Équations équilibrées la veille |
2 ABr3 + 3 X2SO4 = 6 XBr + A2(SO4)3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HNO3 + SnO = SnO2 + NO + H2O =>
2 HNO3 + 3 SnO = 3 SnO2 + 2 NO + H2O
KOH + Na2S = KS + OHNa2 =>
KOH + Na2S = KS + OHNa2
(CH3COO)2Ca = CaCO3 + (CH3)2CO =>
(CH3COO)2Ca = CaCO3 + (CH3)2CO
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Cl + AgNO3 = AgNO3Cl =>
Cl + AgNO3 = AgNO3Cl
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
BaCl + NaCO3 = BaCO3 + NaCl =>
BaCl + NaCO3 = BaCO3 + NaCl
KF + CuO = CuOKF =>
KF + CuO = CuOKF
K2S2O5 + O2 + H2O = H2SO4 + KOH =>
K2S2O5 + O2 + 3 H2O = 2 H2SO4 + 2 KOH
H2O + O = H2OHO =>
3 H2O + O = 2 H2OHO
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
H2SO4(aq) + Ca(s) = H2(g) + CaSO4(s) =>
H2SO4(aq) + Ca(s) = H2(g) + CaSO4(s)
SO3 + BaCl2 = BaO3 + SCl2 =>
SO3 + BaCl2 = BaO3 + SCl2
Cr(s) + NiSO4(aq) = Ni(aq) + CrSO4(aq) =>
Cr(s) + NiSO4(aq) = Ni(aq) + CrSO4(aq)
Na + H3NO2 = NaNO2 + H2 =>
2 Na + 2 H3NO2 = 2 NaNO2 + 3 H2
NaH2PO4 + Ba(OH)2 = Na3PO4 + Ba3(PO4)2 + H2O =>
3 NaH2PO4 + 3 Ba(OH)2 = Na3PO4 + Ba3(PO4)2 + 6 H2O
K2CrO4 + K2SO3 + HCl = CrCl3 + K2SO4 + KCl + H2O =>
2 K2CrO4 + 3 K2SO3 + 10 HCl = 2 CrCl3 + 3 K2SO4 + 4 KCl + 5 H2O
Kl + Cl2 = KlCl2 =>
Kl + Cl2 = KlCl2
Al + O{2} = AlO{2} =>
Al + O{2} = AlO{2}
K2Cr2O7 + H2S = Cr2S3 + S + K2S + H2O =>
K2Cr2O7 + 7 H2S = Cr2S3 + 3 S + K2S + 7 H2O
Cu + Ag(NO3)2 = Ag + CuNO3 =>
2 Cu + Ag(NO3)2 = Ag + 2 CuNO3
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Cl2 + I2 + H2O = HIO3 + HCl3 =>
15 Cl2 + I2 + 6 H2O = 2 HIO3 + 10 HCl3
Ho(NO3)3 + Ba(NO3)2 + ZrO(NO3)2 + C6H8O7 = Ba4Ho2Zr2O11 + CO2 + H2O + N2 =>
2 Ho(NO3)3 + 4 Ba(NO3)2 + 2 ZrO(NO3)2 + 5 C6H8O7 = Ba4Ho2Zr2O11 + 30 CO2 + 20 H2O + 9 N2
I2 + H2C2O4 = HI + CO2 =>
I2 + H2C2O4 = 2 HI + 2 CO2
CrO + HCl = CrOH + Cl =>
CrO + HCl = CrOH + Cl
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
SrI2 + K2S = SrS + KI =>
SrI2 + K2S = SrS + 2 KI
CH3COONa + HCl = CH3COOH + NaCl =>
CH3COONa + HCl = CH3COOH + NaCl
Cr2(SO4)3 + H2O = Cr + O2 + H2SO4 =>
2 Cr2(SO4)3 + 6 H2O = 4 Cr + 3 O2 + 6 H2SO4
Ca10F2(PO4)6 + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
Ca10F2(PO4)6 + 7 H2SO4 = 3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF
BaCl2 + HfCl4 + H2O = BaHfO3 + HCl =>
BaCl2 + HfCl4 + 3 H2O = BaHfO3 + 6 HCl
FeSO4 + K4[Fe(Cn)6] = Fe4[Fe(Cn)6]2 + K2SO4 =>
4 FeSO4 + 2 K4[Fe(Cn)6] = Fe4[Fe(Cn)6]2 + 4 K2SO4
Ni + VO2{2+} + H{+} = Ni{2+} + VO{2+} + H2O =>
Ni + VO2{2+} + 2 H{+} = Ni{2+} + VO{2+} + H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
K2SO4 + NaClO4 = KClO4 + Na2SO4 =>
K2SO4 + 2 NaClO4 = 2 KClO4 + Na2SO4
CsCl + H2O = CsOH + HCl =>
CsCl + H2O = CsOH + HCl
C + O2 = CO2 =>
C + O2 = CO2
SbS3 + HCl + HNO3 = SbCl5 + H2SO4 + NO + H2O =>
3 SbS3 + 15 HCl + 23 HNO3 = 3 SbCl5 + 9 H2SO4 + 23 NO + 10 H2O
Ca + P = Ca2P02 =>
2 Ca + 2 P = Ca2P02
SO2 + MnO = SO3 + Mn =>
SO2 + MnO = SO3 + Mn
Al + (CO3)2 = Al2(CO3)3 =>
4 Al + 3(CO3)2 = 2 Al2(CO3)3
NH4OH + C10H16N2O8 = (NH4)4C10H12N2O8 + H2O =>
4 NH4OH + C10H16N2O8 = (NH4)4C10H12N2O8 + 4 H2O
CrCl3 + Zn + NaCH3COO*3H2O = Cr2(CH3COO)4(H2O)2 + NaCl + ZnCl2 + H2O =>
2 CrCl3 + Zn + 4 NaCH3COO*3H2O = Cr2(CH3COO)4(H2O)2 + 4 NaCl + ZnCl2 + 10 H2O
NH4NO3 + Pb(NO3)2 = PbNO3 + NH4(NO3)2 =>
NH4NO3 + Pb(NO3)2 = PbNO3 + NH4(NO3)2
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
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