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Which of the following set of elements i...

Which of the following set of elements is written in order of their increasing metallic character ?

A

Be, Mg, Ca

B

Na, Li, K

C

Mg, Al, Si

D

C, O, N

Text Solution

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The correct Answer is:
A
Metallic character increases down a group and decreases along a period. Thus, metallic character increases in the order Be, Mg, Ca as they belong to same group.
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