NEET Chemistry Classification of Elements and Periodicity Questions Solved

Assertion : The 5th period of periodic table contains 18 elements and not 32.

Reason : n = 5, –1 = 0, 1, 2, 3. The order in which the energy of available orbits 4d, 5s and 5p increases is 5s < 4d < 5p and the total number of orbitals available are 9 and thus 18 electrons can be accommodated.

Show Options

Concept Videos :-

#0 | Language of Inorganic Chemistry

Concept Questions :-

Explanation is a part of a Paid Course. To view Explanation Please buy the course.

Difficulty Level: