Équations équilibrées la veille |
Mn(s) + 2 HNO3(aq) = Mn(NO3)2 + H2
HF + Mg(OH)2 = MgF2 + H2O =>
2 HF + Mg(OH)2 = MgF2 + 2 H2O
NaClO3 + HCl = ClO2 + NaCl + H2O =>
5 NaClO3 + 6 HCl = 6 ClO2 + 5 NaCl + 3 H2O
NaOH + AgNO3 = Ag2O + NaNO3 + H2O =>
2 NaOH + 2 AgNO3 = Ag2O + 2 NaNO3 + H2O
C6H2O2 + O2 = CO2 + H2O =>
2 C6H2O2 + 11 O2 = 12 CO2 + 2 H2O
Co + HNO3 = Co(NO3) + H2O + NO =>
3 Co + 4 HNO3 = 3 Co(NO3) + 2 H2O + NO
FeCl3 + Na2S = FeS + S + NaCl =>
2 FeCl3 + 3 Na2S = 2 FeS + S + 6 NaCl
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
KOH + Cl2O7 = KClO4 + H2O =>
2 KOH + Cl2O7 = 2 KClO4 + H2O
HC2H3O2 + NaC2H3O2 = H2O + NaC3H3O2 =>
HC2H3O2 + 2 NaC2H3O2 = 2 H2O + 2 NaC3H3O2
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Zn + Cu(NO3)2 = Cu + Zn(NO3)2 =>
Zn + Cu(NO3)2 = Cu + Zn(NO3)2
FeCl3 + KCl = FeCl2 + KCl5 =>
4 FeCl3 + KCl = 4 FeCl2 + KCl5
CaCl2 + Na2Ca3 = NaCl + Ca =>
CaCl2 + Na2Ca3 = 2 NaCl + 4 Ca
Se + S = SeS2 =>
Se + 2 S = SeS2
PI3 + H2O = H3PO3 + HI =>
PI3 + 3 H2O = H3PO3 + 3 HI
CH3COONa + KOH = CH4 + K2CO3 + NaOH =>
CH3COONa + 2 KOH = CH4 + K2CO3 + NaOH
KCl + HNO3 = KNO3 + Cl2 + H =>
2 KCl + 2 HNO3 = 2 KNO3 + Cl2 + 2 H
H2SO4 + Be = H2 + BeSO4 =>
H2SO4 + Be = H2 + BeSO4
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
LiOH + Br2O7 = LiBrO4 + H2O =>
2 LiOH + Br2O7 = 2 LiBrO4 + H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Na2HPO4 + KOH = NaOH + K3PO4 + H2O =>
Na2HPO4 + 3 KOH = 2 NaOH + K3PO4 + H2O
CH3CHCl2 + NaOH = CH3CHO + NaCl + H2O =>
CH3CHCl2 + 2 NaOH = CH3CHO + 2 NaCl + H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Na2HPO4 + KOH = NaOH + K3PO4 + H2O =>
Na2HPO4 + 3 KOH = 2 NaOH + K3PO4 + H2O
HCl + CO2 = CO2(HCl)2 =>
2 HCl + CO2 = CO2(HCl)2
Al2(SO4)3 = Al203 + SO2 + O2 =>
203 Al2(SO4)3 = 2 Al203 + 609 SO2 + 609 O2
NaHCO3 + K2CO3 = NaCO3 + K2CO3H =>
NaHCO3 + K2CO3 = NaCO3 + K2CO3H
Tl + Pt(BrO)2 = TlBrO + Pt =>
2 Tl + Pt(BrO)2 = 2 TlBrO + Pt
KClO + HCl = KCl + HOH + Cl2 =>
KClO + 2 HCl = KCl + HOH + Cl2
Mf(OH)2 + HCl = MfCl2 + H2O =>
Mf(OH)2 + 2 HCl = MfCl2 + 2 H2O
Cr + MgSO4 = Mg + Cr2(SO4)3 =>
2 Cr + 3 MgSO4 = 3 Mg + Cr2(SO4)3
C4H6H2 = C4H8 =>
C4H6H2 = C4H8
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ba(s) + H2CO3(aq) = H2(g) + BaCO3(aq) =>
Ba(s) + H2CO3(aq) = H2(g) + BaCO3(aq)
Zn + Cu(NO3)2 = Cu + Zn(NO3)2 =>
Zn + Cu(NO3)2 = Cu + Zn(NO3)2
CaCO3 + CH3COOH = CaCH3COO + H2O + CO2 =>
8 CaCO3 + 9 CH3COOH = 8 CaCH3COO + 6 H2O + 10 CO2
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
CrO2 = Cr2O3 + O2 =>
4 CrO2 = 2 Cr2O3 + O2
Cl2 + Ca(OH)2 = Ca2ClO3 + CaCl2 + H2O =>
3 Cl2 + 6 Ca(OH)2 = 2 Ca2ClO3 + 2 CaCl2 + 6 H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
(NH4)2Fe(SO4)2 + H2SO4 + K2Cr2O7 = K2SO4 + (Cr)2(SO4)3 + (NH4)2SO4 + (Fe)2(SO4)3 + H2O =>
6(NH4)2Fe(SO4)2 + 7 H2SO4 + K2Cr2O7 = K2SO4 + (Cr)2(SO4)3 + 6(NH4)2SO4 + 3(Fe)2(SO4)3 + 7 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
KO2(s) + H2O(l) = KOH(aq) + O2 =>
4 KO2(s) + 2 H2O(l) = 4 KOH(aq) + 3 O2
H2SO4 + Ca = CaSO4 + H2 =>
H2SO4 + Ca = CaSO4 + H2
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