Classification Of Elements And Periodicity In Properties Question 209
Question: Beryllium and aluminium exhibit many properties which are similar. But, the two elements differ in [AIEEE 2004]
Options:
A) Forming covalent halides
B) Forming polymeric hydrides
C) Exhibiting maximum covalency in compounds
D) Exhibiting amphoteric nature in their oxides
Show Answer
Answer:
Correct Answer: C
Solution:
Beryllium has the valency of +2 while aluminum exhibits its valency as +3
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