Équations équilibrées la veille |
P4 + 2 KOH + 4 H2O = 2 PH3 + 2 KH2PO3
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Cr + O = CrO =>
Cr + O = CrO
KCN + AgNO3 = KAg(CN)2 + KNO3 =>
2 KCN + AgNO3 = KAg(CN)2 + KNO3
CaSO3 + CO2 = CaSO4 + CO =>
CaSO3 + CO2 = CaSO4 + CO
Mg + H2O = MgOH2 = H =>
Mg + H2O = MgOH2
Li(s) + CuSO4(aq) = Cu(s) + Li2SO4(aq) =>
2 Li(s) + CuSO4(aq) = Cu(s) + Li2SO4(aq)
ZnSO4 + NaOH = NaSO4 + ZnOH =>
ZnSO4 + NaOH = NaSO4 + ZnOH
Cr + O = Cr3O =>
3 Cr + O = Cr3O
C4H8Br2 + HCl = BrCl + C4H10 =>
C4H8Br2 + 2 HCl = 2 BrCl + C4H10
CuO + Ba(OH)2 = Cu(OH)2 + BaO =>
CuO + Ba(OH)2 = Cu(OH)2 + BaO
Ba(OH)2 + HCOOH = Ba(HCOO)2 + H2O =>
Ba(OH)2 + 2 HCOOH = Ba(HCOO)2 + 2 H2O
LiH + F2 = LiF + H2 =>
2 LiH + F2 = 2 LiF + H2
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
NaHCO3 + H3BO3 = Na3BO3 + CO2 + H2O =>
3 NaHCO3 + H3BO3 = Na3BO3 + 3 CO2 + 3 H2O
HI + Ca(OH)2 = H(OH)2 + CaI =>
HI + Ca(OH)2 = H(OH)2 + CaI
SbCl3 + H2O = SbOCl + HCl =>
SbCl3 + H2O = SbOCl + 2 HCl
Cu(CO3)2 + O2 = CuO + CO3 =>
2 Cu(CO3)2 + O2 = 2 CuO + 4 CO3
CH3COOH + NH3 = H2O + CH3CONH2 =>
CH3COOH + NH3 = H2O + CH3CONH2
Br2 + FeBr3 = FeBr5 =>
Br2 + FeBr3 = FeBr5
Cl2 + NaBr2 = NaCl2 + Br2 =>
Cl2 + NaBr2 = NaCl2 + Br2
MgCl2 + NH4Cl + Na2HPO4 = NH4MgPO4 + NaH2PO4 + NaCl =>
MgCl2 + NH4Cl + 2 Na2HPO4 = NH4MgPO4 + NaH2PO4 + 3 NaCl
Mg(OH)2 + HNO2 = Mg(NO2)2 + H2O =>
Mg(OH)2 + 2 HNO2 = Mg(NO2)2 + 2 H2O
Ca(NO3)2 + Al(OH)3 = Ca(OH)2 + Al(NO3)3 =>
3 Ca(NO3)2 + 2 Al(OH)3 = 3 Ca(OH)2 + 2 Al(NO3)3
C2H2Cl + Na = NaCl + C4H4 =>
2 C2H2Cl + 2 Na = 2 NaCl + C4H4
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
HClO3 + S = HCl + SO2 =>
2 HClO3 + 3 S = 2 HCl + 3 SO2
H2SO4(aq) + CaCO3(aq) = CaSO4(aq) + H2O(l) + CO2(g) =>
H2SO4(aq) + CaCO3(aq) = CaSO4(aq) + H2O(l) + CO2(g)
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
KBr(s) + H2O(l) = Br2(s) + H2(g) + KOH(l) =>
2 KBr(s) + 2 H2O(l) = Br2(s) + H2(g) + 2 KOH(l)
Ba{+} + SO4{-} = BaSO4 =>
Ba{+} + SO4{-} = BaSO4
Cl2 + NaBr2 = NaCl2 + Br2 =>
Cl2 + NaBr2 = NaCl2 + Br2
(NH4)2SO4 + LiOH = Li2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 LiOH = Li2SO4 + 2 NH3 + 2 H2O
Ba(OH)2 + H3PO3 = Ba2(HPO3)2 + H2O =>
2 Ba(OH)2 + 2 H3PO3 = Ba2(HPO3)2 + 4 H2O
SiO2 + C + Cl2 = CO2 + SiCl4 =>
SiO2 + C + 2 Cl2 = CO2 + SiCl4
KBr(s) + H2O(l) = Br2(s) + H2(g) + KOH(l) =>
2 KBr(s) + 2 H2O(l) = Br2(s) + H2(g) + 2 KOH(l)
Br({-}) = e + Br2 =>
2 Br({-}) = 2e + Br2
AlCl3 + Na2CO3 + H2O = Al(OH)3 + CO2 + NaCl =>
2 AlCl3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 6 NaCl
CO(NH2)2 + Cu + H2O = Cu(NO3)2 + CuCO3 + H2 =>
CO(NH2)2 + 2 Cu + 8 H2O = Cu(NO3)2 + CuCO3 + 10 H2
NH3*H2O + O2 = NO + H2O =>
4 NH3*H2O + 5 O2 = 4 NO + 10 H2O
K4 + Cr(NO3)4 = K(NO3)4 + Cr4 =>
K4 + 4 Cr(NO3)4 = 4 K(NO3)4 + Cr4
NaI + Cl2 = I2 + NaCl =>
2 NaI + Cl2 = I2 + 2 NaCl
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
Ba + HC1 = BaC12 + H2 =>
Ba + 12 HC1 = BaC12 + 6 H2
CH3{-}CH2{-}CH2{-}Br = CH3{-}CH = CH2 + KBr + H2O =>
CH3{-}CH2{-}CH2{-}Br = CH3{-}CH
Al(OH)3 + LiOH = Li3[Al(OH)6] =>
Al(OH)3 + 3 LiOH = Li3[Al(OH)6]
Li2O + H2O = LiOH = O2 =>
Li2O + H2O = 2 LiOH
NO2Br = Br + NO2 =>
NO2Br = Br + NO2
C8H18 + O2 = C + H2O =>
2 C8H18 + 9 O2 = 16 C + 18 H2O
KNO3() = KNO2 + O2 =>
2 KNO3() = 2 KNO2 + O2
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