AIIMS2010Chemistry-Periodic Table
AIIMS 2010 Chemistry Group 2 and 13 Elements MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Beryllium and aluminium exhibit many properties which are similar. But the two elements differ in
A
maximum covalency in compounds
B
exhibiting amphoteric nature in their oxides
C
forming covalent halides
D
forming polymeric hydrides
Correct Answer
Option A
Detailed Explanation
Be exhibits maximum covalency of four whereas Al shows maximum covalency of six.
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