Équations équilibrées la veille |
2 FeBr3 + 3 K2S = Fe2S3 + 6 KBr
Pb3O4 + O2 = Pb2O3 =>
4 Pb3O4 + O2 = 6 Pb2O3
NH4HSO3 + H2SO4 = (NH4)2SO4 + H2O + SO2 =>
2 NH4HSO3 + H2SO4 = (NH4)2SO4 + 2 H2O + 2 SO2
Mn(OH)2 + KOH = K4[Mn(OH)6] =>
Mn(OH)2 + 4 KOH = K4[Mn(OH)6]
Na + Ag3PO4 = Na3PO4 + Ag =>
3 Na + Ag3PO4 = Na3PO4 + 3 Ag
Ag2O + Ba = Ag + BaO =>
Ag2O + Ba = 2 Ag + BaO
Cs2 + H2O = CsOH + H2 =>
Cs2 + 2 H2O = 2 CsOH + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2O2 + Fe(NO3)3 = HNO3 + Fe2(O2)3 =>
3 H2O2 + 2 Fe(NO3)3 = 6 HNO3 + Fe2(O2)3
BF3 + NH3 = F3BNH3 =>
BF3 + NH3 = F3BNH3
MgOH + HCl = MgCl + H2O =>
MgOH + HCl = MgCl + H2O
Rb2SO4 + Ba(N3)2 = RbN3 + BaSO4 =>
Rb2SO4 + Ba(N3)2 = 2 RbN3 + BaSO4
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
BF3 + NH3 = BN + HF =>
BF3 + NH3 = BN + 3 HF
N2F4 + N4 + H2O = NH4F + H3NO4 =>
10 N2F4 + 13 N4 + 128 H2O = 40 NH4F + 32 H3NO4
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
Na + H2SO4 = Na2SO4 + H2S + H2O =>
8 Na + 5 H2SO4 = 4 Na2SO4 + H2S + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
J2 = J =>
J2 = 2 J
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
H2SO4 + NHOH = H2ONH2SO4 =>
H2SO4 + NHOH = H2ONH2SO4
NH3 + BF3 = NH3BF3 =>
NH3 + BF3 = NH3BF3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
P + NaOH + H2O = PH3 + NaH2PO2 =>
4 P + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
C4H4O4K2 + KOH = C2H6 + K2CO3 =>
C4H4O4K2 + 2 KOH = C2H6 + 2 K2CO3
K2SO4 + HCl = KHSO4 + KCl =>
K2SO4 + HCl = KHSO4 + KCl
C5H12 + Cl2 = C5Cl2 + HCl =>
C5H12 + 7 Cl2 = C5Cl2 + 12 HCl
Pb(NO3)2 + K2Cr2O7 = Cr2O7Pb + KNO3 =>
Pb(NO3)2 + K2Cr2O7 = Cr2O7Pb + 2 KNO3
Zn(OH)2 + Ba(OH)2 = Ba[Zn2(OH)6] =>
2 Zn(OH)2 + Ba(OH)2 = Ba[Zn2(OH)6]
Nh3 + BF3 = Nh3BF3 =>
Nh3 + BF3 = Nh3BF3
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
C2H7N1 + O2 = CO2 + H2O + NO2 =>
4 C2H7N1 + 19 O2 = 8 CO2 + 14 H2O + 4 NO2
NiCO3 + HI = CO2 + H2O + NiI2 =>
NiCO3 + 2 HI = CO2 + H2O + NiI2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ag2O + Ba = Ag + BaO =>
Ag2O + Ba = 2 Ag + BaO
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
BF3 + NH3 = BH3 + NF3 =>
BF3 + NH3 = BH3 + NF3
Mn(NO3)4(s) = Mn3O4(s) + NO2(g) + O2(g) =>
3 Mn(NO3)4(s) = Mn3O4(s) + 12 NO2(g) + 4 O2(g)
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Na3CrO3 + H2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3CrO3 + 3 H2O2 = 2 Na2CrO4 + 2 NaOH + 2 H2O
Ba(OH)2 + KHSO4 = BaSO4 + K2SO4 + H2O =>
Ba(OH)2 + 2 KHSO4 = BaSO4 + K2SO4 + 2 H2O
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
HBr + Ca(OH)2 = HCa + Br(OH)2 =>
HBr + Ca(OH)2 = HCa + Br(OH)2
BF3 + NH3 = H3NBF3 =>
BF3 + NH3 = H3NBF3
SbCl3 + NaF = Sb + NaCl + F =>
SbCl3 + 3 NaF = Sb + 3 NaCl + 3 F
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KCu(CN)2 + KCN = K2Cu(CN)3 =>
KCu(CN)2 + KCN = K2Cu(CN)3
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