1
JEE Main 2019 (Online) 12th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct order of atomic radii is :
A
Ho > N > Eu > Ce
B
Ce > Eu > Ho > N
C
N > Ce > Eu > Ho
D
Eu > Ce > Ho > N
2
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
3
JEE Main 2019 (Online) 12th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product of the following reaction is :

JEE Main 2019 (Online) 12th January Evening Slot Chemistry - Hydrocarbons Question 138 English
A
CH3CH2C$$ \equiv $$CH
B
CH3CH=C=CH2
C
JEE Main 2019 (Online) 12th January Evening Slot Chemistry - Hydrocarbons Question 138 English Option 3
D
CH3CH=CHCH2NH2
4
JEE Main 2019 (Online) 12th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The element that shows greater ability to form p$$\pi $$-p$$\pi $$ multiple bonds, is :
A
Si
B
Ge
C
C
D
Sn

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