Arrange the following elements in order of their increasing metallic character Na,Si,Cl,Mg,Al ?

Q. Arrange the following elements in order of their increasing metallic character Na,Si,Cl,Mg,Al ?

A. Cl>Si>Al>Mg>Na

B. Na>Mg>Al>Si>Cl

C. Na>Al>Mg>Cl>Si

D. Al>Na>Si>Ca>Mg

Answer: Na>Mg>Al>Si>Cl