Mostly elements have fractional atomic masses because of______________________?

Chemistry Basic Concept 14/12/2020

A. mass of an atom itself is in fraction
B. atomic masses are average masses of isobars
C. atmoic masses are average masses of isotopes proportional to their relative abundance
D. atmoic masses are average masses of isotopes

Related Mcqs:

    The number of peaks obtained in mass spectrometry shows____________________?
    A. Relative abundance B. Average mass of element C. Number of isotopes D. Relative isotopic mass...
    The properties of an element mosly corresponds to that isotope which has greater_________________?
    A. Mass number B. Atomic mass C. Relative abundance D. all of the above...
    The nucleus of an atom of every element will always contain____________________?
    A. neutrons B. protons and electrons C. protons D. protons and neutrons...
    Which of the elements do not fall in stair case of the modern periodic table__________________?
    A. Si B. As C. Te D. None of the above...
    Solubility of CaF2 is 2.0×10-4 gdm-3 then Ksp of CaF2 is_______________?
    A. 4.0 x 10-8 B. 3.2 x 10-11 C. 2.0 x 10-8 D. 4.0 x 10-12...

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