Q. In context with beryllium, which one of the following statements is incorrect?
A) It is rendered passive by nitric acid.
B) It forms $Be_2C$.
C) Its salts rarely hydrolyze
D) Its hydride is electron-deficient and polymeric.
Explanation
[Solution] Beryllium salts hydrolyse readily because the small, highly charged $Be^{2+}$ ion polarises water. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.