2. Questions Bank
  3. JEE Main & Advanced
  4. Chemistry
  5. Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति

JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Valency and oxidation state

  • question_answer
    Which of the following group of elements eliminates electron easily

    A) N, P, As

    B) O, S, Se

    C) Li, Na, K

    D) Cl, Ba, I

    Correct Answer: C

    Solution :

    Li, Na, K, contains only one \[{{e}^{-}}\] in outer most orbit.


You need to login to perform this action.
You will be redirected in 3 sec spinner