1
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
In Fe(CO)5, the Fe – C bond possesses :
A
π-character only
B
both $$\sigma$$ and π characters
C
ionic character
D
$$\sigma$$-character
2
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
How many EDTA (ethylenediaminetetraacetic acid) molecules are required to make an octahedral complex with a Ca2+ ion?
A
Six
B
Three
C
One
D
Two
3
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
Fluorobenzene (C6H5F) can be synthesized in the laboratory
A
by heating phenol with HF and KF
B
from aniline by diazotisation followed by heating the diazonium salt with HBF4
C
by direct fluorination of benzene with F2 gas
D
by reacting bromobenzene with NaF solution
4
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
Phenyl magnesium bromide reacts with methanol to give
A
a mixture of anisole and Mg(OH)Br
B
a mixture of benzene and Mg(OMe)Br
C
a mixture of toluene and Mg(OH)Br
D
a mixture of phenol and Mg(Me)Br
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12