Question

Bonjour ^-^

What's the meaning of core electrons and valence electrons ?

Who proposed the rule of maximum Multiciplity ?

Answer 1

Hey mate.....^_^

Here's ur ans.⬇

↪ CORE ELECTRONS -- The electrons in the completely filled shells are known as core electrons .

↪Valence electrons -- The electrons that ate added to the electronic shell with the highest principal quantum no. ate called valence electrons .

For eg. -- In Nitrogen --- ◾ Total core electrons = 2

◾Total valence electrons = 5

Next ans. ⬇

Friedrich Hund proposed the rule of Maximum Multiciplity.

✨Hope it helps

Answer 2

HEYA>>>>
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Core electrons are referred to the electrons present in the inner most shells of an atom.
Valence electrons refers to the electrons present in the outer most shell of an atom.

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Friedrich Hund proposed the rule of maximum multiciplity.

...................................................................................................Hope it helps