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Periodic Table

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAINS 2024
Number of elements from the following that CANNOT form compounds with valencies which match with their respective group valencies is B, C, N, S, O,...
JEE Main Chemistry Medium
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Q JEE-Main 2024
Match List I with List II
Choose the correct answer from the options given below :
JEE Main Chemistry Easy
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Q JEE MAIN 2024
14. The electron affinity value are negative for : A. Be→Be^- B. N→N^- C. O→O^(2-) D. Na→Na E. Al→Al^- Choose the most appropriate answer from...
JEE Main Chemistry Medium
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Q JEE MAIN 2024
Given below are two statements : One is labelled as
Assertion A and the other is labelled as Reason R:
Assertion A : The stability...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
The statement(s) that are correct about the species O^(2-),F^-,Na^+and Mg^(2+). (A) All are isoelectronic (B) All have the same nuclear charge (C) O^(2-) has the...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
if IUPAC name of an element is "Unununnium" then the element belongs to nth group of periodic table. The value of n is _____
JEE Main Chemistry Medium
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Q JEE MAIN 2024
Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: The first ionisation...
JEE Main Chemistry Easy
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Q JEE MAIN 2025
The nature of oxide $\left(\mathrm{TeO}_{2}\right)$ and hydride $\left(\mathrm{TeH}_{2}\right)$ formed by Te, respectively are :
JEE Main Physics Medium
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Q JEE MAIN 2025
Electronic configuration of four elements $\mathrm{A}, \mathrm{B}, \mathrm{C}$ and D are given below : (A) $1 s^{2} 2 s^{2} 2 p^{3}$ (B) $...
JEE Main Chemistry Easy
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Q JEE MAIN 2024
Given below are two statements :
Statement (I) : The 4f and 5f - series of elements are placed separately in the Periodic table to...
JEE Main Chemistry Easy
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