Statement I : BeO and Al2O3 are amphotericStatement II : Be and Al are made passive by HNO3
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
Statement I and II are correct
b
Statement I is incorrect and statement II is correct
c
Statement - I is correct and Statement - II is incorrect
d
Both statement - I and statement - II are incorrect
answer is A.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
BeO and Al2O3 are amphoteric in nature.Al2O3 + 6HCl → 2AlCl3 + 3H2O Be and Al become passive (resistant) on reaction with concentrated nitric acid due to formation of protective oxide layer on the surface of the Be and Al metals.