1
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+
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 291 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
An organic compound neither reacts with neutral ferric chloride solution nor with fehling solution. it however, reacts with Grignard reagent and gives positive iodoform test. The compound is :
A
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Practical Organic Chemistry Question 98 English Option 1
B
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Practical Organic Chemistry Question 98 English Option 2
C
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Practical Organic Chemistry Question 98 English Option 3
D
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Practical Organic Chemistry Question 98 English Option 4
4
JEE Main 2019 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The IUPAC name of the following compound is :
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Basics of Organic Chemistry Question 231 English
A
3-Hydroxy-4-methylpentanoic acid
B
4,4-Dimethyl-3-hydroxybutanoic acid
C
2-Methyl-3-hydroxypentan-5-oic acid
D
4-Methyl-3-hydroxypentanoic acid

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