In Periodic table elements are arranged according to their ___________
(A) Mass number
(B) Atomic and Mass number
(C) Atomic number
(D) None of the above
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2
Answer:
Option c.
Atomic number.
yashadagliya28:
its atomic and mass number
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In Periodic table elements are arranged according to their ___________
(A) Mass number
(B) Atomic and Mass number
(C) Atomic number✔️
(D) None of the above
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