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4 K + O2 = 2 K2O
AgNO3 + H2S = Ag2S + H + NO3 =>
2 AgNO3 + H2S = Ag2S + 2 H + 2 NO3
C8H8O3 + NH4HCO3 + C2H5OH = C10H15N + H2O =>
2 C8H8O3 + 14 NH4HCO3 + 55 C2H5OH = 14 C10H15N + 103 H2O
CH3CH2C(C2H5)CHCH2CH3 + KMnO4 + H2O = CH3CH2C(OH)(C2H5)CH(OH)CH2CH3 + MnO2 + KOH =>
3 CH3CH2C(C2H5)CHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH3CH2C(OH)(C2H5)CH(OH)CH2CH3 + 2 MnO2 + 2 KOH
AgCl + KI = AgI + KCl =>
AgCl + KI = AgI + KCl
KCl + HBr + NaOH = H2O + NaCl + BrO + K =>
3 KCl + HBr + 3 NaOH = 2 H2O + 3 NaCl + BrO + 3 K
K2CO3 + NH4Cl = KCl + (NH4)2CO3 =>
K2CO3 + 2 NH4Cl = 2 KCl + (NH4)2CO3
Pd + Bi = PdBi =>
Pd + Bi = PdBi
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaCO3 + HNO3 = CO2 + Ca(NO3)2 + H2O =>
CaCO3 + 2 HNO3 = CO2 + Ca(NO3)2 + H2O
Fe + O = FeO2 =>
Fe + 2 O = FeO2
Zn(NO3)2 + H2SO4 = HNO3 + ZnSO4 =>
Zn(NO3)2 + H2SO4 = 2 HNO3 + ZnSO4
K2S + K2MnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
K2S + 2 K2MnO4 + 4 H2SO4 = 3 K2SO4 + 2 MnSO4 + 4 H2O
O318 = O2 =>
O318 = 159 O2
CO + PO4 = COPO4 =>
CO + PO4 = COPO4
HIO3 + H2S = S + HI + H2O =>
HIO3 + 3 H2S = 3 S + HI + 3 H2O
KOH + BaCl2 = Ba(OH)2 + KCl =>
2 KOH + BaCl2 = Ba(OH)2 + 2 KCl
KMnSO4 + K2S = K2MnO4 + S =>
2 KMnSO4 + K2S = 2 K2MnO4 + 3 S
Al2O3 + FeO = Fe2O3 + Al =>
Al2O3 + 6 FeO = 3 Fe2O3 + 2 Al
BaSO4 + Na3PO4 = Ba3(PO4)2 + Na2SO4 =>
3 BaSO4 + 2 Na3PO4 = Ba3(PO4)2 + 3 Na2SO4
Fe1S1 + O2 = Fe2O3 + S1O2 =>
4 Fe1S1 + 7 O2 = 2 Fe2O3 + 4 S1O2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Fe(NO3)2 + Na2S = NaNO3 + FeS =>
Fe(NO3)2 + Na2S = 2 NaNO3 + FeS
Fe(OH)3 + H3NO3 = FeNO3 + H2O =>
Fe(OH)3 + H3NO3 = FeNO3 + 3 H2O
C3H8O = C6H14O + H2O =>
2 C3H8O = C6H14O + H2O
C2H4Br2 + H2O = C2H6O2 + HBr =>
C2H4Br2 + 2 H2O = C2H6O2 + 2 HBr
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
ZnSO4 + MgCl2 = MgSO4 + ZnCl2 =>
ZnSO4 + MgCl2 = MgSO4 + ZnCl2
AlF3 + MnSO4 = MnF2 + Al2(SO4)3 =>
2 AlF3 + 3 MnSO4 = 3 MnF2 + Al2(SO4)3
KBr + Pb(No3)2 = KNo3 + PbBr2 =>
2 KBr + Pb(No3)2 = 2 KNo3 + PbBr2
Fe(NO3)2 + KOH = Fe(OH)2 + KNO3 =>
Fe(NO3)2 + 2 KOH = Fe(OH)2 + 2 KNO3
N2 + O2 = NO3 =>
N2 + 3 O2 = 2 NO3
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
NaCl + KNo3 = KCl + NaNo3 =>
NaCl + KNo3 = KCl + NaNo3
CH3COOH + NaHCO3 = H2CO3 + CH3COONa =>
CH3COOH + NaHCO3 = H2CO3 + CH3COONa
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C2 + H2O = C2H2 + O =>
C2 + H2O = C2H2 + O
Na3PO4 + LiNO3 = NaNO3 + Li3PO4 =>
Na3PO4 + 3 LiNO3 = 3 NaNO3 + Li3PO4
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
H2CO3(aq) + Ca(NO3)2(aq) = HNO3(aq) + CaCO3(s) =>
H2CO3(aq) + Ca(NO3)2(aq) = 2 HNO3(aq) + CaCO3(s)
Ni + H3SO4 = H2 + NiSO4 =>
2 Ni + 2 H3SO4 = 3 H2 + 2 NiSO4
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Mg(OH)2 + H3PO4 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2 + 2 H3PO4 = Mg3(PO4)2 + 6 H2O
CH3COOH + BaO = (CH3COO)2Ba + H2O =>
2 CH3COOH + BaO = (CH3COO)2Ba + H2O
Al(NO3)3Ba(OH)2 = Ba(NO3)3Al(OH)2 =>
Al(NO3)3Ba(OH)2 = Ba(NO3)3Al(OH)2
HCHO2 + NaOH = NaCHO2 + H2O =>
HCHO2 + NaOH = NaCHO2 + H2O
Al2O3 + Na2O + H2O = Na[Al(OH)4] =>
Al2O3 + Na2O + 4 H2O = 2 Na[Al(OH)4]
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