Équations équilibrées la veille |
2 K2Cr2O7 + 14 SnCl2 + 28 HCl = 4 CrCl3 + 4 KCl + 13 Cl2 + 14 H2O*SnCl
Au + HCl + NHO3 = AuCl3 + NO + H2O =>
Au + 3 HCl + NHO3 = AuCl3 + NO + 2 H2O
NI3 = I18N6 =>
6 NI3 = I18N6
Ru + H2SO4 + KBrO3 = RuO4 + K2SO4 + Br2 + H2O =>
5 Ru + 4 H2SO4 + 8 KBrO3 = 5 RuO4 + 4 K2SO4 + 4 Br2 + 4 H2O
Pb(OH)2 + HI = HI(OH)2 + Pb =>
Pb(OH)2 + HI = HI(OH)2 + Pb
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
ZnS + Pb3(PO4)2 = PbS + Zn3(PO4)2 =>
3 ZnS + Pb3(PO4)2 = 3 PbS + Zn3(PO4)2
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
Sr(OH)2(s) = Sr{+2} + OH{-} =>
Sr(OH)2(s) = Sr{+2} + 2 OH{-}
KOH + HNO3 = HOH + KNO3 =>
KOH + HNO3 = HOH + KNO3
C6H5OK + H2O = C6H5OH + KOH =>
C6H5OK + H2O = C6H5OH + KOH
Bi + HNO2 = Bi(NO2)2 + H2 =>
Bi + 2 HNO2 = Bi(NO2)2 + H2
Ce(NO3)3 + (NH4)2SO4 = NH4(NO3) + Ce2(SO4)3 =>
2 Ce(NO3)3 + 3(NH4)2SO4 = 6 NH4(NO3) + Ce2(SO4)3
MnS + H2O = MnSO + H2 =>
MnS + H2O = MnSO + H2
NaCl + MnO2 + H2SO4 = NaSO4 + Mn + H2O + Cl =>
2 NaCl + MnO2 + 2 H2SO4 = 2 NaSO4 + Mn + 2 H2O + 2 Cl
HCOOH + CH3NH2 = CH3 + HCOO + NH3 =>
HCOOH + CH3NH2 = CH3 + HCOO + NH3
NaHSO4 + CaCl2 = NaHSO4CaCl2 =>
NaHSO4 + CaCl2 = NaHSO4CaCl2
HCH3COO + Na2SO4 = NaHSO4 + CH3COONa =>
HCH3COO + Na2SO4 = NaHSO4 + CH3COONa
Ga + KOH + H2O = K3[Ga(OH)6] + H2 =>
2 Ga + 6 KOH + 6 H2O = 2 K3[Ga(OH)6] + 3 H2
NaCl + O2 = NaClO2 =>
NaCl + O2 = NaClO2
FeS + CaC2 + CaO = Fe + CO + CaS =>
3 FeS + CaC2 + 2 CaO = 3 Fe + 2 CO + 3 CaS
NaCHO3 + HNO3 = NaNO3 + CH2O3 =>
NaCHO3 + HNO3 = NaNO3 + CH2O3
P + NO = P2O5 + N2O =>
2 P + 10 NO = P2O5 + 5 N2O
Sn(OH)2 + NaOH = Sn(OH) + Na(OH)2 =>
Sn(OH)2 + NaOH = Sn(OH) + Na(OH)2
BaCO3CH3COOH = Ba(CH3COOH)CO3 =>
BaCO3CH3COOH = Ba(CH3COOH)CO3
Mg3 + N = Mg3N =>
Mg3 + N = Mg3N
NH4Ac + H2O = NH4OH + HAc =>
NH4Ac + H2O = NH4OH + HAc
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C2H6Cl2 = C2H5ClHCl =>
C2H6Cl2 = C2H5ClHCl
Al + CuSO4*5H2O = Al2(SO4)3 + Cu + H2O =>
2 Al + 3 CuSO4*5H2O = Al2(SO4)3 + 3 Cu + 15 H2O
BaOH2 + Pb4Br = BaBr + Pb4OH2 =>
BaOH2 + Pb4Br = BaBr + Pb4OH2
AlF3 + K2CO3 + H2O = KAlCO3F2 + KOH + HF =>
AlF3 + K2CO3 + H2O = KAlCO3F2 + KOH + HF
Al(OH)3 + H4SiO4 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4SiO4 = Al4(SiO4)3 + 12 H2O
Al(ClO3)3(aq) + K2CO3(aq) = Al2(CO3)3(s) + KClO3(aq) =>
2 Al(ClO3)3(aq) + 3 K2CO3(aq) = Al2(CO3)3(s) + 6 KClO3(aq)
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
HCI + NaOH = NaCI + H(OH) =>
HCI + NaOH = NaCI + H(OH)
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
KCNS + FeCl2 = KCl + Fe(CNS)2 =>
2 KCNS + FeCl2 = 2 KCl + Fe(CNS)2
KMnO4 + H2SO4 + K2C2O4 = K2SO4 + MnSO4 + H2O + CO2 =>
2 KMnO4 + 8 H2SO4 + 5 K2C2O4 = 6 K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
Zn + NH4OH = (Zn(NH3)4)(OH)2 + H2 + H2O =>
Zn + 4 NH4OH = (Zn(NH3)4)(OH)2 + H2 + 2 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
ZnO + H2 = Zn + H2O =>
ZnO + H2 = Zn + H2O
HOH = H2O =>
HOH = H2O
Ba(OH)2Al(NO3)3 = Ba(NO3)3Al(OH)2 =>
Ba(OH)2Al(NO3)3 = Ba(NO3)3Al(OH)2
(NH4)2CO4 + Sr(NO3)2 = NH4NO3 + SrCO4 =>
(NH4)2CO4 + Sr(NO3)2 = 2 NH4NO3 + SrCO4
(NH4)2Fe(SO4)2 + K4[Fe(CN)6] = Fe4[Fe(CN)6]2 + (NH4)2SO4 + K2SO4 =>
4(NH4)2Fe(SO4)2 + 2 K4[Fe(CN)6] = Fe4[Fe(CN)6]2 + 4(NH4)2SO4 + 4 K2SO4
BaO + H{2}O = Ba(OH){2} =>
BaO + H{2}O = Ba(OH){2}
Ag2O2 = AgO =>
Ag2O2 = 2 AgO
Br2 + H2SO4 = HBrO4 + SO2 + H2O =>
Br2 + 7 H2SO4 = 2 HBrO4 + 7 SO2 + 6 H2O
HSO4 + Ba = BaSO4 + H2 =>
2 HSO4 + 2 Ba = 2 BaSO4 + H2
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