Back to CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES
NEET UG CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES
1
Medium
1 of 1
Remembering
+4 | -1
An element with atomic number 59 belongs to
View answer and explanation
Correct option: A
-block
Option A (-block) is correct because an element with atomic number 59 is Praseodymium, which is a lanthanide and belongs to the f-block.
More Questions from CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES
Practice All Chapter MCQs →
The elements with zero electron affinity are
S-I: paramagnetic.
S-II: All the orbitals present in ion are doubly occupied. Which of the following is the most electropositive element? The law of Octaves is not applicable to: Assertion (A): Mendeleev's arranged elements in horizontal rows and vertical columns.
Reason (R): Mendeleev's ignored the order of atomic weight thinking that the atomic measurements might be incorrect. Which of the following electronic configuration does not belong to same block as others?
S-II: All the orbitals present in ion are doubly occupied. Which of the following is the most electropositive element? The law of Octaves is not applicable to: Assertion (A): Mendeleev's arranged elements in horizontal rows and vertical columns.
Reason (R): Mendeleev's ignored the order of atomic weight thinking that the atomic measurements might be incorrect. Which of the following electronic configuration does not belong to same block as others?