Question

why are sodium and chlorine are active elements?

Answer 1

Answer:

Explanation: It takes more energy to remove an electron from a sodium atom to form an Na+ ion than we get back when this electron is added to a chlorine atom to form a Cl- ion.

Answer 2

Explanation:

it takes more eneryg to remove electrons from a sodium atoms to form a Na+ ion than we get back when this electrons is added to chlorine atom to form a cl- ion