1
JEE Main 2020 (Online) 8th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The third ionization enthalpy is minimum for :
A
Ni
B
Co
C
Mn
D
Fe
2
JEE Main 2020 (Online) 8th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
A graph of vapour pressure and temperature for three different liquids X, Y, and Z is shown below : JEE Main 2020 (Online) 8th January Morning Slot Chemistry - Solutions Question 118 English The following inferences are made :
(A) X has higher intermolecular interactions compared to Y.
(B) X has lower intermolecular interactions compared to Y.
(C) Z has lower intermolecular interactions compared to Y.
The correct inference (s) is / are :
A
(B)
B
(A)
C
(C)
D
(A) and (C)
3
JEE Main 2020 (Online) 8th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Arrange the following compounds in increasing order of C–OH bond length :
methanol, phenol, p-ethoxyphenol
A
phenol < methanol < p-ethoxyphenol
B
methanol < p-ethoxyphenol < phenol
C
methanol < phenol < p-ethoxyphenol
D
phenol < p-ethoxyphenol < methanol
4
JEE Main 2020 (Online) 8th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The complex that can show fac- and mer-isomers is :
A
[CoCl2(en)2]
B
[Pt(NH3)2Cl2]
C
[Co(NH3)3(NO2)3]
D
[Co(NH3)4Cl2]+
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