Équations équilibrées la veille |
K2Cr2O7 + 10 HCl = 2 KCl + 2 CrO + 5 H2O + 4 Cl2
C6H4(COOH)2 + C2H6O2 = C10H8O4 + H2O =>
C6H4(COOH)2 + C2H6O2 = C10H8O4 + 2 H2O
Cr[OH]3 + NaOH = NaCrO2 + H2O =>
Cr[OH]3 + NaOH = NaCrO2 + 2 H2O
K2S + K2Cr2O7 + KHSO4 = K2SO4 + Cr2(SO4)3 + H2O =>
3 K2S + 4 K2Cr2O7 + 32 KHSO4 = 23 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Be + H2O = H2BeO =>
Be + H2O = H2BeO
FeCl + Br = FeBr3 + Cl2 =>
2 FeCl + 6 Br = 2 FeBr3 + Cl2
C18H38 + CuO = Cu + CO2 + H2O =>
C18H38 + 55 CuO = 55 Cu + 18 CO2 + 19 H2O
Ba(NO3)2 + CuSO4 = Ba(SO4)2 + Cu(NO3) =>
Ba(NO3)2 + 2 CuSO4 = Ba(SO4)2 + 2 Cu(NO3)
HI(aq) + Li2S = LiI + H2S =>
2 HI(aq) + Li2S = 2 LiI + H2S
Cu + S = Cu2S = Cu + S = Cu2S =>
2 Cu + S = Cu2S
H2S + CO2 = OH + CS =>
H2S + CO2 = 2 OH + CS
CuSO4 + CuCl2 = Cu + Cl2SO4 =>
CuSO4 + CuCl2 = 2 Cu + Cl2SO4
KBr + KMnO4 + H2O = Br2 + MnO3 + KOH =>
2 KBr + 2 KMnO4 + 2 H2O = Br2 + 2 MnO3 + 4 KOH
SO2 + Na2SO4 + H2O = H2SO4 + Na2SO3 =>
SO2 + Na2SO4 + H2O = H2SO4 + Na2SO3
Cu + Hg2(NO3)2 = Hg + Cu(NO3)2 =>
Cu + Hg2(NO3)2 = 2 Hg + Cu(NO3)2
B + HNO3 + H2O = NO + H3BO3 =>
B + HNO3 + H2O = NO + H3BO3
FeCl + Br = FeBr3 + Cl2 =>
2 FeCl + 6 Br = 2 FeBr3 + Cl2
SO2 + Na2SO4 + H2O = H2SO4 + Na2SO3 =>
SO2 + Na2SO4 + H2O = H2SO4 + Na2SO3
Ca(OH)2 + H2SO4 = Ca2(OH)2SO4 + H2O =>
2 Ca(OH)2 + H2SO4 = Ca2(OH)2SO4 + 2 H2O
NH4Cl + NaNO3 = (NH4)(NO3) + NaCl =>
NH4Cl + NaNO3 = (NH4)(NO3) + NaCl
Ba(NO3)2(aq) + KOH(aq) = Ba(OH)2(s) + KNO3(aq) =>
Ba(NO3)2(aq) + 2 KOH(aq) = Ba(OH)2(s) + 2 KNO3(aq)
SOCl2(l) + H2O(l) = SO2 + HCl =>
SOCl2(l) + H2O(l) = SO2 + 2 HCl
HI + Al2(CO3)3 = AlI3 + H2O + CO2 =>
6 HI + Al2(CO3)3 = 2 AlI3 + 3 H2O + 3 CO2
CH3COONa + NaOH = Na2CO3 + CH4 =>
CH3COONa + NaOH = Na2CO3 + CH4
KI + CH2Cl2 = ICl2 + CH2K =>
KI + CH2Cl2 = ICl2 + CH2K
BaO2 + CrCl3 + NaOH = Na2CrO4 + H2O + BaCl2 =>
3 BaO2 + 2 CrCl3 + 4 NaOH = 2 Na2CrO4 + 2 H2O + 3 BaCl2
Co3O4 + H = Co + OH =>
Co3O4 + 4 H = 3 Co + 4 OH
KIO3AgNO3 = KNO3AgIO3 =>
KIO3AgNO3 = KNO3AgIO3
Al + H2O = Al(OH)3(s) + H2 =>
2 Al + 6 H2O = 2 Al(OH)3(s) + 3 H2
FeBr2 + H3PO4 = Fe3(PO4)2 + HBr =>
3 FeBr2 + 2 H3PO4 = Fe3(PO4)2 + 6 HBr
N1H4N1O3 = N2 + O2 + H2O =>
2 N1H4N1O3 = 2 N2 + O2 + 4 H2O
C4H8 + H2O = C4H8O + H2 =>
C4H8 + H2O = C4H8O + H2
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
C8H18(s) + O2(g) = CO2(s) + H2O =>
2 C8H18(s) + 25 O2(g) = 16 CO2(s) + 18 H2O
AiCl3 + KOH = Ai(OH)3 + KCl =>
AiCl3 + 3 KOH = Ai(OH)3 + 3 KCl
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
HBr(aq) + KOH(aq) = KBr(s) + H2O(g) =>
HBr(aq) + KOH(aq) = KBr(s) + H2O(g)
P + HClO3 + H2O = H3PO4 + HCl =>
6 P + 5 HClO3 + 9 H2O = 6 H3PO4 + 5 HCl
H2SO4 + Ca(HCOO)2 = CaSO4 + HCOOH =>
H2SO4 + Ca(HCOO)2 = CaSO4 + 2 HCOOH
MgP2 = Mg + P2 =>
MgP2 = Mg + P2
Na2SO3(s) + SO2(g) = NaSO2 + SO3 =>
Na2SO3(s) + 2 SO2(g) = 2 NaSO2 + SO3
HSiO3 + Ca(OH)2 = Ca(SiO3)2 + H2O =>
2 HSiO3 + Ca(OH)2 = Ca(SiO3)2 + 2 H2O
NH3(g) + H2O(l) + CO2(g) + NaCl(aq) = NaHCO3(aq) + NH4Cl(aq) =>
NH3(g) + H2O(l) + CO2(g) + NaCl(aq) = NaHCO3(aq) + NH4Cl(aq)
CH2 + H2 + O2 = CH3OH =>
2 CH2 + 2 H2 + O2 = 2 CH3OH
Cu(C2H3O2)2 + KOH = Cu(OH) + K(C2H3O2)2 =>
Cu(C2H3O2)2 + KOH = Cu(OH) + K(C2H3O2)2
NH4Cl + NiSO4 = NiCl + NH4SO4 =>
NH4Cl + NiSO4 = NiCl + NH4SO4
NaCl + C6H8O7 = Cl + Na(C6H8O7) =>
NaCl + C6H8O7 = Cl + Na(C6H8O7)
(NH4)OH + Ca(NO3)2 = Ca(OH)2 + NH4NO3 =>
2(NH4)OH + Ca(NO3)2 = Ca(OH)2 + 2 NH4NO3
SF5O3SF5 = SF5O2SF5 + O2 =>
2 SF5O3SF5 = 2 SF5O2SF5 + O2
PbS + Na2SO7 = Pb + Na2S + SO2 =>
7 PbS + 2 Na2SO7 = 7 Pb + 2 Na2S + 7 SO2
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