10th Class Science Periodic Classification of Elements

  • question_answer 45)
      The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong? (a) Metal                             (b) Metalloid                      (c) Non-metal                    (d)Left-hand side element

    Answer:

                      (c) Its outermost shell has 4 electrons. So, it is a non-metal. Non-metal forms acidic oxide and by sharing of electrons with halogen, it forms covalent halide.


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