Which of the following is not a metal?

সাধারণ বিজ্ঞান Basic Information of Daily Science, Inventions and... 07 Oct, 2020

প্রশ্ন Which of the following is not a metal?

  • ক.
    Mercury
  • খ.
    Boron
  • গ.
    Iron
  • ঘ.
    Zinc

সঠিক উত্তর

Boron

মন্তব্য

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