NTA JEE Main 26th August 2021 Shift 2

The class of drug to which chlordiazepoxide with above structure belongs is:

The interaction energy of London forces between two particles is proportional to $$r^x$$, where r is the distance between the particles. The value of x is:

The bond order and magnetic behaviour of $$O_2^-$$ ion are, respectively:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Heavy water is used for the study of reaction mechanism.
Reason (R): The rate of reaction for the cleavage of O-H bond is slower than that of O-D bond.
Choose the most appropriate answer from the options given below:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Barium carbonate is insoluble in water and is highly stable.
Reason (R): The thermal stability of the carbonates increases with increasing cationic size.
Choose the most appropriate answer from the options given below:

Which one of the following compounds is not aromatic?

Consider the given reaction, Identify X and Y:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R)
Assertion (A) : Photochemical smog causes cracking of rubber.
Reason (R): Presence of ozone, nitric oxide, acrolein, formaldehyde and peroxyacetyl nitrate in photochemical smog makes it oxidizing.
Choose the most appropriate answer from the options given below:

The sol given below with negatively charged colloidal particles is: