1
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
During the change of O2 to O2- , the incoming electron goes to the orbital :
A
$$\pi 2{p_y}$$
B
$${\sigma ^*}2{p_z}$$
C
$${\pi ^*}2{p_x}$$
D
$$\pi 2{p_x}$$
2
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Three complexes,
[CoCl(NH3)5] 2+(I),
[Co(NH3)5H2O]3+ (II) and
[Co(NH3)6] 3+(III)
absorb light in the visible region. The correct order of the wavelength of light absorbed by them is :
A
(III) > (I) > (II)
B
(III) > (II) > (I)
C
(I) > (II) > (III)
D
(II) > (I) > (III)
3
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The species that can have a trans-isomer is :
(en = ehane-1, 2-diamine, ox = oxalate)
A
[Cr(en)2(ox)]+
B
[Pt(en)Cl2]
C
[Pt(en)2Cl2]2+
D
[Zn(en)Cl2]
4
JEE Main 2019 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product of the following reaction is : JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Alcohols, Phenols and Ethers Question 127 English
A
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Alcohols, Phenols and Ethers Question 127 English Option 1
B
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Alcohols, Phenols and Ethers Question 127 English Option 2
C
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Alcohols, Phenols and Ethers Question 127 English Option 3
D
JEE Main 2019 (Online) 10th April Morning Slot Chemistry - Alcohols, Phenols and Ethers Question 127 English Option 4
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