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2 K + 2 H2O = 2 KOH + H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na3PO4(ac) + BaCl2(ac) = Ba3(PO4)2(s) + NaCl(ac) =>
2 Na3PO4(ac) + 3 BaCl2(ac) = Ba3(PO4)2(s) + 6 NaCl(ac)
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Cu(OH)2(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
Cu(OH)2(s) + H2SO4(aq) = CuSO4(aq) + 2 H2O(l)
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
H2SO4 = H + HSO4 =>
H2SO4 = H + HSO4
H2SO5 + H2O = H2SO4 + H2O2 =>
H2SO5 + H2O = H2SO4 + H2O2
CuCl + Ca = CaCl2 + Cu =>
2 CuCl + Ca = CaCl2 + 2 Cu
H3BO3 = B2O3 + H2O =>
2 H3BO3 = B2O3 + 3 H2O
H3COH + H2O = H2 + CO2 =>
H3COH + H2O = 3 H2 + CO2
NH2CH2COOH + HNO2 = HOCH2COOH + N2 + H2O =>
NH2CH2COOH + HNO2 = HOCH2COOH + N2 + H2O
FeSO4*H2O + O2 = Fe2O3 + H2O + Fe2(SO4)3 =>
12 FeSO4*H2O + 3 O2 = 2 Fe2O3 + 12 H2O + 4 Fe2(SO4)3
NH2CH2COOH + HNO3 = HOCH2COOH + N2 + H2O =>
5 NH2CH2COOH + 3 HNO3 = 5 HOCH2COOH + 4 N2 + 4 H2O
H3PO4 + NH3 = (NH4)2HPO4 =>
H3PO4 + 2 NH3 = (NH4)2HPO4
FeSO4*7H2O + O2 = Fe2O3 + H2O + Fe2(SO4)3 =>
12 FeSO4*7H2O + 3 O2 = 2 Fe2O3 + 84 H2O + 4 Fe2(SO4)3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
HNO3 + HSO4 + Hg = Hg2SO4 + NO + H2O =>
HNO3 + 3 HSO4 + 6 Hg = 3 Hg2SO4 + NO + 2 H2O
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
H3PO4 = (HPO3) + H2O =>
H3PO4 = (HPO3) + H2O
KAl(SO4)2*12H2O + BaCl2*2H2O = BaSO4 + H2O + KCl + AlCl3 =>
KAl(SO4)2*12H2O + 2 BaCl2*2H2O = 2 BaSO4 + 16 H2O + KCl + AlCl3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HIO3 + FeI2 + HCl = FeCl3 + ICl + H2O =>
5 HIO3 + 4 FeI2 + 25 HCl = 4 FeCl3 + 13 ICl + 15 H2O
HCO3 = H + CO3 =>
HCO3 = H + CO3
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
FeSo4 + Cu(No3)2 = Fe(No3)2 + CuSo4 =>
FeSo4 + Cu(No3)2 = Fe(No3)2 + CuSo4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
HF + I2 = F2 + HI =>
2 HF + I2 = F2 + 2 HI
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
Mg(NO3)2 + Na2CO3 = MgCO3 + Na(NO3) =>
Mg(NO3)2 + Na2CO3 = MgCO3 + 2 Na(NO3)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CaCl2 + Na2SO4 = CaSO4 + NaCl =>
CaCl2 + Na2SO4 = CaSO4 + 2 NaCl
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
HgS + O2 = Hg + SO2 =>
HgS + O2 = Hg + SO2
C10H12O + Br2 = C10H11BrO + HBr =>
C10H12O + Br2 = C10H11BrO + HBr
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
HN3 = N2 + H2 =>
2 HN3 = 3 N2 + H2
LiCl + Pb(NO3)2 = LiNO3 + PbCl2 =>
2 LiCl + Pb(NO3)2 = 2 LiNO3 + PbCl2
CaCl2 + Na2SO4 = CaSO4 + NaCl =>
CaCl2 + Na2SO4 = CaSO4 + 2 NaCl
HNO2 + H2SO3 + H2O = H2NOH + H2SO4 =>
HNO2 + 2 H2SO3 + H2O = H2NOH + 2 H2SO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
LiCl + Pb(NO3)2 = LiNO3 + PbCl2 =>
2 LiCl + Pb(NO3)2 = 2 LiNO3 + PbCl2
C31H55N9O8 + C4H4S + C12H8S = C63H79N9O8S4 =>
C31H55N9O8 + 2 C4H4S + 2 C12H8S = C63H79N9O8S4
F2 + Fe = FeF3 =>
3 F2 + 2 Fe = 2 FeF3
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
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