NEET Chemistry The s-Block Elements Questions Solved


Both Be and Al become passive on reaction with concentrated nitric acid due to:

(a) The non reactive nature of the metal.

(b) The non reactive nature of the acid.

(c) The formation of an inert oxide layer on the surface of the metals

(d) None of these.

Both Be and Al are rendered passive due to formation of inert, insoluble and impervious oxide layer on their surface. 

Difficulty Level:

  • 10%
  • 8%
  • 81%
  • 3%
Crack NEET with Online Course - Free Trial (Offer Valid Till August 25, 2019)