NEET UG CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

1 Easy

1 of 1

Understanding +4 | -1

6^{\text {th}}

period of the modern periodic table, electronic energy levels are in the order:

View answer and explanation

Correct option: A

6 \mathrm{s}, 4 \mathrm{f}, 5 \mathrm{d}, 6 \mathrm{p}

The correct answer is A (

6 \mathrm{s}, 4 \mathrm{f}, 5 \mathrm{d}, 6 \mathrm{p}

) because this is the order in which the electronic energy levels are filled according to the Aufbau principle and Hund's rule.

More Questions from CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

Practice All Chapter MCQs →

\mathrm{Cu}^{+2}

\mathrm{Cu}^{+2}