Équations équilibrées la veille |
6 Me2NBH2 = 4 Me3NBH3 + N2 + 2 B
KBr + AlCl3 = KCl + AlBr3 =>
3 KBr + AlCl3 = 3 KCl + AlBr3
Mn(NO3)2 = MnO2 + NO2 =>
Mn(NO3)2 = MnO2 + 2 NO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KBr + AlCl3 = KCl + AlBr3 =>
3 KBr + AlCl3 = 3 KCl + AlBr3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HC2H3O2 + K2CO3 = H2CO3 + KC2H3O2 =>
2 HC2H3O2 + K2CO3 = H2CO3 + 2 KC2H3O2
Mn(NO3)2 + Na3PO4 = Mn3(PO4)2 + NaNO3 =>
3 Mn(NO3)2 + 2 Na3PO4 = Mn3(PO4)2 + 6 NaNO3
MgCl2 + KOH = KCl + Mg(OH)2 =>
MgCl2 + 2 KOH = 2 KCl + Mg(OH)2
P + O2 = P2O10 =>
2 P + 5 O2 = P2O10
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Li + AuCl3(aq) = LiCl + Au =>
3 Li + AuCl3(aq) = 3 LiCl + Au
In2(SiO2)3 = In + SiO2 =>
In2(SiO2)3 = 2 In + 3 SiO2
nickel + copper(I)bromide = nickel(II)bromide + copper =>
Ni + 2 CuBr = NiBr2 + 2 Cu
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
V + O2 = VO =>
2 V + O2 = 2 VO
Zn(NO3)2 + H2S = ZnS + H2(NO3)2 =>
Zn(NO3)2 + H2S = ZnS + H2(NO3)2
(NH4)2S + Mn(NO3)2 = NH4NO3 + MnS =>
(NH4)2S + Mn(NO3)2 = 2 NH4NO3 + MnS
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Mn(NO3)2 + NaOH = Mn(OH)2 + NaNO3 =>
Mn(NO3)2 + 2 NaOH = Mn(OH)2 + 2 NaNO3
Se + H2SO4 = SeSO3 + H2O =>
Se + H2SO4 = SeSO3 + H2O
C(s) + H2O(l) = CH4(g) + CO2(g) =>
2 C(s) + 2 H2O(l) = CH4(g) + CO2(g)
Na(HCO3)2 + C4H6O6 = CO2 + H2O + Na3C6H5O7 =>
30 Na(HCO3)2 + 21 C4H6O6 = 84 CO2 + 68 H2O + 10 Na3C6H5O7
AgCH = Ag + CH =>
AgCH = Ag + CH
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cu + Ba(NO2)2 = Cu(NO2)2 + Ba =>
Cu + Ba(NO2)2 = Cu(NO2)2 + Ba
Sr(OH)2 + HI = SrI2 + H2O =>
Sr(OH)2 + 2 HI = SrI2 + 2 H2O
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
NaHSO4 + K2CrO4 = K2Cr2O7 + NaOH + K2SO4 =>
NaHSO4 + 2 K2CrO4 = K2Cr2O7 + NaOH + K2SO4
HOI + Mg(OH)2 = Mg(OI)2 + H2O =>
2 HOI + Mg(OH)2 = Mg(OI)2 + 2 H2O
P2O5 + HClO4 = Cl2O7 + H3PO4 =>
P2O5 + 6 HClO4 = 3 Cl2O7 + 2 H3PO4
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
K2CrO4 + Cl2 + KOH = KCrO2 + KClO + H2O =>
2 K2CrO4 + 3 Cl2 + 4 KOH = 2 KCrO2 + 6 KClO + 2 H2O
CH3COOH + K = CHCOOK + H2 =>
2 CH3COOH + 2 K = 2 CHCOOK + 3 H2
Na3[Cr(OH)6] + NaClO3 = NaCl + H2O + NaOH + Na2CrO4 =>
2 Na3[Cr(OH)6] + NaClO3 = NaCl + 5 H2O + 2 NaOH + 2 Na2CrO4
PCl5 + KMnO4 = KCl + MnO2 + Cl2 + POCl3 =>
4 PCl5 + 2 KMnO4 = 2 KCl + 2 MnO2 + 3 Cl2 + 4 POCl3
H3N + KOH = HOH + K3N =>
H3N + 3 KOH = 3 HOH + K3N
Au + HCl = AuCl + H =>
Au + HCl = AuCl + H
CrCl3 + NH3*H2O = Cr(NH4)3 + HClO =>
CrCl3 + 3 NH3*H2O = Cr(NH4)3 + 3 HClO
MnO2 + H2O + Na2SO3 = Na2SO4 + Mn(OH)2 =>
MnO2 + H2O + Na2SO3 = Na2SO4 + Mn(OH)2
HBr + CH3CHOHCH3 = CH3CHBrCH3 + H2O =>
HBr + CH3CHOHCH3 = CH3CHBrCH3 + H2O
LiBr + Pb(C2H3O2)2 = LiC2H3O2 + PbBr2 =>
2 LiBr + Pb(C2H3O2)2 = 2 LiC2H3O2 + PbBr2
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Cr2O7{-2} + H{+} + I{-} = Cr{3+} + IO3{-} + H2O =>
Cr2O7{-2} + 8 H{+} + I{-} = 2 Cr{3+} + IO3{-} + 4 H2O
Cr2(SO3)3 + H2SO4 = Cr2(SO4)3 + H2SO3 =>
Cr2(SO3)3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2SO3
Rb + H3PO4 = Rb3PO4 + H =>
3 Rb + H3PO4 = Rb3PO4 + 3 H
Re + Cl = ReCl =>
Re + Cl = ReCl
NaCrO2 + Ba(OH)2 = Cr2O3 + NaOH + BaO =>
2 NaCrO2 + Ba(OH)2 = Cr2O3 + 2 NaOH + BaO
Na2SO4 + KNO3 = K2SO4 + NaNO3 =>
Na2SO4 + 2 KNO3 = K2SO4 + 2 NaNO3
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