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Chemical Reactions and Equations

CBSE Class 10 · Science · 31 past questions

3 of 31 · show all

  1. Q28 2023
    A metal ribbon 'X' burns in oxygen with a dazzling white flame forming a white ash 'Y'. The correct…
  2. Q29 2023
    Q. No. 17 to 20 are Assertion – Reasoning based questions. These consist of two statements – Assertion (A)…
  3. Q30 2023
    Which of the following is an example of endothermic process ?