Question:

Beryllium and aluminium exhibit similar properties, but the two elements differ in:

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Diagonal relationship elements show similarities but differ in bonding capacity.
Updated On: Mar 18, 2026
  • forming covalent halides
  • forming polymeric hydrides
  • exhibiting maximum covalency in compounds
  • exhibiting amphoteric nature in their oxides
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The Correct Option is C

Solution and Explanation


Step 1: Diagonal relationship.
Be and Al show diagonal relationship in periodic table.
Step 2: Similar properties.
Both form covalent compounds and amphoteric oxides.
Step 3: Point of difference.
Maximum covalency differs due to size and availability of orbitals.
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