1
One of the products formed from the reaction of permanganate ion with iodide ion in neutral aqueous medium is
- I2
- IO3-
- IO4-
- IO2-
JEE Advanced 2025 Paper 1
d- and f-Block Elements
Previous year questions with solutions · 2019 – 2026
4Questions
2Papers covered
0% ↓100%Weightage in 2026
’24
’25
Year-wise statistics questions · papers · average per paper · weightage
| Year | Questions | Papers | Avg / paper | Weightage |
|---|---|---|---|---|
| 2025 | 2 | 2 | 1 | 6.25% ↑6.2% |
| 2024 | 2 | 2 | 1 | 5.88% |
2
The pair(s) of diamagnetic ions is(are)
- La3+, Ce4+
- Yb2+, Lu3+
- La2+, Ce3+
- Yb3+, Lu2+
JEE Advanced 2025 Paper 1
3
The number of moles of potassium iodide required to produce two moles of P is .
JEE Advanced 2024 Paper 2
4
The number of zinc ions present in the molecular formula of Q is .
JEE Advanced 2024 Paper 2