Équations équilibrées la veille | Équations équilibrées le lendemain |
Ag + 2 HBr = AgBr2 + H2
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
Mg + Al + HCl = MgClAlCl + H2 =>
Mg + Al + 2 HCl = MgClAlCl + H2
Br + Sb = SbBr =>
Br + Sb = SbBr
Cr + HNO3(rozc) = Cr(NO3)2 + NO + H2O =>
3 Cr + 8 HNO3(rozc) = 3 Cr(NO3)2 + 2 NO + 4 H2O
CuCl2 + Ni = Cu2 + NiCl3 =>
6 CuCl2 + 4 Ni = 3 Cu2 + 4 NiCl3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
ZnSO3 + H3PO4 = Zn3(PO4)2 + H2O + SO2 =>
3 ZnSO3 + 2 H3PO4 = Zn3(PO4)2 + 3 H2O + 3 SO2
SrNO3 + (NH4)2CO4 = Sr2CO4(ppt) + NH4NO3 =>
2 SrNO3 + (NH4)2CO4 = Sr2CO4(ppt) + 2 NH4NO3
NaBr + Na2Cr2O7 + H2SO4 = Br2 + Cr2(SO4)3 + Na2(SO4) + H2O =>
6 NaBr + Na2Cr2O7 + 7 H2SO4 = 3 Br2 + Cr2(SO4)3 + 4 Na2(SO4) + 7 H2O
H + AsO2 = As + H2O =>
4 H + AsO2 = As + 2 H2O
K2C2O4*H2O + H2C2O4*2H2O + K2Cr2O7 = K3[Cr(C2O4)3]*3H20 + H2O + CO2 =>
2 K2C2O4*H2O + 67 H2C2O4*2H2O + K2Cr2O7 = 2 K3[Cr(C2O4)3]*3H20 + 143 H2O + 126 CO2
KBrO3 + Na2S2O3 = KBr + Na2SO4 + S =>
KBrO3 + 3 Na2S2O3 = KBr + 3 Na2SO4 + 3 S
H3 + Cl = H3Cl =>
H3 + Cl = H3Cl
Na2O + H2SiO3 = Na2SiO3 + H2O =>
Na2O + H2SiO3 = Na2SiO3 + H2O
CH(CH2)5CH3 + O2 = CO2 + H2O =>
2 CH(CH2)5CH3 + 21 O2 = 14 CO2 + 14 H2O
Ce(NO3)3 + NH3 + H2O = NH4NO3 + Ce(OH)3 =>
Ce(NO3)3 + 3 NH3 + 3 H2O = 3 NH4NO3 + Ce(OH)3
Na2S2O3 + Br2 + H2O = Na2SO4 + S + HBr =>
Na2S2O3 + Br2 + H2O = Na2SO4 + S + 2 HBr
CH3CHOHCH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + CH3COCH3 =>
3 CH3CHOHCH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 7 H2O + 3 CH3COCH3
Li(OH) + H2CO3 = LiHCO3 + H2O =>
Li(OH) + H2CO3 = LiHCO3 + H2O
Al + HNO3 = H2 + NO3Al =>
2 Al + 2 HNO3 = H2 + 2 NO3Al
Ba(OH)2 + H2CO3 = Ba(CO3)2 + H2OH =>
Ba(OH)2 + 2 H2CO3 = Ba(CO3)2 + 2 H2OH
CH3COH + CuSO4 + NaOH = CH3COOH + H2O + Na2SO4 + Cu2O =>
CH3COH + 2 CuSO4 + 4 NaOH = CH3COOH + 2 H2O + 2 Na2SO4 + Cu2O
NH4PO4 + MgSO4 = NH4SO4 + MgPO4 =>
NH4PO4 + MgSO4 = NH4SO4 + MgPO4
HBr + Cl2 = ClBr + H2 =>
2 HBr + Cl2 = 2 ClBr + H2
H2O2 + KI = K2O + H2O + I2 =>
H2O2 + 2 KI = K2O + H2O + I2
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
NH4Br + KCH3CO2 = KBr + NH4CH3CO2 =>
NH4Br + KCH3CO2 = KBr + NH4CH3CO2
Cu3P2 = Cu + P4 =>
2 Cu3P2 = 6 Cu + P4
Mg + Sn{+} = Mg{+} + Sn =>
Mg + Sn{+} = Mg{+} + Sn
Ca + Cl = Ca2Cl1 =>
2 Ca + Cl = Ca2Cl1
GaBr + Cl3 = GaCl3 + Br2 =>
2 GaBr + 2 Cl3 = 2 GaCl3 + Br2
FeCrO4 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 FeCrO4 + 4 K2CO3 + O2 = 2 Fe2O3 + 4 K2CrO4 + 4 CO2
NaCl + KBrO3 + H2SO4 = Na2SO4 + Cl2 + KBrO + H2O =>
4 NaCl + KBrO3 + 2 H2SO4 = 2 Na2SO4 + 2 Cl2 + KBrO + 2 H2O
(NH4)3PO4(aq) + FeCl2(aq) = Fe3(PO4)2(aq) + NH4Cl(aq) =>
2(NH4)3PO4(aq) + 3 FeCl2(aq) = Fe3(PO4)2(aq) + 6 NH4Cl(aq)
ThO2 + Ca = Th + CaO =>
ThO2 + 2 Ca = Th + 2 CaO
H2OCO(g) + H2(g) = H2O(g) + CH4(g) =>
H2OCO(g) + 3 H2(g) = 2 H2O(g) + CH4(g)
C6H11O6N + O2 = CO2 + H2O + HNO3 =>
C6H11O6N + 7 O2 = 6 CO2 + 5 H2O + HNO3
C3H3(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H3(NO3)3 = 12 CO2 + 6 N2 + 6 H2O + 3 O2
B2O3(s) + NaOH(aq) = NaBO2(aq) + H2O(l) =>
B2O3(s) + 2 NaOH(aq) = 2 NaBO2(aq) + H2O(l)
ZnO(s) + HCl(aq) = ZnCl2 + H2O =>
ZnO(s) + 2 HCl(aq) = ZnCl2 + H2O
Zn + HgO = ZnO2 + Hg =>
Zn + 2 HgO = ZnO2 + 2 Hg
K + O2 + N = KNO3 =>
2 K + 3 O2 + 2 N = 2 KNO3
KAl(OH)4 + H2SO4 = Al2(SO4)3 + K2SO4 + H2O =>
2 KAl(OH)4 + 4 H2SO4 = Al2(SO4)3 + K2SO4 + 8 H2O
CuSO4 + CaCO3 = CuCO3 + CaSO4 =>
CuSO4 + CaCO3 = CuCO3 + CaSO4
K2S + HBr = K2Br + HS =>
K2S + HBr = K2Br + HS
CuSO4*5H2O + C6H12O6 = Cu2O + H2SO4 + C6H12O7 + H2O =>
2 CuSO4*5H2O + C6H12O6 = Cu2O + 2 H2SO4 + C6H12O7 + 8 H2O
H2SO4(aq) + CaCO3(s) = CaSO4(aq) + H2O(l) + CO2(g) =>
H2SO4(aq) + CaCO3(s) = CaSO4(aq) + H2O(l) + CO2(g)
Na + CaS = Ca + NaS =>
Na + CaS = Ca + NaS
PCl5 + C2H5OH = C2H5Cl + POCl3 + HCl =>
PCl5 + C2H5OH = C2H5Cl + POCl3 + HCl
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