1
JEE Advanced 2020 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
In the reaction scheme shown below Q, R and S are the major products.

JEE Advanced 2020 Paper 1 Offline Chemistry - Alcohols, Phenols and Ethers Question 16 English

The correct structure of
A
S is

JEE Advanced 2020 Paper 1 Offline Chemistry - Alcohols, Phenols and Ethers Question 16 English Option 1
B
Q is

JEE Advanced 2020 Paper 1 Offline Chemistry - Alcohols, Phenols and Ethers Question 16 English Option 2
C
R is

JEE Advanced 2020 Paper 1 Offline Chemistry - Alcohols, Phenols and Ethers Question 16 English Option 3
D
S is

JEE Advanced 2020 Paper 1 Offline Chemistry - Alcohols, Phenols and Ethers Question 16 English Option 4
2
JEE Advanced 2020 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
Choose the correct statement(s) among the following :
A
[FeCl4]$$-$$ has tetrahedral geometry.
B
[Co(en)(NH3)2Cl2]+ has 2 geometrical isomers.
C
[FeCl4]$$-$$ has higher spin-only magnetic moment than [Co(en)(NH3)2Cl2]+.
D
The cobalt ion in [Co(en)(NH3)2Cl2]+ has sp3d2 hybridisation.
3
JEE Advanced 2020 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
With respect to hypochlorite, chlorate and perchlorate ions, choose the correct statement(s).
A
The hypochlorite ion is the strongest conjugate base.
B
The molecular shape of only chlorate ion is influenced by the lone pair of electrons of Cl.
C
The hypochlorite and chlorate ions disproportionate to give rise to identical set of ions.
D
The hypochlorite ion oxidises the sulphite ion.
4
JEE Advanced 2020 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
The cubic unit cell structure of a compound containing cation M and anion X is shown below. When compared to the anion, the cation has smaller ionic radius. Choose the correct statement(s).

JEE Advanced 2020 Paper 1 Offline Chemistry - Solid State & Surface Chemistry Question 17 English
A
The empirical formula of the compound is MX.
B
The cation M and anion X have different coordination geometries.
C
The ratio of M$$-$$X bond length of the cubic unit cell edge length is 0.866.
D
The ratio of the ionic radii of cation M to anion X is 0.414.
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