Question

Mention two similarities and two dissimilarities between B and Al.

Answer 1

Similarities

 Both have same number of valence electrons.

 Both have similar electronic configuration.

Answer 2

Similarities

1.Both belong to same group 13

2.both have same valency 3

Dissimilarities

1.boron is non metal while aluminum is metal

2.B is bad conductor of heat and electricity while Al is good conductor

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