Question

The element which is most metallic in nature among the following is :
$Si,Be,Mg,Na,P$

• A. Si
• B. Be
• C. Mg
• D. Na

Answer 1

The correct option is D Na

Metallic character increases down a group and decreases from left to right across a period. Hence, the order of increasing metallic character is $Si<Be<Mg<Na$.
Hence, most metallic element is Na.