IIT-JEE 2002 Screening
JEE Advanced / 7 questions
2026Thu, Apr 11, 2002 9:00 AM7 PYQs
1Chemical Bonding And Molecular Structure
Which of the following molecular species has unpaired electrons(s)?
MCQ+1 / -0.252002
2P Block Elements
Specify the coordination geometry around and hybridisation of N and B atoms in a 1 : 1 complex of BF3 and NH3
MCQ+2 / -0.52002
3Periodic Table And Periodicity
Identify the least stable ion amongst the following
MCQ+2 / -0.52002
4Periodic Table And Periodicity
Identify the correct order of acidic strengths of CO2, CuO, CaO, H2O
MCQ+1 / -0.252002
5Some Basic Concepts Of Chemistry
How many moles of electron weigh one kilogram?
MCQ+2 / -0.52002
6Structure Of Atom
If the nitrogen atom has electronic configuration 1s7, it would have energy lower than that of the normal ground state configuration 1s22s22p3, because the electrons would be closer to the nucleus. Yet 1s7 is not observed because it violate...
MCQ+2 / -0.52002
7Structure Of Atom
Rutherford's experiment, which established the nuclear model of the atom, used a beam of
MCQ+1 / -0.252002