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JEE MAIN_2026
06-04-26_S1
Question
The correct statements among the following are.
A. Basic vanadium oxide is used in the manufacture of $\mathrm{H}_2 \mathrm{SO}_4$.
B. The spin-only magnetic moment value of the transition metal halide employed in Ziegler-Natta polymerization is 2.84 BM .
C. The p-block metal compound employed in Ziegler-Natta polymerization has the metal in +3 oxidation state.
D. The number of electrons present in the outer most ' $d$ ' orbital of metal halide employed in Wacker process is 8 .
Choose the correct answer from the options given below:
Select the correct option:
A
A and B only
B
A,C and D only
C
C and D Only
D
B,C and D only
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
A. $\mathrm{V}_2 \mathrm{O}_5$ is amphoteric. It is used in manufacture of $\mathrm{H}_2 \mathrm{SO}_4$.
B. Ziegler natta catalyst is $\frac{\mathrm{TiCl}_4}{+4}+\frac{\mathrm{AlMe}_3}{+3} ; \mathrm{Ti}^{4+}: 3 \mathrm{~d}^0 4 \mathrm{~s}^0 \Rightarrow \mathrm{n}=0, \mu=0$
C. O.S. of Al is +3
D. $\frac{\mathrm{PdCl}_2}{+2}$ is used in wacker process $\mathrm{Pd}^{2+}: 4 \mathrm{~d}^8 5 \mathrm{~s}^0$
C and D are correct.
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