Multiple Choice Questions on Which of the following pair s is are correctly matched 1 Isotopes Atoms with same ato........... for UPSC Civil Services Examination (General Studies) Preparation

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Multiple Choice Questions

Which of the following pair s is are correctly matched 1 Isotopes Atoms with same ato...........

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    Which of the following pair(s) is/are correctly matched?

    1.    Isotopes: Atoms with same atomic number but different atomic mass.

    2.    Isobars: Atoms with the same number of neutrons but different atomic number.

    3.    Isotones: Atoms with same mass number but different atomic number.

    Select the correct answer using the codes given below.

    1, 2 and 3   

    Incorrect Answer

    Only 1

    Correct Answer

    1 and 2   

    Incorrect Answer

    Only 2

    Incorrect Answer
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    Explanation:

    Isobar: one of multiple nuclides with the same mass but with different numbers of protons. Isotone: any of two or more species of atoms or nuclei that have the same number of neutrons.

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