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Q.

State whether the given statement  is true or false?


Sodium, chlorine and aluminium are alike as they all belong to the third period of the periodic table.


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a

True

b

False 

answer is A.

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Detailed Solution

The given statement is true.
Concept- Aluminium, sodium, and chlorine are all members of the third period of the periodic table, making them similar. They also exhibit identical filled electron subshells, supporting our claim that they are from the same time period. Because they accurately reflect the characteristics of their own group without any anomalies, the third period elements are also known as typical or representative elements.
Hence, the given statement is true.
 
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