Question

como se encuentran los electrones de valencia?

how are valence electrons found?

comment trouve-t-on les électrons de valence?

Answer 1

Valence electrons are the electrons in the last shelf.

Explanation:

for eg :

lithium has 3 electrons so the electronic configuration will b 2,1 .

so here 1 is the electronic configuration.

pls note. the no. of electrons will b mentioned or else u will need to byheart the periodic table.

I hope I helped u out