Question

Which element of group 2 has lower density

Answer 1

Included in the group two elements are Beryllium(Be), Magnesium(Mg), Calcium(Ca), Strontium(Sr), and Barium(Ba). Usually, there is no need to store these elements in oil, unlike the group one elements. For a metal, alkali earth metals tend to have low melting points and low densities.

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Answer 2

in Grp 2

size increases by going down a grp ,,, so density also increases by down a grp,, but there are some exceptions in Barium and calcium but it can vary

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