Which of the following statements are correct about this reaction?

(i) The given reaction follows the SN₂ mechanism.

(ii) (b) and (d) have the opposite configuration.

(iii) (b) and (d) have the same configuration.

(iv) The given reaction follows the SN₁ mechanism.

To measure light intensity we use

A 0.8 m long solenoid has 800 turns and has a field density of 2.52 × 10^–3 T at its centre. What is current in the wire?

Consider the following reaction sequence

Product B is

Major product of the given reaction is

(CH₃)₃CBr + CH₃–CH₂–ONa → product

Chloroform on reaction with O₂ in presence of light gives