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UPSC Chemistry PYQs 2023 | Vaidra | Vaidra
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Chemistry UPSC PYQ 2023

88 questions from the UPSC 2023 examination. Showing a preview of 3 below — generate a full practice test to solve the rest.

3 questions

1Medium10 marks
Draw all possible stereoisomers for [Co(CN)_2(H_2O)_2(NH_3)_2]^+ complex ion.
2Medium15 marks
(i) Identify the type of pericyclic reaction involved in the formation of unsaturated intermediate.
(ii) What elements are lost when the intermediate is converted to 3-phenyl-4-pentenal?
(iii) Identify the carbon atom in the starting acrylic acid that becomes the aldehyde carbon in the pentenal.
(iv) Write the steps involved for this transformation.
3Medium10 marks
Explain radiative and non-radiative processes by singlet and triplet electronic states of molecule. Also explain it through Jablonski diagram.

85 more Chemistry 2023 questions await

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