PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoNitrogen (atomic number 7) and phosphorus (atomic number 15) belong to group 15 of the periodic table.
Write the electronic configuration of these two elements. Which of these will be more electronegative? Why?
Electronic configuration of nitrogen =
Electronic configuration of phosphorus =
Nitrogen will be more because the outermost shell is nearer to the nucleus, and therefore nucleus will attract more strongly.
In a periodic table group, the attracting tendency decreases as we move from top to bottom.
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