Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Some Basic Concepts of Chemistry · 2022 · 30 Jun · Shift 1

1 Chemistry questions from this JEE Main paper
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /JEE Main
  3. /Papers
  4. /2022 · 30 Jun · Shift 1
  5. /Chemistry
  6. /Some Basic Concepts of Chemistry

Some Basic Concepts of Chemistry · 2022 · 30 Jun · Shift 1

1 Chemistry questions from this JEE Main paper

  1. Q15.Blister copper is produced by reaction of copper oxide with copper sulphide. 2Cu2​O + Cu2​S → 6Cu + SO2​ When 2.86 × 103 g of Cu2​O and 4.77 × 103 g of Cu2​S are used for reaction, the mass of copper produced…
    Chemistry · Some Basic Concepts of Chemistry · Numerical