4. Which of the following chemical families has the strongest tendency to gain electrons?
O a) Noble gases
O b) Alkali metals
O c) Transition metals
d) Halogens

D. Halogens

Explanation:

I put it in my test my teacher said it was right ong.

a. hope i'm right

explanation:

answer: -

reaction:

na + cl ⇌ nacl

balanced chemical equation:

na + 2cl ⇌ nacl2

sodium + clorine goes to form sodium chloride (table salt).

the product is nacl2.

and the reactants are na and cl.

(note: if you don’t know what ⇌ means, read below: -

⇌(double head arrow) means reversible reaction).