Question

. Which of following solids is crystalline?
(a) Common salt (b) Flour
(c) Talcum powder (d) Cement​

Answer 1

Explanation:

Common salt, sugar and iron are crystalline solids whereas rubber is an amorphous solid as it does not have well developed perfectly ordered crystalline structure. Other amorphous solids include tar, glass, plastic, butter etc.

Answer 2

Answer:

common salt.....it's your answer...hope it helps