If the aufbau principle had not been followed, Ca (Z = 20) would have been placed in the :
Chemistry · JEE Main · NTA Exams — Classification of Elements and Periodicity in Properties
If the aufbau principle had not been followed, Ca (Z = 20) would have been placed in the :
- s-block
- p-block
- d-block
- f-block
Answer
(C) d-block
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