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Periodic Classification of Elements — Science STD 10 — Question

Tamilnadu BoardEnglish MediumSTD 10SciencePeriodic Classification of Elements1 Mark
MCQ
Which period contains only two elements?
  • A
    Second
  • ✓
    First
  • C
    Third
  • D
    Fifth.
✓

Answer

Correct option: B.
First
First

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