JEE Advance - Chemistry (2020 - Paper 1 Offline - No. 4)

Newman projections P, Q, R and S are shown below :

JEE Advanced 2020 Paper 1 Offline Chemistry - Basics of Organic Chemistry Question 30 English

Which one of the following options represents identical molecules?

P and Q

Q and S

Q and R

R and S

IUPAC name of P, Q, R and S are :

JEE Advanced 2020 Paper 1 Offline Chemistry - Basics of Organic Chemistry Question 30 English Explanation

IUPAC name of compounds Q and R are same, thus the correct option is (c).