Periodic Classification of elements MCQ question and answer with solution | Chemistry Gk MCQs
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Periodic Classification of elements .
In . . . . . . . . Newlands arranged the known elements according to the increasing order of atomic masses and found that the properties of each eighth element are similar to the properties of the first element.
Consider the following statements with reference to the Periodic Table of chemical element
1. Ionisation potential gradually decreases along a period.
2. In a group of element, electron affinity decreases as the atomic weight increases.
3. In a given period, electronegativity decrease as the atomic number increases.
Which of these statement(s) is/are correct?
