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Chemistry 10 Sir

Asked: December 18, 2020In: Class 10 Science

Across period, Atomic size decreases due to

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Multiple Choice Question Questions No: 3

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Chemistry 10 Sir

Asked: December 18, 2020In: Class 10 Science

In periodic table Heluim (He) is placed at

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