Question
Question: Which of the following is arranged in order of increasing metallic character?...
Which of the following is arranged in order of increasing metallic character?
A
P < Si < Na < Be < Mg
B
Be < Mg< P < Na < Si
C
Si < Be > Mg < Na <P
D
P < Si < Be < Mg < Na
Answer
P < Si < Be < Mg < Na
Explanation
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