PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. Three elements that have a single electron in their outermost shell.
Three elements that have a single electron in their outermost shell are:
i.
ii.
iii.
2. Helium is an unreactive gas and neon is a gas of extremely low reactivity. What, if anything, do their atoms have in common.
These elements each have full outermost subshell, which results in high . The atoms of helium and neon have their valence shell completely filled with .
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