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>>Chemistry
>>Classification of Elements and Periodicity in Properties
>>Trends in Chemical Properties
>> $Which pair of elements of atomic numbers$

Question

Which pair of elements of atomic numbers given below will have similar chemical properties?

A

$13, 22$

B

$3, 11$

C

$4, 24$

D

$2, 4$

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Solution

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Correct option is B)

The elements with the atomic number $3$ and $11$ have the same properties because both elements have same valence shell configuration, i.e., $n s^{1}$ .

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