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P-1 Periodic Classification of Element — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10ScienceP-1 Periodic Classification of Element1 Mark
MCQ
During Newlands time …….. elements were known.
  • ✓
    56
  • B
    65
  • C
    63
  • D
    36
✓

Answer

Correct option: A.
56
56

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