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(a) Define atomic radius. (b) What are the difficulties in determining atomic radius?

Answer» <html><body><p></p>Solution :(a) Atomic radius is the distance between the <a href="https://interviewquestions.tuteehub.com/tag/centre-912170" style="font-weight:bold;" target="_blank" title="Click to know more about CENTRE">CENTRE</a> of its nucleus and the outermost shell containing the electron. <br/> (b) Difficulties in determining atomic radius<br/>(i) The size of an atom is very small (`-1.2oversetoA` ie `1.2xx 10^(-10)`) <br/>(ii) The atom is not a rigid sphere, it is more like a spherical cotton ball rather than like a cricket ball. <br/>(iii) It is not possible to isolate an atom and measure its radius. <br/>(<a href="https://interviewquestions.tuteehub.com/tag/iv-501699" style="font-weight:bold;" target="_blank" title="Click to know more about IV">IV</a>) The size of an atom depends upon the <a href="https://interviewquestions.tuteehub.com/tag/type-715478" style="font-weight:bold;" target="_blank" title="Click to know more about TYPE">TYPE</a> of atoms in its <a href="https://interviewquestions.tuteehub.com/tag/neighborhood-1113406" style="font-weight:bold;" target="_blank" title="Click to know more about NEIGHBORHOOD">NEIGHBORHOOD</a> and <a href="https://interviewquestions.tuteehub.com/tag/also-373387" style="font-weight:bold;" target="_blank" title="Click to know more about ALSO">ALSO</a> the nature of bonding between them.</body></html>


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