First slide

Periodic Trends

Question

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

Easy

A

P < Si < Na < Be < Mg
B

Be < Mg < P < Na < Si
C

Si < Be > Mg < Na < P
D

P < Si < Be < Mg < Na

Solution

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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