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Periodic Table

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
The atomic radius of Ag is closest to
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Q JEE MAIN 2021
The correct order of ionic radii for the ions, $\mathrm{P}^{3-}, \mathrm{S}^{2-}, \mathrm{Ca}^{2+}, \mathrm{K}^{+}, \mathrm{Cl}^{-}$is
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Q JEE-MAIN 2021
Chalcogen group elements are :
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Q JEE MAIN 2021
Identify the element for which electronic configuration in +3 oxidation state is $[\mathrm{Ar}] 3 \mathrm{~d}^5$ :
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Q JEE MAIN 2021
Identify the element for which electronic configuration in +3 oxidation state is $[\mathrm{Ar}] 3 \mathrm{~d}^5:$
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Q JEE MAIN 2021
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Metallic...
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Q JEE MAIN 2021
Which one of the following lanthanides exhibits +2 oxidation state with diamagnetic nature ?
$($ Given Z for $\mathrm{Nd}=60, \mathrm{Yb}=70, \mathrm{La}=57, \mathrm{Ce}=58)$
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Q JEE MAIN 2021
Number of electrons present in 4 f orbital of $\mathrm{Ho}^{3+}$ ion is $\_\_\_\_$ (Given Atomic No. of $\mathrm{Ho}=67$ )
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Q JEE MAIN 2021
The spin only magnetic moments (in BM ) for free $\mathrm{Ti}^{3+}, \mathrm{V}^{2+}$ and $\mathrm{Sc}^{3+}$ ions respectively are
(At.No. Sc : 21, Ti : 22,...
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Q JEE MAIN 2021
The ionic radii of $\mathrm{F}^{-}$and $\mathrm{O}^{2-}$ respectively are $1.33 \AA$ and $1.4 \AA$, while the covalent radius of N is $0.74 \AA$. The correct statement...
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