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Question
An element barium has atomic number 56. Look up its position in the periodic table and answer the following question.
Is it a metal or a non-metal?
One Line Answer
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Solution 1
Since it belongs to group II, it has 2 valence electrons and hence it is a metal.
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Solution 2
Barium is a metal.
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Chapter 1: Periodic Table, Periodic Properties and Variations of Properties - lntext Questions [Page 11]
