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2 Na + O = Na2O
Cr(NO3)3 + KOH = K3[Cr(OH)6] + KNO3 =>
Cr(NO3)3 + 6 KOH = K3[Cr(OH)6] + 3 KNO3
NA + O = NAO =>
NA + O = NAO
Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
CH3COOBr + NH3 = NH2CH2COOH + HBr =>
CH3COOBr + NH3 = NH2CH2COOH + HBr
Al2 + H2O = Al2O3 + H2 =>
Al2 + 3 H2O = Al2O3 + 3 H2
Al + Mn2O4 = AlO + Mn =>
4 Al + Mn2O4 = 4 AlO + 2 Mn
Zn + PbN2O6 = ZnN2O6 + Pb =>
Zn + PbN2O6 = ZnN2O6 + Pb
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CNO + H2O = HCN + HO2 =>
CNO + H2O = HCN + HO2
Cr(OH)3(s) + HCl(aq) = CrCl3(aq) + H2O(l) =>
Cr(OH)3(s) + 3 HCl(aq) = CrCl3(aq) + 3 H2O(l)
S + O2 = SO2 =>
S + O2 = SO2
Al + SnBr4 = Sn + AlBr4 =>
Al + SnBr4 = Sn + AlBr4
Mg(OH)2 + H2SO4 = Mg(HSO4)2 + H2O =>
Mg(OH)2 + 2 H2SO4 = Mg(HSO4)2 + 2 H2O
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
HCHO + NO3{-} + H{+} = N2 + CO2 + H2O =>
5 HCHO + 4 NO3{-} + 4 H{+} = 2 N2 + 5 CO2 + 7 H2O
(NH4)2SO4(aq) + NaCl(aq) = (NH4)Cl(aq) + Na2SO4(s) =>
(NH4)2SO4(aq) + 2 NaCl(aq) = 2(NH4)Cl(aq) + Na2SO4(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Zn + PbN2O6 = ZnN2O6 + Pb =>
Zn + PbN2O6 = ZnN2O6 + Pb
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Li2CO3 + CaBr2 = LiBr + CO3Ca =>
Li2CO3 + CaBr2 = 2 LiBr + CO3Ca
AlBr3 + Cl = AlCl + Br =>
AlBr3 + Cl = AlCl + 3 Br
BrF2SbF6 + BrF3 = Br3F8SbF6 =>
BrF2SbF6 + 2 BrF3 = Br3F8SbF6
Ca + HNO3 = Ca(NO3)2 + NO + H2O =>
3 Ca + 8 HNO3 = 3 Ca(NO3)2 + 2 NO + 4 H2O
CaCO2 + HCl = H2O + CO2 + CaCl2 + C =>
2 CaCO2 + 4 HCl = 2 H2O + CO2 + 2 CaCl2 + C
CH3OH + O2 = CO2 + H20 =>
10 CH3OH + 5 O2 = 10 CO2 + 2 H20
C3H7OH + O2 = CO2 + H20 =>
10 C3H7OH + 25 O2 = 30 CO2 + 4 H20
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
HAuCl4 + NaBH4 = Au + BH4 + HCl + NaCl =>
HAuCl4 + 3 NaBH4 = Au + 3 BH4 + HCl + 3 NaCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Zn(OH)2 + NaOH = Na2ZnO2 + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3COOH + NaOH = H2O + CH3COONa =>
CH3COOH + NaOH = H2O + CH3COONa
H2Cr2O7 + HCl + Fe = CrCl3 + FeCl2 + H2O =>
H2Cr2O7 + 12 HCl + 3 Fe = 2 CrCl3 + 3 FeCl2 + 7 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CuCO3*Cu(OH)2 = CuO + H2O + CO2 =>
CuCO3*Cu(OH)2 = 2 CuO + H2O + CO2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Au(MnO4)3 + (NH4)2Cr2O7 = Au2(Cr2O7)3 + NH4MnO4 =>
2 Au(MnO4)3 + 3(NH4)2Cr2O7 = Au2(Cr2O7)3 + 6 NH4MnO4
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
I2 + F2 = IF7 =>
I2 + 7 F2 = 2 IF7
Na3(PO4) + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
FeO + HNO3 = Fe(NO3)2 + H2O =>
FeO + 2 HNO3 = Fe(NO3)2 + H2O
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