ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!
  • google app store apple app store
    • тЬЦ

      Question

      _____ element has the atomic number 30?

      A Copper Correct Answer Incorrect Answer
      B Zinc Correct Answer Incorrect Answer
      C Iron Correct Answer Incorrect Answer
      D Cobalt Correct Answer Incorrect Answer

      Solution

      Zinc is a chemical element with the symbol Zn and atomic number 30. Zinc is a slightly brittle metal at room temperature and has a silvery-greyish appearance when oxidation is removed.┬а

      Practice Next
      More Previous Year Paper Questions
      ask-question