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In the following reaction sequence, P, Q, S and T are the major products. [figure] The correct statement(s) about P, Q, S and T is(are)
- Q on treatment with ethanol generates an aromatic aldehyde.
- S gives positive phthalein dye test.
- P is a dinitro compound.
- T is a coloured compound.
JEE Advanced 2026 Paper 2