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  5. Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति

11th Class Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति

  • question_answer 45)
    Anything that influences the valence electrons mil affect the chemistry of the element. Which one of the following factors does not affect the valence shell? (a) Valence principal quantum number (b) Nuclear charge (c) Nuclear mass (d) Number of core electrons

    Answer:

    (c) Nuclear mass


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