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UPSC Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Elements Classification and Chemical Bonding

  • question_answer
    Consider the following statements: [NDA]
    1. Maximum covalency of carbon is 4, whereas maximum covalency of silicon is 6.
    2. The maximum covalency of an element is limited to 6.
    Which of the statements given above is/are correct?
                                         

    A) 1 only              

    B) 2 only

    C) Both 1 and 2      

    D) Neither 1 nor 2

    Correct Answer: A

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