Équations équilibrées la veille |
Na2S + H2SO4 = H2S + Na2SO4
NaOH + H3Po4 = Na3Po4 + H2O =>
3 NaOH + H3Po4 = Na3Po4 + 3 H2O
MgO + SIO2 = MgSIO3 =>
MgO + SIO2 = MgSIO3
NaClO3 + C6H12N4 = NaCl + CO + H2O + N2 =>
4 NaClO3 + C6H12N4 = 4 NaCl + 6 CO + 6 H2O + 2 N2
O + ZnI2 = I + ZnO =>
O + ZnI2 = 2 I + ZnO
HClO3 + Ag2O = AgClO3 + H2O =>
2 HClO3 + Ag2O = 2 AgClO3 + H2O
KClO3 + KI + H2O = KCl + KOH + KI3 =>
KClO3 + 9 KI + 3 H2O = KCl + 6 KOH + 3 KI3
MgSO4 + Li2O = MgO + Li2SO4 =>
MgSO4 + Li2O = MgO + Li2SO4
Na3[Cr(OH)6] + H2O2 + KOH = K2CrO4 + NaOH + H2O =>
2 Na3[Cr(OH)6] + 3 H2O2 + 4 KOH = 2 K2CrO4 + 6 NaOH + 8 H2O
Cr(OH)3 + Na2O = Na3CrO3 + H2O =>
2 Cr(OH)3 + 3 Na2O = 2 Na3CrO3 + 3 H2O
P2O5(s) + H2O(l) = H3PO4(aq) =>
P2O5(s) + 3 H2O(l) = 2 H3PO4(aq)
CuCl2 + MgO = CuO + MgCl2 =>
CuCl2 + MgO = CuO + MgCl2
CaSo4(aq) + NaOH(aq) = Ca(OH)2 + Na2So4(aq) =>
CaSo4(aq) + 2 NaOH(aq) = Ca(OH)2 + Na2So4(aq)
P2 = P4 =>
2 P2 = P4
Ca(OH)2(s) + NaCl(aq) = CaCl2(aq) + NaOH(aq) =>
Ca(OH)2(s) + 2 NaCl(aq) = CaCl2(aq) + 2 NaOH(aq)
Cr(OH)3 + Na2O = Na3CrO3 + H2O =>
2 Cr(OH)3 + 3 Na2O = 2 Na3CrO3 + 3 H2O
HSO4{-} + H{+} = H2SO4 =>
HSO4{-} + H{+} = H2SO4
Fe(NH4)(SO4)2KSCN = [Fe(SCN)]SO4NH4KSO4 =>
Fe(NH4)(SO4)2KSCN = [Fe(SCN)]SO4NH4KSO4
CH3ONa + NaClO2 + HCl = COCl2 + NaCl + H2O =>
2 CH3ONa + 3 NaClO2 + 6 HCl = 2 COCl2 + 5 NaCl + 6 H2O
Mg2CO3 + H2SO4 = Mg2SO4 + CO2 + H2O =>
Mg2CO3 + H2SO4 = Mg2SO4 + CO2 + H2O
CaBr2 + CuCl = CaCl2 + CuBr =>
CaBr2 + 2 CuCl = CaCl2 + 2 CuBr
Cd(NO3)2KI = CdIK(NO3)2 =>
Cd(NO3)2KI = CdIK(NO3)2
K + Pb(ClO4)2 = Pb + KClO4 =>
2 K + Pb(ClO4)2 = Pb + 2 KClO4
C9H20O4S2 + O2 = CO2 + H2O + SO4 =>
C9H20O4S2 + 16 O2 = 9 CO2 + 10 H2O + 2 SO4
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
MnO2 + Cu{2+} + OH{-} = MnO4{-} + Cu{-} + H2O =>
MnO2 + Cu{2+} + 4 OH{-} = MnO4{-} + Cu{-} + 2 H2O
NH4OH(aq) + HClO4(aq) = NH4ClO4(aq) + H2O(l) =>
NH4OH(aq) + HClO4(aq) = NH4ClO4(aq) + H2O(l)
Te + NO3{-} + H{+} = TeO2 + NO + H2O =>
3 Te + 4 NO3{-} + 4 H{+} = 3 TeO2 + 4 NO + 2 H2O
Ca2 = CaCa =>
Ca2 = CaCa
CuCl + SnSO4 = CuSO4 + SnCl =>
CuCl + SnSO4 = CuSO4 + SnCl
Pb{2+} + OH{-} = Pb(OH)2 =>
Pb{2+} + 2 OH{-} = Pb(OH)2
Bi(OH)3 + HSnO2{-} = Bi + HSnO3{-} + H2O =>
2 Bi(OH)3 + 3 HSnO2{-} = 2 Bi + 3 HSnO3{-} + 3 H2O
C2H2O4 + H = C2H2O3 + H2O =>
C2H2O4 + 2 H = C2H2O3 + H2O
Mn2O7H2O = HMnO4 =>
Mn2O7H2O = 2 HMnO4
CuO + O2 + H2O = H2CuO4 =>
CuO + O2 + H2O = H2CuO4
KCl + MgSO4*7H2O = MgCl2 + K2SO4 + H2O =>
2 KCl + MgSO4*7H2O = MgCl2 + K2SO4 + 7 H2O
K2SO3 + KMnO4 + H2O = K2SO4 + MnO + KOH =>
5 K2SO3 + 2 KMnO4 + H2O = 5 K2SO4 + 2 MnO + 2 KOH
K2CrO4 + K2SO3 + H2O = CrOH3 + K2SO4 + KOH =>
2 K2CrO4 + 7 K2SO3 + 5 H2O = 2 CrOH3 + 7 K2SO4 + 4 KOH
Zn(NO3)2 + Ba(OH)2 = Ba[Zn(OH)4] + Ba(NO3)2 =>
Zn(NO3)2 + 2 Ba(OH)2 = Ba[Zn(OH)4] + Ba(NO3)2
K2SO2 + H2SO4 = SO2 + H2O + K2SO4 =>
K2SO2 + 2 H2SO4 = 2 SO2 + 2 H2O + K2SO4
(C3H8) + HNO3 = C3H7NO2 + H2O =>
(C3H8) + HNO3 = C3H7NO2 + H2O
Cr + HCl = CrCl5 + H2 =>
2 Cr + 10 HCl = 2 CrCl5 + 5 H2
Sr(NO3)2 + HCl = HNO3 + SrCl2 =>
Sr(NO3)2 + 2 HCl = 2 HNO3 + SrCl2
Cu(s) + LiNO3(aq) = Cu(NO3)2(aq) + Li(s) =>
Cu(s) + 2 LiNO3(aq) = Cu(NO3)2(aq) + 2 Li(s)
NaOH + Na2SO4 = Na + SO4OH =>
NaOH + Na2SO4 = 3 Na + SO4OH
C8H16OO + O2 = CO2 + H2O =>
C8H16OO + 11 O2 = 8 CO2 + 8 H2O
W + I2 + F = WIFI =>
W + I2 + F = WIFI
K2PO4 + AgNO3 = AgPO4 + K2NO3 =>
K2PO4 + AgNO3 = AgPO4 + K2NO3
FeCl3 + KSCN = FeCl3(KSCN) =>
FeCl3 + KSCN = FeCl3(KSCN)
H2SO4 + Ca(OH)2 = CaSO4 + (HOH) =>
H2SO4 + Ca(OH)2 = CaSO4 + 2(HOH)
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