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2 Na + 2 H2O = 2 NaOH + H2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
Mg + O2 = MgOMg =>
4 Mg + O2 = 2 MgOMg
Pb(NO3)2Na2SO4 = Pb(NO3)2 + Na2SO4 =>
Pb(NO3)2Na2SO4 = Pb(NO3)2 + Na2SO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
SiCl4(l) + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4(l) + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
Ca(HCO3)2 + HCl = CaCl2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 CO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
HCl + CH3COOAg = CH3Cl + HCOOAg =>
HCl + CH3COOAg = CH3Cl + HCOOAg
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2Br6 + KOH = KBr + C2Br5OH =>
C2Br6 + KOH = KBr + C2Br5OH
FeCl3 + S = Fe2S3 + Cl2 =>
2 FeCl3 + 3 S = Fe2S3 + 3 Cl2
NaH2O = NaOH + H =>
NaH2O = NaOH + H
Fe(iii)O + CO = Fe + CO2 =>
Fe(iii)O + CO = Fe + CO2
H2SO4 + NaS = Na2SO4 + HS =>
H2SO4 + 2 NaS = Na2SO4 + 2 HS
NaOHH2CO2 = NaHCO2H2O =>
NaOHH2CO2 = NaHCO2H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Na = Na2 =>
2 Na = Na2
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HCl + CH3COOAg = CH3Cl + HCOOAg =>
HCl + CH3COOAg = CH3Cl + HCOOAg
Ca + Ba(OH)2 = Ca(OH)2 + Ba =>
Ca + Ba(OH)2 = Ca(OH)2 + Ba
C2H2 + CaO = CaC2 + H2O =>
C2H2 + CaO = CaC2 + H2O
HCl + CH3COOAg = CH3Cl + HCOOAg =>
HCl + CH3COOAg = CH3Cl + HCOOAg
KMnO4 + CH2CH2 + H2O = HOCH2CH2OH + KOH + MnO2 =>
2 KMnO4 + 3 CH2CH2 + 4 H2O = 3 HOCH2CH2OH + 2 KOH + 2 MnO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Ba(OH)2 + NaOH = BaOH + Na(OH)2 =>
Ba(OH)2 + NaOH = BaOH + Na(OH)2
Cr(NO3)2 + HCl = CrCl2 + HNO3 =>
Cr(NO3)2 + 2 HCl = CrCl2 + 2 HNO3
KMnO4 + NaNO2 + H2SO3 = K2SO4 + MnSO4 + NaNO3 + H2O =>
2 KMnO4 + 2 NaNO2 + 3 H2SO3 = K2SO4 + 2 MnSO4 + 2 NaNO3 + 3 H2O
MgO2 + H2O = MgH2O3 =>
MgO2 + H2O = MgH2O3
Al(OH)3 + NaOH = Na[Al(OH)3] + H2O + O2 =>
4 Al(OH)3 + 4 NaOH = 4 Na[Al(OH)3] + 2 H2O + O2
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
CaC2 + H2SO4 = H2 + CO2 + CaS =>
CaC2 + H2SO4 = H2 + 2 CO2 + CaS
C2H2O4 + NaHCO3 = Na2C2O4 + CO2 + H2O =>
C2H2O4 + 2 NaHCO3 = Na2C2O4 + 2 CO2 + 2 H2O
Na2CO3 + H2O = NaOH + CO2 =>
Na2CO3 + H2O = 2 NaOH + CO2
Ae + Cl2 = AeCl3 =>
2 Ae + 3 Cl2 = 2 AeCl3
MnSO4 + NaOH = MnO + Na2SO4 + H2O =>
MnSO4 + 2 NaOH = MnO + Na2SO4 + H2O
PbO4 + C2 = CO + Pb =>
PbO4 + 2 C2 = 4 CO + Pb
KCl + NaO = KO + NaCl =>
KCl + NaO = KO + NaCl
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Mg(NO3)2 + K2HPO4 = K2NO3 + Mg(HPO4)2 =>
Mg(NO3)2 + 2 K2HPO4 = 2 K2NO3 + Mg(HPO4)2
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Na2Br + H2SO4 = Na2SO4 + H2Br =>
Na2Br + H2SO4 = Na2SO4 + H2Br
Al2O3 + Na6SO12 + H6O2 + HCl = Al2(SO4)3 + NaCl + H2O =>
Al2O3 + 3 Na6SO12 + 18 H6O2 + 18 HCl = Al2(SO4)3 + 18 NaCl + 63 H2O
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
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