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I guess its 3r because Li is the 3rd element after H and one electron orbit is added at every period...
Hello08:
Yea. So?
Do you have any perfect method to solve this problem?
Reply.
because the electrons holding together the entire atom are lesser that the protons
no actually.. i just applied logic
no formula, nothing.
I'm in Xth
Yea. Same here.
But whatever you told the 2nd time also I've tried. It is also incorrect.
Let us wait for someone else to answer.
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