Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Which statement is correct regarding the diagonal relationship between Be and Al ?
(I) Both carbides on hydrolysis produces 
gas
(II) Both Be and Al oxides are amphoteric in nature.
(III) In vapour state, chlorides of both exist as chloro-bridge dimer having ( 
) bonds
(IV) Both Be and Al nitrides on hydrolysis give 
gas.
Text Solution
Verified by ExpertsThe correct answer is:
C
(I) 
and 
are methanides
(II) 
amphoteric nature
(III) 
and 
both forms dimers with (3c-4e) bond.
(IV) 
on hydrolysis produces ammonia
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