Question

v) Which pair of elements do you think will have similar properties?
a. Sodium and Argon
b, Sodium and Potassium
c. Potassium and Neon​

Answer 1

The correct answer is Option a. Explanation: Elements are distributed into 7 periods and 18 groups. Elements that belong to same group show similar chemical properties because they have same number of valence electrons.

Answer 2

Answer:

I hope my answer would be helpful!!

Explanation:

I think option (b) Sodium and potassium is the correct answer, as they both lie in the same group of the modern periodic table...