1
JEE Main 2019 (Online) 8th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The calculated spin-only magnetic moments (BM) of the anionic and cationic species of [Fe(H2O)6]2 and [Fe(CN)6], respectively, are :
A
2.84 and 5.92
B
4.9 and 0
C
0 and 4.9
D
0 and 5.92
2
JEE Main 2019 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The following ligand is : JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Coordination Compounds Question 212 English
A
hexadentate
B
bidentate
C
tetradentate
D
tridentate
3
JEE Main 2019 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct order of the spin-only magnetic moment of metal ions in the following low-spin complexes, [V(CN)6]4–,[Fe(CN)6]4–, [Ru(NH3)6]3+, and [Cr(NH3)6]2+ , is :
A
V2+ > Ru3+ > Cr2+ > Fe2+
B
V2+ > Cr2+ > Ru3+ > Fe2+
C
Cr2+ > V2+ > Ru3+ > Fe2+
D
Cr2+ > Ru3+ > Fe2+ > V2+
4
JEE Main 2019 (Online) 12th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The magnetic moment of an octahedral homoleptic Mn(II) complex is 5.9 BM. The suitable ligand for this complex is -
A
CN$$-$$
B
ethylenediamine
C
NCS
D
CO
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