1
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The dipole of CCl4, CHCl3 and CH4 are in the order :
A
CCl4 < CH4 < CHCl3
B
CH4 = CCl4 < CHCl3
C
CH4 < CCl4 < CHCl3
D
CHCl3 < CH4= CCl4
2
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The theory that can completely/properly explain the nature of bonding in [Ni(Co)4] is :
A
Wemer's theory
B
Valence bond theory
C
Crystal field theory
D
Molecular orbital theory
3
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
1- methyl ethylene oxide when treated with an excess of HBr produces :
A
JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 141 English Option 1
B
JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 141 English Option 2
C
JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 141 English Option 3
D
JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 141 English Option 4
4
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The electron gain enthalpy (in KJ/mol) of fluorine, chlorine, bromine and iodine, respectively are:
A
-296, -325, -333 and -349
B
349, -333, -325 and -296
C
-333, -349, -325 and -296
D
-333, -325, -349 and -296

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