Sun February 19, 2012 By: Ananya Shrivastava

which is more metallic of berillium and gallium and how?

Expert Reply
Tue February 21, 2012
Since gallium belongs to 4th period so it have 4 shells and have lesser nuclear charge than beryllium which belongs to 2nd period. Now, as the nuclear charge decreases, electropositivity increases. So, gallium is more electropositive or more metallic than beryllium.
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