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11th Class Chemistry Chemical Bonding and Molecular Structure / रासायनिक आबंधन एवं आणविक संरचना Question Bank 11th CBSE Chemistry Chemical Bonding and Molecular Structure

  • question_answer
    Why two hydrogen atoms combine to form \[{{H}_{2}}\] but two helium atoms do not combine to form \[H{{e}_{2}}\]?

    Answer:

                    Refer to sec. 4.15 (on the basis of (i) New forces of attraction and repulsion and (ii) orbital concept).


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