IGCSE Chemistry 0620/21/O/N/21 Q20


20 Moving from right to left across the Periodic Table the elements show increasing metallic

Why does metallic character increase from right to left across a period?

A The atoms have more electrons in their outer shells.
B The atoms more readily gain electrons to form negative ions.
C The atoms more readily lose electrons to form positive ions.
D The charge on the nucleus of each atom gets larger.

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Answer ( 1 )


    Going from right to left on the periodic table, the elements increase in electropositivity, which is an atom’s ability to release electrons from their outermost electron shell.

    Metallic atoms contain a sea of delocalised electrons moving around them.

    Ans: C 

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