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husnain

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From: Chichawatni,Pakistan

Registered: 2014-10-03

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D-Block Element:

Mathematics Quizzes D-Block Elements Test

Question:
Zinc and mercury differs in showing variable valency like d  block elements because:

Option A):
Their d  shells are complete
Option B):
Their d  shells are incomplete
Option C):
They are soft
Option D):
They have only two electrons in the outermost shell

Correct Answer is Option A):
Their d  shells are complete

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