cr(NO3)3 + CO2 + H2O =>
2 C3H8O3 + 28 HNO3 + 7 KCrO4 = 7 KNO3 + 7 Cr(NO3)3 + 6 CO2 + 22 H2O
KOH + SO2 = K2SO3 + H2O =>
2 KOH + SO2 = K2SO3 + H2O
KNO2 + K2CrO4 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + 2 K2CrO4 + 10 HNO3 = 7 KNO3 + 2 Cr(NO3)3 + 5 H2O
Ca + AuN = Au + Ca3N2 =>
3 Ca + 2 AuN = 2 Au + Ca3N2
CsF + H2O = CsOH + HF =>
CsF + H2O = CsOH + HF
Ni(s) + Cu(NO3)2(aq) = Ni(NO3)2 + Cu =>
Ni(s) + Cu(NO3)2(aq) = Ni(NO3)2 + Cu
C6H5Cl + SiCl4 + Na = (C6H5)4Si + NaCl =>
4 C6H5Cl + SiCl4 + 8 Na = (C6H5)4Si + 8 NaCl
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
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