(English Medium) ICSE Class 9 - CISCE Question Bank Solutions for Chemistry

Balance the following important equation:

NaCl + H₂SO₄  → Na₂SO₄ + HCl  

Balance the following important equation:

Na₂CO₃ + HCl → NaCl + H₂O + CO₂ 

Balance the following important equation:

Pb(NO₃)₂ + HCl → PbCl₂ + HNO₃ 

Balance the following important equation:

\[\ce{AgCl + NH4OH -> Ag(NH3)2Cl + H2O}\]

Balance the following important equation:

MnO₂ + HCl → MnCl₂ + H₂O + Cl₂ 

Balance the following important equation:

\[\ce{Pb3O4 + HCl -> PbCl2 + H2O + Cl2}\]

Balance the following important equation:

KMnO₄ + HCl → KCl + MnCl₂ + H₂O + Cl₂ 

Balance the following important equation:

K₂Cr₂O₇ + HCl → KCl + CrCl₃ + H₂O + Cl₂ 

Balance the following important equation:

\[\ce{NH4Cl + Ca(OH)2 → CaCl2 + H2O + NH3}\]

Balance the following important equation:

(NH₄)₂SO₄ + NaOH → Na₂SO₄ + H₂O + NH₃

Balance the following important equation:

Mg₃N₂ + H₂O → Mg(OH)₂ + NH₃

Balance the following important equation:

AIN + H₂O `→` Al(OH)₃ + NH₃

Balance the following important equation:

NH₃ + O₂ → N₂ + H₂O (burning of NH₃) 

Balance the following important equation:

NH₃ + O₂ → NO + H₂O (catalytic oxidation of  NH₃) 

Balance the following important equation:

NH₄OH + H₂SO₄ → (NH₄)₂SO₄ + H₂O 

Balance the following important equation:

NH₃ + CuO → Cu + H₂O + N₂ 

Balance the following important equation:

NH₃ + Cl₂ → HCl + NCl₃  [nitrogen trichloride]

Balance the following important equation:

HNO₃  → H₂O + NO₂ + O₂  

Balance the following important equation:

Ca(HCO₃)₂ + HNO₃  → Ca(NO₃)₂ + H₂O + CO₂ 

Balance the following important equation:

C + HNO₃ (conc.) → CO₂ + H₂O + NO₂