22 JEE Main 2026 Classification of Elements and Periodicity in Properties previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2026 previous-year questions from the Classification of Elements and Periodicity in Properties chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Classification of Elements and Periodicity in Properties chapter hub.
The electronegativity of a group 13 element 'E' is same as that of Ge (on Pauling scale and upto one decimal point). Th…
Given below are two statements: Statement I: Among Zn, Mn, Sc and Cu, the energy required to remove the third valence e…
Given below are two statements: Statement I : K>Mg>Al>B is the correct order in terms of metallic character. Statement…
In period 4 of the periodic table, the elements with highest and lowest atomic radii are respectively.
Elements X and Y belong to Group 15. The difference between the electronegativity values of ' X ' and phosphorus is hig…
Given below are two statements: Statement I : The halogen that makes longest bond with hydrogen in HX, has the smallest…
Choose the INCORRECT statement
Match List-I with List-II. List-I Electronic configuration of neutral atom (where n=2) List-II 1st Ionization Energy (k…
Given below are two statements : Statement I: The number of pairs among [Al₂O₃, Cr₂O₃], [Cl₂O₇, Mn₂O₇], [Na₂O, V₂O₃] an…
Given below are two statements: Statement I: Aluminium is more electropositive than thallium as the standard electrode…
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