Question

Name
(a) three elements that have a single electron in their
outermost shells.
(b) two elements that have two electrons in the Gulerinosi
shells.
(c) three elements with filled outermost shells.​

Answer 1

Answer:

a) Na, K, Li

b) Be, Mg, Ca

c) Ne, Ar, Xe

Explanation:

Answer 2

Answer:

(A)hydrogen, lithium, sodium, potassium, Rubidium, cesium and francium elements have one electron in their outermost shell.

(B)Lithium and Beryllium are two element has 2 electrons in their outer most shells

(C)3 elements that have completely filled outermost shell are: Helium, Neon and Argon.