Home Chemistry Classification of Elements and Periodicity JEE Main 2025 Which of the following statements are NOT tr…
Chemistry Classification of Elements and Periodicity JEE Main 2025 Single Correct MCQ
Published on: August 13, 2026

Which of the following statements are NOT true about the periodic table? A. The properties

of elements are function of atomic weights. B. The properties of elements are function of atomic numbers. C. Elements having similar outer electronic configurations are arranged in same period. D. An element's location reflects the quantum numbers of the last filled orbital. E. The number of elements in a period is same as the number of atomic orbitals available in energy level that is being filled. Choose the correct answer from the options given below:

A
A, C and E Only
B
A and E Only
C
B, C and E Only
D
D and E Only

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Verified by Experts
The correct answer is:
A

Properties of elements are function of atomic numbers. Elements having similar outer

electronic configuration are arranged in same group. Number of elements in a period is double of number of atomic orbitals available in energy level that is being filled.

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