1
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

To inhibit the growth of tumours, identify the compounds used from the following :

A. EDTA

B. Coordination Compounds of Pt

C. D - Penicillamine

D. Cis - Platin

Choose the correct answer from the option given below :

A
A and B Only
B
C and D Only
C
B and D Only
D
A and C Only
2
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following is correct order of ligand field strength?

A
$$\mathrm{S}^{2-}<\mathrm{C}_{2} \mathrm{O}_{4}^{2-}<\mathrm{NH}_{3} < $$ en $$<\mathrm{CO}$$
B
$$\mathrm{CO}<\mathrm{en}<\mathrm{NH}_{3}<\mathrm{C}_{2} \mathrm{O}_{4}^{2}<\mathrm{S}^{2-}$$
C
$$\mathrm{S}^{2-}<\mathrm{NH}_{3}<$$ en $$<\mathrm{CO}<\mathrm{C}_{2} \mathrm{O}_{4}^{2}$$
D
$$\mathrm{NH}_{3}<\mathrm{en}<\mathrm{CO}<\mathrm{S}^{2-}<\mathrm{C}_{2} \mathrm{O}_{4}^{2}$$
3
JEE Main 2023 (Online) 29th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Correct order of spin only magnetic moment of the following complex ions is :

(Given At.no. Fe : 26, Co : 27)

A
$$\mathrm{[CoF_6]^{3-} > [FeF_6]^{3-} > [Co(C_2O_4)_3]^{3-}}$$
B
$$\mathrm{[FeF_6]^{3-} > [Co(C_2O_4)_3]^{3-} > [CoF_6]^{3-}}$$
C
$$\mathrm{[FeF_6]^{3-} > [CoF_6]^{3-} > [Co(C_2O_4)_3]^{3-}}$$
D
$$\mathrm{[Co(C_2O_4)_3]^{3-} > [CoF_6]^{3-} > [FeF_6]^{3-}}$$
4
JEE Main 2023 (Online) 29th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Chiral complex from the following is :

Here en = ethylene diamine

A
$$\mathrm{cis-[PtCl_2(en)_2]^{2+}}$$
B
$$\mathrm{trans-[Co(NH_3)_4Cl_2]^{+}}$$
C
$$\mathrm{trans-[PtCl_2(en)_2]^{2+}}$$
D
$$\mathrm{cis-[PtCl_2(NH_3)_2]}$$
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