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p-Block Elements – I — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12Chemistryp-Block Elements – I1 Mark
MCQ
More toxic element in boron family is …………
  • A
    Boron
  • B
    Aluminium
  • C
    Gallium
  • ✓
    Thallium
✓

Answer

Correct option: D.
Thallium
Thallium

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