Determine its position in the modern periodic table. Class 10th Science Term 2, Question - Determine its position in the modern periodic table. By Komal Kohli - May 10, 2022 Students. (Representative Image) Science Class 10 Term 2, Answer to the question –Determine its position in the modern periodic table. The answer to the question – It belongs to the 2nd group and 4th period of the modern periodic table.