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Chemistry Question on p -Block Elements

Which of the following represents the correct order of metallic character of the given elements?

A

Be<Si<Mg<KBe < Si < Mg < K

B

K<Mg<Be<SiK < Mg < Be < Si

C

Be<Si<K<MgBe < Si < K < Mg

D

Si<Be<Mg<KSi < Be < Mg < K

Answer

Si<Be<Mg<KSi < Be < Mg < K

Explanation

Solution

Metallic character increases down the group and decreases along the period.

So, the correct option is (D): Si<Be<Mg<KSi < Be < Mg < K.