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2 SiH2 = 2 Si + H4
AlCl3(ag) + NH4OH(aq) = NH4Cl(aq) + Al(OH)3(s) =>
AlCl3(ag) + 3 NH4OH(aq) = 3 NH4Cl(aq) + Al(OH)3(s)
NaOH + KHC6H4(CO2)2 = KHC6OH + NaH4(CO2)2 =>
NaOH + KHC6H4(CO2)2 = KHC6OH + NaH4(CO2)2
SnO2* + H2* = Sn + H2*O =>
SnO2* + 2 H2* = Sn + 2 H2*O
K2SO4 + ZnI2 = ZnSO4 + KI =>
K2SO4 + ZnI2 = ZnSO4 + 2 KI
CaCO3 + Al2O3 + SiO2 = CaAl2Si2O8 + CO2 =>
CaCO3 + Al2O3 + 2 SiO2 = CaAl2Si2O8 + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C10H8 + H2SO4 = C10H7SO3H + H2O =>
C10H8 + H2SO4 = C10H7SO3H + H2O
CO2 + H2 = CH4 + O2 =>
CO2 + 2 H2 = CH4 + O2
Cu(OH)2 + NH3*H2O = [Cu(NH3)4](OH)2 + H2O =>
Cu(OH)2 + 4 NH3*H2O = [Cu(NH3)4](OH)2 + 4 H2O
Fe4 + Cl6 = FeCl3 =>
Fe4 + 2 Cl6 = 4 FeCl3
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
Cu2CO3(OH)2 + SiO2 + CaCO3 = CaCuSi4O10 + CO2 + H2O =>
Cu2CO3(OH)2 + 8 SiO2 + 2 CaCO3 = 2 CaCuSi4O10 + 3 CO2 + H2O
AgN2H3 + H2 = Ag + NH3 =>
2 AgN2H3 + 3 H2 = 2 Ag + 4 NH3
CH2OHCOOH + NaOH = CH2OHCOONa + H2O =>
CH2OHCOOH + NaOH = CH2OHCOONa + H2O
HBr + Fe(CH3COO)2 = FeBr2 + CH3COOH =>
2 HBr + Fe(CH3COO)2 = FeBr2 + 2 CH3COOH
NaOH(ac) + I2(g) + Cl2(g) = Na2H3IO6(s) + NaCl(ac) + H2O(l) =>
18 NaOH(ac) + I2(g) + 7 Cl2(g) = 2 Na2H3IO6(s) + 14 NaCl(ac) + 6 H2O(l)
Ag + CH3COOH = (CH3COO)2Ag + H2 =>
Ag + 2 CH3COOH = (CH3COO)2Ag + H2
Ni(OH)2 + NH3 = [Ni(NH3)6]{2+} + OH{-} =>
Ni(OH)2 + 6 NH3 = [Ni(NH3)6]{2+} + 2 OH{-}
Mg + HNO3 = Mg(NO3)2 + H =>
Mg + 2 HNO3 = Mg(NO3)2 + 2 H
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Zn + NH3 = ZnH3 + N =>
Zn + NH3 = ZnH3 + N
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
NaOH(aq) + CaCl2(aq) = Ca(OH)2 + NaCl(s) =>
2 NaOH(aq) + CaCl2(aq) = Ca(OH)2 + 2 NaCl(s)
NBr3 + Cl2 = NCl3 + Br2 =>
2 NBr3 + 3 Cl2 = 2 NCl3 + 3 Br2
CH3CH2SH + O2 = H2S + H2O + CO2 =>
CH3CH2SH + 3 O2 = H2S + 2 H2O + 2 CO2
C6H5NO2 + Sn + H{+} = C6H5NH2 + Sn{2+} + H2O =>
C6H5NO2 + 3 Sn + 6 H{+} = C6H5NH2 + 3 Sn{2+} + 2 H2O
CoCl2 + NH4Cl + NH3 + O2 = Co(NH3)6Cl3 + H2O =>
4 CoCl2 + 4 NH4Cl + 20 NH3 + O2 = 4 Co(NH3)6Cl3 + 2 H2O
Al2O3 + H2O = HAlO2 =>
Al2O3 + H2O = 2 HAlO2
HCOH + CuO = HCOOH + Cu =>
HCOH + CuO = HCOOH + Cu
Li + ZnI2 = Zn + LiI =>
2 Li + ZnI2 = Zn + 2 LiI
(NH4)2HPO4 + Ca(OH)2 = Ca3(PO4)2 + H2O + NH3 =>
2(NH4)2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O + 4 NH3
KI2 + P2O = IP + KO =>
KI2 + P2O = 2 IP + KO
Mg + HNO2 = H2 + MgNO2 =>
2 Mg + 2 HNO2 = H2 + 2 MgNO2
(NH4)Cl(aq) + Ba(OH)2 = BaCl2(s) + NH3(g) + H2O(aq) =>
2(NH4)Cl(aq) + Ba(OH)2 = BaCl2(s) + 2 NH3(g) + 2 H2O(aq)
MnSO4 + (NH4)2S = (NH4)2SO4 + Mn2S2 =>
2 MnSO4 + 2(NH4)2S = 2(NH4)2SO4 + Mn2S2
KSCN + H2O = K + HSCN + OH =>
KSCN + H2O = K + HSCN + OH
CrO3 + OH = CrO4 + H2O =>
CrO3 + 2 OH = CrO4 + H2O
MnO4{2_} + H{+} + Cu = Mn{2+} + H2O + Cu{2+} =>
MnO4{2_} + 8 H{+} + 4 Cu = Mn{2+} + 4 H2O + 4 Cu{2+}
(NH4Cl) + NaNO2 = NaCl + N2 + H2O =>
(NH4Cl) + NaNO2 = NaCl + N2 + 2 H2O
Zn(OH)2 + (NH4)2SO4 = ZnSO4 + NH3 + H2O =>
Zn(OH)2 + (NH4)2SO4 = ZnSO4 + 2 NH3 + 2 H2O
Al2O3 + HF = Al2O3HF =>
Al2O3 + HF = Al2O3HF
NaCl(s) + H2O(enexceso) = HCl + NaOH =>
NaCl(s) + H2O(enexceso) = HCl + NaOH
Mg3O7 = Mg + O =>
Mg3O7 = 3 Mg + 7 O
HCl + NaHCO3 = CO2 + H2O + NaCl =>
HCl + NaHCO3 = CO2 + H2O + NaCl
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
CS2 + H2 = CH4 + H2S =>
CS2 + 4 H2 = CH4 + 2 H2S
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