Match List-I with | JEE Main 2024 | d and f Block Elements

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JEE MAIN 2024

30-01-2024 S1

Question

Match List-I with List-II

Choose the correct answer from the options given below

Select the correct option:

(A)-I, (B)-II, (C)-III, (D)-IV

(A)-III, (B) - IV, (C) - I, (D)-II

(A)-IV, (B)-III, (C)-I, (D)-II

(A)-II, (B)-I, (C)-IV, (D)-III

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

$\begin{aligned} & { }_{24} \mathrm{Cr} \rightarrow[\mathrm{Ar}] 3 \mathrm{~d}^5 4 \mathrm{~s}^1 ; \mathrm{Cr}^{2+} \rightarrow[\mathrm{Ar}] 3 \mathrm{~d}^4 \\ & { }_{25} \mathrm{Mn} \rightarrow[\mathrm{Ar}] 3 \mathrm{~d}^5 4 \mathrm{~s}^2 ; \mathrm{Mn}^{+} \rightarrow[\mathrm{Ar}] 3 \mathrm{~d}^5 4 \mathrm{~s}^1 \\ & { }_{28} \mathrm{Ni} \rightarrow[\mathrm{Ar}] 3 \mathrm{~d}^8 4 \mathrm{~s}^2 ; \mathrm{Ni}^{2+} \rightarrow[\mathrm{Ar}] 3 \mathrm{~d}^8 \\ & { }_{23} \mathrm{~V} \rightarrow[\mathrm{Ar}] 3 \mathrm{~d}^3 4 \mathrm{~s}^2 ; \mathrm{V}^{+} \rightarrow[\mathrm{Ar}] 3 \mathrm{~d}^3 4 \mathrm{~s}^1\end{aligned}$

Question Tags

JEE Main

Chemistry

Easy

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