Équations équilibrées la veille |
2 NaF + CaO = Na2O + CaF2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al(NO3) + LiO = LiNO3 + AlO =>
Al(NO3) + LiO = LiNO3 + AlO
PbO{3} + Sb + NaOH = PbO + NaSbO{2} + H{2}O =>
4 PbO{3} + 3 Sb + 3 NaOH = 4 PbO + 3 NaSbO{2} + 3 H{2}O
HC1 + K2SO3 = KC1 + H2SO3 =>
2 HC1 + K2SO3 = 2 KC1 + H2SO3
BaO2 + RhO2 = Ba115Rh100O300 + O2 =>
115 BaO2 + 100 RhO2 = Ba115Rh100O300 + 65 O2
Cu2S3 = Cu + S =>
Cu2S3 = 2 Cu + 3 S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb(NO3)2 + MgI2 = Mg(NO3)2 + PbI2 =>
Pb(NO3)2 + MgI2 = Mg(NO3)2 + PbI2
Ti + O2 = Ti2O3 =>
4 Ti + 3 O2 = 2 Ti2O3
Ar + O = ArO =>
Ar + O = ArO
HCOH + NH4NO3 = (CH2NNO2)3 + H2O =>
3 HCOH + 3 NH4NO3 = (CH2NNO2)3 + 6 H2O
CaCl2 + HBr = CaBr2 + HCl =>
CaCl2 + 2 HBr = CaBr2 + 2 HCl
Na2SiO3 + KOH = K2SiO3 + NaOH =>
Na2SiO3 + 2 KOH = K2SiO3 + 2 NaOH
Cs2 + H2O = CsOH + H2 =>
Cs2 + 2 H2O = 2 CsOH + H2
AgCH3CO2(aq) + KOH(aq) = AgOH(s) + KCH3CO2(aq) =>
AgCH3CO2(aq) + KOH(aq) = AgOH(s) + KCH3CO2(aq)
NiClO3 = Ni + ClO3 =>
NiClO3 = Ni + ClO3
KSCN + Co(NO3)2 = CoCN + KS(NO3)2 =>
KSCN + Co(NO3)2 = CoCN + KS(NO3)2
H2O + Ti = Ti3O3 + H2 =>
3 H2O + 3 Ti = Ti3O3 + 3 H2
Cr(OH)3 + H2O2 = CrO4 + H2O =>
2 Cr(OH)3 + 5 H2O2 = 2 CrO4 + 8 H2O
AsH3 + HBrO3 = H3AsO4 + Br2 + H2O =>
5 AsH3 + 8 HBrO3 = 5 H3AsO4 + 4 Br2 + 4 H2O
C4H6O2 = C + H + O =>
C4H6O2 = 4 C + 6 H + 2 O
Au(CN)2(aq) + Zn(s) = Au(s) + Zn(CN)4(aq) =>
2 Au(CN)2(aq) + Zn(s) = 2 Au(s) + Zn(CN)4(aq)
H2SO3 + Ni(OH)2 = Ni2(SO3)2 + H2O =>
2 H2SO3 + 2 Ni(OH)2 = Ni2(SO3)2 + 4 H2O
CaOH + H2O = H3O + CaO =>
CaOH + H2O = H3O + CaO
Na + Cu(NO3)2 = Na(NO3) + Cu =>
2 Na + Cu(NO3)2 = 2 Na(NO3) + Cu
SrCrO4 + NH4OH = Sr(OH)2 + (NH4)2CrO4 =>
SrCrO4 + 2 NH4OH = Sr(OH)2 + (NH4)2CrO4
Mg(NO3)2 + NH4HCO3 = Mg(HCO3)2 + NH4NO3 =>
Mg(NO3)2 + 2 NH4HCO3 = Mg(HCO3)2 + 2 NH4NO3
K2SO3(aq) + HCl(aq) = KCl + H2SO3 =>
K2SO3(aq) + 2 HCl(aq) = 2 KCl + H2SO3
KCI + AgNO = AgCI + KNO =>
KCI + AgNO = AgCI + KNO
Mg2 + S2 = MgS =>
Mg2 + S2 = 2 MgS
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
ZnO + KOH = Zn(OH)2 + K2O =>
ZnO + 2 KOH = Zn(OH)2 + K2O
CH3CH2OH(aq) + O2(g) = CO2(g) + H2O(g) =>
CH3CH2OH(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
Cu + H2SO4 = CuSO4 + H23 =>
23 Cu + 23 H2SO4 = 23 CuSO4 + 2 H23
K2CO3 + S = K2S + CO3 =>
K2CO3 + S = K2S + CO3
Na + H4O = NaO2H3 + H3 =>
3 Na + 6 H4O = 3 NaO2H3 + 5 H3
P4O10 + H2O = H3PO5 + H2 =>
P4O10 + 10 H2O = 4 H3PO5 + 4 H2
Zn + H2SO4 = Zn(SO4)2 + H2S + H2O =>
2 Zn + 5 H2SO4 = 2 Zn(SO4)2 + H2S + 4 H2O
Na2SO4 + K2O = K2SO4 + Na2O =>
Na2SO4 + K2O = K2SO4 + Na2O
KSCN + Co(NO3)2 = CoCN + KS(NO3)2 =>
KSCN + Co(NO3)2 = CoCN + KS(NO3)2
H2 + S = H2S =>
H2 + S = H2S
SF6(g) = S + F2 =>
SF6(g) = S + 3 F2
HCl(aq) + Cu = CuCl2(aq) + H2(g) =>
2 HCl(aq) + Cu = CuCl2(aq) + H2(g)
Al(OH)3 + P2O3 = AlPO3 + H2O =>
2 Al(OH)3 + P2O3 = 2 AlPO3 + 3 H2O
CrOH3 + NaOH = H2O + NaCr =>
CrOH3 + NaOH = 2 H2O + NaCr
C6H6O + C6H7N = C12H11N + H2O =>
C6H6O + C6H7N = C12H11N + H2O
Ba(OH)2 + COCl2 = BaCl2 + CO(OH)2 =>
Ba(OH)2 + COCl2 = BaCl2 + CO(OH)2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
FeO + (HCl)2 = FeCl2 + H2O =>
FeO + (HCl)2 = FeCl2 + H2O
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