Équations équilibrées la veille |
3 Cu + 2 KNO3 + 8 NaHSO4 = 3 CuSO4 + K2SO4 + 4 Na2SO4 + 2 NO + 4 H2O
NaBr + Na2S2O8 = Br2 + Na2SO4 =>
2 NaBr + Na2S2O8 = Br2 + 2 Na2SO4
K2SO4 + NaNO3 = K2NO3 + NaSO4 =>
K2SO4 + NaNO3 = K2NO3 + NaSO4
FeS(s) + HCl(ag) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(ag) = FeCl2(aq) + H2S(g)
PbNo3 + Na2S = Pb2S + NaNo3 =>
2 PbNo3 + Na2S = Pb2S + 2 NaNo3
S + Cl2 = S2Cl7 =>
4 S + 7 Cl2 = 2 S2Cl7
C6H5NO2 + S2{-} + H{+} = C6H5NH2 + S + H2O =>
C6H5NO2 + 6 S2{-} + 6 H{+} = C6H5NH2 + 12 S + 2 H2O
NH + NO = N2O + H =>
NH + NO = N2O + H
Fe + P + O4 = FePO4 =>
Fe + P + O4 = FePO4
AlCl3 + Al + H2O = AlOHCl2 + H2 =>
4 AlCl3 + 2 Al + 6 H2O = 6 AlOHCl2 + 3 H2
Na2HPO4 + Ba(NO3)2 = Na2(NO3)2 + BaHPO4 =>
Na2HPO4 + Ba(NO3)2 = Na2(NO3)2 + BaHPO4
H2O2 + CaCl2 = Cl2 + CaO + H2O =>
H2O2 + CaCl2 = Cl2 + CaO + H2O
Na3PO4 + HBr = Na3Br + PO4H =>
Na3PO4 + HBr = Na3Br + PO4H
CH3CH2OCH2CH3(l) + O2 = CO2 + H2O =>
CH3CH2OCH2CH3(l) + 6 O2 = 4 CO2 + 5 H2O
Na3VO4 + NH4Cl = NH4VO3 + NaCl + NH3 + H2O =>
Na3VO4 + 3 NH4Cl = NH4VO3 + 3 NaCl + 2 NH3 + H2O
Ni12 + I2 = Ni6I2 =>
Ni12 + 2 I2 = 2 Ni6I2
FeS + O2 = FeO3 + SO2 =>
2 FeS + 5 O2 = 2 FeO3 + 2 SO2
CaCl2(ag) + Na2CO3(ag) = CaCO3(s) + NaCl(ag) =>
CaCl2(ag) + Na2CO3(ag) = CaCO3(s) + 2 NaCl(ag)
H3(PO4) + KOH = KH2(PO4) + H2O =>
H3(PO4) + KOH = KH2(PO4) + H2O
Cu(C2H3O2)2 + MgS = MgS(C2H3O2)2 + Cu =>
Cu(C2H3O2)2 + MgS = MgS(C2H3O2)2 + Cu
CaSO4 + H2SiO3 = CaSiO3 + H2SO4 =>
CaSO4 + H2SiO3 = CaSiO3 + H2SO4
K2SO4 + BaC2H3O2 = K2C2H3O2 + BaSO4 =>
K2SO4 + BaC2H3O2 = K2C2H3O2 + BaSO4
H{+}(aq) + NO3{-}(aq) + Cu(s) = Cu{2+}(aq) + H2O(l) + NO(g) =>
8 H{+}(aq) + 2 NO3{-}(aq) + 3 Cu(s) = 3 Cu{2+}(aq) + 4 H2O(l) + 2 NO(g)
H3P + AgCl = Ag3P + HCl =>
H3P + 3 AgCl = Ag3P + 3 HCl
LiOH + SO3 = Li2(SO4) + H2O =>
2 LiOH + SO3 = Li2(SO4) + H2O
Zn + P + O = Zn3(PO4)2 =>
3 Zn + 2 P + 8 O = Zn3(PO4)2
CuO + Ai = Ai2O3 + Cu =>
3 CuO + 2 Ai = Ai2O3 + 3 Cu
CH3COOH + NaOH = NaCH3 + CO + H2O =>
3 CH3COOH + 2 NaOH = 2 NaCH3 + 4 CO + 4 H2O
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaSO4
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
NaOCl + KJ + H2SO4 = NaCl + J2 + K2SO4 + H2O =>
NaOCl + 2 KJ + H2SO4 = NaCl + J2 + K2SO4 + H2O
Mg + SiO = MgO + MgSi2 =>
3 Mg + 2 SiO = 2 MgO + MgSi2
KI + NaNO2 + H2SO4 = I2 + NaNO + K2SO4 + H2O =>
2 KI + NaNO2 + H2SO4 = I2 + NaNO + K2SO4 + H2O
HNO3 + BaO4 = Ba(NO3)2 + H2O2 + O2 =>
2 HNO3 + BaO4 = Ba(NO3)2 + H2O2 + O2
Cl2 + K2S + KOH = KCl + K2SO4 + H2O =>
4 Cl2 + K2S + 8 KOH = 8 KCl + K2SO4 + 4 H2O
CH2O = CH4CO2 =>
2 CH2O = CH4CO2
KOK + H2SO4 = K2SO4 + H2O =>
KOK + H2SO4 = K2SO4 + H2O
BaCl2H4O2 + H24Na3O16P = Ba3O8P2 + NaCl + H2O =>
3 BaCl2H4O2 + 2 H24Na3O16P = Ba3O8P2 + 6 NaCl + 30 H2O
AuCO3 + Mn(ClO4)5 = Au(ClO4)2 + Mn2(CO3)5 =>
5 AuCO3 + 2 Mn(ClO4)5 = 5 Au(ClO4)2 + Mn2(CO3)5
TaCl5 + R3N = [TaCl5(NR3)] =>
TaCl5 + R3N = [TaCl5(NR3)]
CH2O = COH2 =>
CH2O = COH2
Na3[Cr(OH)6] + Cl2 + NaOH = NaCl + NaCrO4 + H2O =>
Na3[Cr(OH)6] + 2 Cl2 + 2 NaOH = 4 NaCl + NaCrO4 + 4 H2O
Ca(OH)2 + SO3 = Ca(SO4) + H2O =>
Ca(OH)2 + SO3 = Ca(SO4) + H2O
Al(NO3)3 + NH4 + OH = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 NH4 + 3 OH = Al(OH)3 + 3 NH4NO3
K202 + H2O = KOH + H2 =>
K202 + 202 H2O = 202 KOH + 101 H2
Al(NO3)3 + KOH = K(NO3) + Al(OH)3 =>
Al(NO3)3 + 3 KOH = 3 K(NO3) + Al(OH)3
Al2(SO4)3 + KCl + H2O = KClO4 + Al + H2SO4 =>
4 Al2(SO4)3 + 3 KCl + 12 H2O = 3 KClO4 + 8 Al + 12 H2SO4
Al2(SO4)3(aq) + NaOH(aq) = Al(OH)3(s) + Na2(SO4)(aq) =>
Al2(SO4)3(aq) + 6 NaOH(aq) = 2 Al(OH)3(s) + 3 Na2(SO4)(aq)
Rb2Se + CoS = Rb2S + CoSe =>
Rb2Se + CoS = Rb2S + CoSe
Au + KCN + O + H2O = KAu(CN)4 + KOH =>
2 Au + 8 KCN + 3 O + 3 H2O = 2 KAu(CN)4 + 6 KOH
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