Which of the following elements would you expect to have the largest radius A. Barium
B. Lithium
C. Fluorine
D. Antimony

C

Explanation: Hope that helps:))

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).