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Muhammad

بِسمِ اللَّهِ الرَّحمٰنِ الرَّحيمِ

From: Sahiwal Division

Registered: 2012-03-22

Posts: 22,147

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12th Class Chemistry Quiz Question.

12th Class Quizzes 12th Class Chemistry

Question:
In modern periodic tables the elements are arranged in order of their._________ atomic numbers

Option A):
constant
Option B):
increasing
Option C):
neither decrease or increase
Option D):
decreasing

Correct Answer is Option B):
increasing

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