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Which of the following sequence is arranged in order of increasing metallic character ?

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a
P < Si < Na < Be < Mg
b
Be < Mg < P < Na < Si
c
Si < Be > Mg < Na < P
d
P < Si < Be < Mg < Na

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detailed solution

Correct option is D

Metallic character increases down a group and decreases along a period as we move from left to right. Hence, the order of increasing metallic character is : P < Si < Be < Mg < Na

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