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Updated 12th Standard Chemistry Study Materials 2022-2023 Exams

chapter one creative five mark questions chemistry english medium Jun-27 , 2019

chapter one creative five mark questions

chapter one creative five mark questions chemistry english medium

chapter one creative five mark questions

12th Standard

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Chemistry

Do nt write anything on the question paper
Time : 00:25:00 Hrs
Total Marks : 25

    Part - A

    Answer each question

    5 x 5 = 25

  1. Explain froth flotation, with diagram.

  2. Explain concentration by magnetic separation with diagram.

  3. In the extraction of copper, explain the smelting process.

  4. Explain refining of nickel by mond's process

  5. Explain refining of titanium by Van-Arkel method.

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