Class 11 Chemistry Classification of Elements and Periodicity in Properties Chemical Reactivity

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Which pair of elements with the given atomic numbers is expected to have similar properties?

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A
$40, 72$
B
$20, 36$
C
$10, 28$
D
$11, 12$

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Classification of Elements and Periodicity in Properties

Subtopic

Chemical Reactivity

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