Équations équilibrées la veille |
5 Na2SO3 + 2 KIO3 + H2SO4 = 5 Na2SO4 + K2SO4 + I2 + H2O
PbO2 + H2S = H2SO4 + PbO =>
4 PbO2 + H2S = H2SO4 + 4 PbO
C + O2 = CO2 =>
C + O2 = CO2
Na2Cu3 + CaCl2 = Na2Cl3 + CaCu2 =>
2 Na2Cu3 + 3 CaCl2 = 2 Na2Cl3 + 3 CaCu2
PB(NO3)2(s) + K2CO3(s) = PBCO3(s) + KNO3(s) =>
PB(NO3)2(s) + K2CO3(s) = PBCO3(s) + 2 KNO3(s)
Ni + Na = Ni2Na =>
2 Ni + Na = Ni2Na
NaOH + HSO4 = NaSO4 + H2O =>
NaOH + HSO4 = NaSO4 + H2O
(NH4Cl) + KMnO4 = NH4MnO4 + KCl =>
(NH4Cl) + KMnO4 = NH4MnO4 + KCl
AlCl2 + BaSO4 = BaCl2 + AlSO4 =>
AlCl2 + BaSO4 = BaCl2 + AlSO4
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
SiO2 + K2O = K2SiO3 =>
SiO2 + K2O = K2SiO3
Ag + KCN = AgKCN =>
Ag + KCN = AgKCN
H2O2 + SO2 = H2SO4 =>
H2O2 + SO2 = H2SO4
MnF4 = MnF3 + F2 =>
2 MnF4 = 2 MnF3 + F2
HCl + NaSO3 = HSO3 + NaCl =>
HCl + NaSO3 = HSO3 + NaCl
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2]2 + NH4Cl + OH =>
2 CuCl2 + 12 NH3 + 8 H2O = [Cu(NH3)4(H2O)2]2 + 4 NH4Cl + 4 OH
Cr + HCI = CrCI + H =>
Cr + HCI = CrCI + H
CH4 + C = C2H4 =>
CH4 + C = C2H4
PbO2 + SrF2 = PbF4 + SrO =>
PbO2 + 2 SrF2 = PbF4 + 2 SrO
Au + N = NAu =>
Au + N = NAu
Zn + K[Au(CN)2] = K2[Zn(CN)4] + Au =>
Zn + 2 K[Au(CN)2] = K2[Zn(CN)4] + 2 Au
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C6H5Cl + CH3Cl + Na = C6H5CH3 + NaCl =>
C6H5Cl + CH3Cl + 2 Na = C6H5CH3 + 2 NaCl
SnCl2 + Br2 = SnCl4 + SnBr4 =>
2 SnCl2 + 2 Br2 = SnCl4 + SnBr4
SiC + NaOH + O2 = Na2SiO3 + H2O + CO2 =>
SiC + 2 NaOH + 2 O2 = Na2SiO3 + H2O + CO2
NaOH + PHPH = NaOHPHPH =>
NaOH + PHPH = NaOHPHPH
HCN + NaOCl = NaCN + HOCl =>
HCN + NaOCl = NaCN + HOCl
AgNO3(aq) + BaO(aq) = Ag2O(s) + Ba(NO3)2(aq) =>
2 AgNO3(aq) + BaO(aq) = Ag2O(s) + Ba(NO3)2(aq)
HC2H3O2 + NaOH = H2O + NaC2H3O2 =>
HC2H3O2 + NaOH = H2O + NaC2H3O2
H2SO4(i) + NaOH(ac) = Na2SO4(s) + H2O(l) =>
H2SO4(i) + 2 NaOH(ac) = Na2SO4(s) + 2 H2O(l)
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Zn + NH3*H2O = [Zn(NH3)2(H2O)2] =>
Zn + 2 NH3*H2O = [Zn(NH3)2(H2O)2]
C6H5NH3Br + KOH = C6H5NH2 + H2O + KBr =>
C6H5NH3Br + KOH = C6H5NH2 + H2O + KBr
HNO2 = H2O + NO2 + NO =>
2 HNO2 = H2O + NO2 + NO
CuO + Zn + HCl = Cu + ZnCl + H2O =>
CuO + 2 Zn + 2 HCl = Cu + 2 ZnCl + H2O
MnCO3 + O2 = Mn2O3 + CO2 =>
4 MnCO3 + O2 = 2 Mn2O3 + 4 CO2
K2Cr2O7 + HSO4 + C2H6O + H2O = KCr(SO4)2*12H2O + C2H4O =>
K2Cr2O7 + 4 HSO4 + 5 C2H6O + 17 H2O = 2 KCr(SO4)2*12H2O + 5 C2H4O
HSO4{-} + Al{3}{+} = Al(HSO4)3 =>
3 HSO4{-} + Al{3}{+} = Al(HSO4)3
KPO3 + H2O = KH2PO4 =>
KPO3 + H2O = KH2PO4
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
CH3OH + O2 = H2O + CH2OH =>
4 CH3OH + O2 = 2 H2O + 4 CH2OH
SiF4 + H2 = Si + HF =>
SiF4 + 2 H2 = Si + 4 HF
Bi2S3 + HNO3 + H2O = S + NO + Bi(OH)3 =>
Bi2S3 + 2 HNO3 + 2 H2O = 3 S + 2 NO + 2 Bi(OH)3
C6H5OH + Na2CO3 = C6H5NaO + H2O + CO2 =>
2 C6H5OH + Na2CO3 = 2 C6H5NaO + H2O + CO2
CuNO3 + NaSO3 = CuSO3 + NaNO3 =>
CuNO3 + NaSO3 = CuSO3 + NaNO3
NH4Cl + NiSO4 = NiCl + NH4SO4 =>
NH4Cl + NiSO4 = NiCl + NH4SO4
KBrO3 + NH3OHHCl = N2O + H2O + KBr + HCl =>
KBrO3 + 2 NH3OHHCl = N2O + 4 H2O + KBr + 2 HCl
KMnO4 + Ca(OH)2 + H2SO4 = K2Ca(SO4)2 + Ca(MnO4)2 + H2O =>
2 KMnO4 + 2 Ca(OH)2 + 2 H2SO4 = K2Ca(SO4)2 + Ca(MnO4)2 + 4 H2O
Pb(OH)2 + HMnO4 = Pb2MnO8 + H2 =>
4 Pb(OH)2 + 2 HMnO4 = 2 Pb2MnO8 + 5 H2
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