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Some Basic Concepts of Chemistry · 2019 · 12 Apr · Shift 2

2 Chemistry questions from this JEE Main paper
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Some Basic Concepts of Chemistry · 2019 · 12 Apr · Shift 2

2 Chemistry questions from this JEE Main paper

  1. Q14.Thermal decomposition of a Mn compound (X) at 513 K results in compound Y, MnO2​ and gaseous product. MnO2​ reacts with NaCl and concentrated H2​O4​ to give a pungent gas Z. X, Y and Z, respectively, are :
    Chemistry · Some Basic Concepts of Chemistry · MCQ
  2. Q15.25 g of an unknown hydrocarbon upon burning produces 88 g of CO2​ and 9 g of H2​O. This unknown hydrocarbon contains :
    Chemistry · Some Basic Concepts of Chemistry · MCQ