yosramaysatiet yosramaysatiet

10-02-2020
Chemistry

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I don’t understand this at all so i need an explanation and the answer

I dont understand this at all so i need an explanation and the answer class=

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matin40 matin40

10-02-2020

Explanation:

ok. now as we know that lithium has atomic number 2 so in k shell there are only two electrons. similarly in fluorine atomic number is 9 so in k shell there are 2 electrons in k shell and 7 in l shell . hope u have understood

lithium

protons -- 2

electrons -- 2

neutrons 2

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