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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
Lithium (Li), _____________ and potassium (K) is Dobereiner's triad.
  • A
    magnesium (Mg)
  • B
    aluminium (Al)
  • ✓
    sodium (Na)
  • D
    calcium (Ca)
✓

Answer

Correct option: C.
sodium (Na)
sodium (Na)

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