Équations équilibrées la veille |
2 KCrO2 + 3 NaCIO + 2 KOH = 2 K2CrO4 + 3 NaCI + H2O
C11H14O3 + O2 = H2O + CO2 =>
C11H14O3 + 13 O2 = 7 H2O + 11 CO2
HCH3COO + HCO3 = H2O + CO2 =>
HCH3COO + 8 HCO3 = 6 H2O + 10 CO2
MnI2(s) + F2(g) = MnF3(s) + IF5(l) =>
2 MnI2(s) + 13 F2(g) = 2 MnF3(s) + 4 IF5(l)
FeBr3 + (NH4)2(SO4) = Fe2(SO4)3 + NH4Br =>
2 FeBr3 + 3(NH4)2(SO4) = Fe2(SO4)3 + 6 NH4Br
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C6H5CH3 + O2 = C6H5CHO + H2O =>
C6H5CH3 + O2 = C6H5CHO + H2O
H4SiO4 + Al(OH)3 = Al2(SiO3)3 + H2O =>
3 H4SiO4 + 2 Al(OH)3 = Al2(SiO3)3 + 9 H2O
NaCl + H2O = Na + H2OCl =>
NaCl + H2O = Na + H2OCl
C14H31N + C3H5Cl = C17H36ClN =>
C14H31N + C3H5Cl = C17H36ClN
AlNa(OH)2CO3 + HCl = AlCl3 + NaCl + H2O + CO2 =>
AlNa(OH)2CO3 + 4 HCl = AlCl3 + NaCl + 3 H2O + CO2
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
(NH4)2SO4 + Ca(OH)2 = CaSO4 + NH4 + OH =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 NH4 + 2 OH
Na2S + BaCl2 = Na2Cl2 + BaS =>
Na2S + BaCl2 = Na2Cl2 + BaS
Cu + (SO4)2 = Cu(SO4)2 =>
Cu + (SO4)2 = Cu(SO4)2
(COOHH2O)2 + NaOH = (COONa)2 + H2O =>
(COOHH2O)2 + 2 NaOH = (COONa)2 + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KHCO3 + HNO3 = CO2 + H2O + KNO3 =>
KHCO3 + HNO3 = CO2 + H2O + KNO3
Al(OH)3(s) = Al2O3 + H2O(l) =>
2 Al(OH)3(s) = Al2O3 + 3 H2O(l)
SiO2(s) + HF(cq) = H2SiF6(s) + H2O(l) =>
SiO2(s) + 6 HF(cq) = H2SiF6(s) + 2 H2O(l)
CrCl3 + H2SO4 = Cr2(SO4)3 + ClH =>
2 CrCl3 + 3 H2SO4 = Cr2(SO4)3 + 6 ClH
C2H2 + HNO3 = C2H4(NO3)2 =>
C2H2 + 2 HNO3 = C2H4(NO3)2
CH3CH2Br + AgNO3 + H2O = CH3CH2OH + AgBr(s) + HNO3 =>
CH3CH2Br + AgNO3 + H2O = CH3CH2OH + AgBr(s) + HNO3
PBO2 = PBO + O =>
PBO2 = PBO + O
HCH3COOKOH = KC2H3O2H2O =>
HCH3COOKOH = KC2H3O2H2O
Carbon + Water = CO + Hydrogen =>
C + H2O = CO + H2
Cu(s) + HI(aq) = CuI(aq) + H2(g) =>
2 Cu(s) + 2 HI(aq) = 2 CuI(aq) + H2(g)
PH2Br = P4 + H2 + Br2 =>
4 PH2Br = P4 + 4 H2 + 2 Br2
Co2O3 + KI = Co + KO + I2 =>
2 Co2O3 + 6 KI = 4 Co + 6 KO + 3 I2
NH4NO3(s) = NH4(g) + NO3(g) =>
NH4NO3(s) = NH4(g) + NO3(g)
K2Cr2O7 + C2H6O + H2SO4 = Cr2(SO4)3 + C2H2O2 + K2SO4 + H2O =>
K2Cr2O7 + C2H6O + 4 H2SO4 = Cr2(SO4)3 + C2H2O2 + K2SO4 + 6 H2O
Si + O = Si2O =>
2 Si + O = Si2O
TiO2 + Ca(PO3)2 + CaCl2 = TiCl4 + Ca3(PO4)2 =>
TiO2 + Ca(PO3)2 + 2 CaCl2 = TiCl4 + Ca3(PO4)2
Fe + NaCl + H2O = FeCl + NaOH + H2 =>
2 Fe + 2 NaCl + 2 H2O = 2 FeCl + 2 NaOH + H2
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
AgNO3 + Na2S2O3 = Na3[Ag(S2O3)2] + NaNO3 =>
AgNO3 + 2 Na2S2O3 = Na3[Ag(S2O3)2] + NaNO3
NO + Fr2Cr2O7 + H2O = N2O5 + Cr + FrOH =>
4 NO + Fr2Cr2O7 + H2O = 2 N2O5 + 2 Cr + 2 FrOH
K2O(s) + P4O10 = K3PO4 =>
6 K2O(s) + P4O10 = 4 K3PO4
Fe2S + AgNO3 = Fe(NO3) + Ag2S =>
Fe2S + 2 AgNO3 = 2 Fe(NO3) + Ag2S
NH4 + Br + Ba(NO3)2 = NH4(NO3)2 + BaBr2 =>
NH4 + 2 Br + Ba(NO3)2 = NH4(NO3)2 + BaBr2
K2(MnO4) + H2O = KMnO4 + MnO2 + K(OH) =>
3 K2(MnO4) + 2 H2O = 2 KMnO4 + MnO2 + 4 K(OH)
NH4Cl(aq) + Ba(OH)2(s) = BaCl2(aq) + NH3(g) + H2O(l) =>
2 NH4Cl(aq) + Ba(OH)2(s) = BaCl2(aq) + 2 NH3(g) + 2 H2O(l)
Cu + PtCl2 = CuCl2 + Pt =>
Cu + PtCl2 = CuCl2 + Pt
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4 =>
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4
MgI2 + Br2 = MgBr2 + I2 =>
MgI2 + Br2 = MgBr2 + I2
KNO3 + NaOH = KNOH + NaO3 =>
KNO3 + NaOH = KNOH + NaO3
Na2SO4(aq) + NH4NO3(aq) = (NH4)2SO4 + NaNO3 =>
Na2SO4(aq) + 2 NH4NO3(aq) = (NH4)2SO4 + 2 NaNO3
PbBr2 + AgNO3 = Pb(NO3)2 + BrAg =>
PbBr2 + 2 AgNO3 = Pb(NO3)2 + 2 BrAg
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Al(NO3)3 + CaO = Al2O3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 CaO = Al2O3 + 3 Ca(NO3)2
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