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Some Basic Concepts of Chemistry · 2021 · 25 Jul · Shift 1

2 Chemistry questions from this JEE Main paper
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Some Basic Concepts of Chemistry · 2021 · 25 Jul · Shift 1

2 Chemistry questions from this JEE Main paper

  1. Q22.When 10 mL of an aqueous solution of Fe2+ ions was titrated in the presence of dil H2​SO4​ using diphenylamine indicator, 15 mL of 0.02 M solution of K2​Cr2​O7​ was required to get the end point. The molarity of the solution…
    Chemistry · Some Basic Concepts of Chemistry · Numerical
  2. Q23.Consider the complete combustion of butane, the amount of butane utilized to produce 72.0 g of water is ​× 10 − 1 g. (in nearest integer)
    Chemistry · Some Basic Concepts of Chemistry · Numerical