JEE Advanced 2025 · Paper 2

During sodium nitroprusside test of sulphide ion in an aqueous solution, one of the ligands coordinated to the metal ion is converted to

1. ANOS⁻
2. BSCN⁻
3. CSNO⁻
4. DNCS⁻

The complete hydrolysis of ICl, ClF₃ and BrF₅, respectively, gives

1. AIO⁻, ClO₂⁻ and BrO₃⁻
2. BIO₃⁻, ClO₂⁻ and BrO₃⁻
3. CIO⁻, ClO⁻ and BrO₂⁻
4. DIO₃⁻, ClO₄⁻ and BrO₂⁻

The correct statement(s) about intermolecular forces is(are)

1. AThe potential energy between two point charges approaches zero more rapidly than the potential energy between a point dipole and a point charge as the distance between them approaches infinity.
2. BThe average potential energy of two rotating polar molecules that are separated by a distance r has 1/r³ dependence.
3. CThe dipole-induced dipole average interaction energy is independent of temperature.
4. DNonpolar molecules attract one another even though neither has a permanent dipole moment.

The compound(s) with P–H bond(s) is(are)

1. AH₃PO₄
2. BH₃PO₃
3. CH₄P₂O₇
4. DH₃PO₂