Équations équilibrées la veille |
4 Na + O2 = 2 Na2O
Fe{2+} + OH{-) = Fe(OH)2 =>
Fe{2+} + 2 OH{-) = Fe(OH)2
Na + S = Na2S =>
2 Na + S = Na2S
Na2CO3 + Ba(NO3)2 = Na(NO3) + BaCO3 =>
Na2CO3 + Ba(NO3)2 = 2 Na(NO3) + BaCO3
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
AgNO3(aq) + KSCN(aq) = AgSCN(aq) + KNO3(aq) =>
AgNO3(aq) + KSCN(aq) = AgSCN(aq) + KNO3(aq)
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Cu + HBr = CuBr + H2 =>
2 Cu + 2 HBr = 2 CuBr + H2
Na2CO3 + H2O = NaOH + H2CO3 =>
Na2CO3 + 2 H2O = 2 NaOH + H2CO3
C6H5NO2 + Fe + H2SO4 = C6H5NH2 + FeSO4 + H2O =>
C6H5NO2 + 3 Fe + 3 H2SO4 = C6H5NH2 + 3 FeSO4 + 2 H2O
HI + CaS = H2S + CaI2 =>
2 HI + CaS = H2S + CaI2
Na2CO3 + H2SO4 = Na2SO4 + H2CO3 =>
Na2CO3 + H2SO4 = Na2SO4 + H2CO3
LiBH4 + NH4Cl = B3N3H6 + H2 + LiCl =>
3 LiBH4 + 3 NH4Cl = B3N3H6 + 9 H2 + 3 LiCl
CO2 + Ag = Ag2CO2 =>
CO2 + 2 Ag = Ag2CO2
K2Cr2O7 + H2C2O4 = H2Cr2O7 + K2C2O4 =>
K2Cr2O7 + H2C2O4 = H2Cr2O7 + K2C2O4
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
Au + CuSO4 = AuSO4 + Cu =>
Au + CuSO4 = AuSO4 + Cu
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Na2CO3 + Ni(ClO4)2 = Na(ClO4) + NiCO3 =>
Na2CO3 + Ni(ClO4)2 = 2 Na(ClO4) + NiCO3
Na2CrO4 + HCl = NaCl + CrCl3 + H2O + Cl2 =>
2 Na2CrO4 + 16 HCl = 4 NaCl + 2 CrCl3 + 8 H2O + 3 Cl2
K2Cr2O7 + NaS2O3 = Na2Cr2O7 + KS2O3 =>
K2Cr2O7 + 2 NaS2O3 = Na2Cr2O7 + 2 KS2O3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
H2PO4{+}(aq) + H2O(l) = HPO4{+}(aq) + H3O(aq) =>
H2PO4{+}(aq) + H2O(l) = HPO4{+}(aq) + H3O(aq)
POF = P4 + O2 + F2 =>
4 POF = P4 + 2 O2 + 2 F2
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Na2S + AgNO3 = NaNO3 + Ag2S =>
Na2S + 2 AgNO3 = 2 NaNO3 + Ag2S
PNIS = P + N2 + I + S =>
2 PNIS = 2 P + N2 + 2 I + 2 S
Pb + AgNO3 = PbNO3 + Ag =>
Pb + AgNO3 = PbNO3 + Ag
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Ag + SO3 = Ag2SO3 =>
2 Ag + SO3 = Ag2SO3
Fe2(SO4)3 + PO4 = FePO4 + SO4 =>
Fe2(SO4)3 + 2 PO4 = 2 FePO4 + 3 SO4
Pb + CuSO4 = PbSO4 + Cu =>
Pb + CuSO4 = PbSO4 + Cu
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
NaNO3 + H2O = NaOH + HNO3 =>
NaNO3 + H2O = NaOH + HNO3
FeCl3 + NH4(OH)3 = Fe(OH)3 + NH4Cl3 =>
FeCl3 + NH4(OH)3 = Fe(OH)3 + NH4Cl3
CrCl3 + KOH + KClO3 = KCl + K2Cr2O7 + H2O =>
2 CrCl3 + 8 KOH + KClO3 = 7 KCl + K2Cr2O7 + 4 H2O
Cu134O + O2 = CuO =>
2 Cu134O + 133 O2 = 268 CuO
HCl + Zn = Cl2Zn + H =>
2 HCl + Zn = Cl2Zn + 2 H
CH3COOH + Ba3(PO4)2 = CO2PO4 + Ba3HO + CH3 =>
5 CH3COOH + 2 Ba3(PO4)2 = 4 CO2PO4 + 2 Ba3HO + 6 CH3
CoSO4 + KBrO3 + NaOH + H2O = Co(OH)3 + KBr + Na2SO4 =>
6 CoSO4 + KBrO3 + 12 NaOH + 3 H2O = 6 Co(OH)3 + KBr + 6 Na2SO4
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
NaOH + FeCl3 = NaCl3 + OHFe =>
NaOH + FeCl3 = NaCl3 + OHFe
FeSO4 + HNO5 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
14 FeSO4 + 2 HNO5 + 7 H2SO4 = 7 Fe2(SO4)3 + 2 NO + 8 H2O
PbBr2 + NaCl = NaBr + PbCl2 =>
PbBr2 + 2 NaCl = 2 NaBr + PbCl2
Pb(NO3)2 + NaI = PbI + Na(NO3)2 =>
Pb(NO3)2 + NaI = PbI + Na(NO3)2
H2SO4 + Ai = Ai(SO4) + H2 =>
H2SO4 + Ai = Ai(SO4) + H2
CaO(s)H2O(l) = Ca(OH)2(aq) =>
CaO(s)H2O(l) = Ca(OH)2(aq)
SrCl + KMnO4 + H3PO = Cl2 + Mn3(PO4) + Sr3(PO4) + K3PO4 + H2O =>
6 SrCl + 9 KMnO4 + 8 H3PO = 3 Cl2 + 3 Mn3(PO4) + 2 Sr3(PO4) + 3 K3PO4 + 12 H2O
Cu(OH)2 + W2O5 = CuO + W(OH)5 =>
5 Cu(OH)2 + W2O5 = 5 CuO + 2 W(OH)5
C2H2 + Br2 = C2H2Br1 =>
2 C2H2 + Br2 = 2 C2H2Br1
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