JEE Advanced questions
3844 published questions with worked solutions.
- White phosphorus (P4) has
- Statement 1: PCl5 and PbCl4 are thermally unstable Statement 2: They produce same gas on thermal decomposition
- Statement 1: PCl5 is covalent in gaseous and liquid states but ionic in solid state Statement 2: PCl5 in solid state consists of...
- Concentrated sulphuric acid is
- Pyrophosphorous acid, H4P2O5
- sp2 hybridization is involved in the molecules of
- Statement 1: Oxygen is more electronegative than sulphur, yet H2S is acidic, while H2O is neutral Statement 2: H-S bond is weaker...
- Statement 1: Red phosphorus is less volatile than white phosphorus Statement 2: Red phosphorus has a discrete tetrahedral...
- Statement 1: The aqueous solution of XeF2 is powerful oxidizing agent Statement 2: The hydrolysis of XeF2 is show in dilute acid...
- Statement 1: The van der Waals' forces are directly proportional to the ionisation potentials Statement 2: Van der Waals' forces...
- Statement 1: All the noble gases have ns2np6 electronic configuration in their outermost shell Statement 2: In noble gases all...
- Statement 1: Helium and beryllium have similar outer electronic configuration of the type ns2 Statement 2: Helium and beryllium...
- Complete hydrolysis of XeF2 gives
- Fractional evaporation of liquid argon under reduced pressure gives
- Statement 1: Helium is the only substance that can't be solidified at atmospheric pressure Statement 2: The zero point energy of...
- Which of the following has peroxy linkage?
- The term 'thio' is used in the names of all of the following compounds except
- Which of the following can convert acidified Cr2O7²⁻ to green?
- Which has peroxy linkage?
- SO2 behaves as a reducing agent when