JEE Main · Chemistry · Hydrogen
Metallic or Interstitial
JEE Main asked Metallic or Interstitial once in the 108 shifts Lumi analysed, on 25 Jul 2021, Shift 2. It belongs to Hydrogen and Hydrides, in Hydrogen (Chemistry).
Updated 2026-10-24
- Times asked
- 1
- in 1 shift
- Years
- 1 of 8
- First asked
- 2021
- the only year
- Pattern
- Gone quiet
- asked once so far
Questions on this idea a shift, by year
2017–2026. Asked in 2021. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Chemistry questions.
Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 1 in 24 shifts · 2022: 0 in 24 shifts · 2023: 0 in 12 shifts · 2024: 0 in 18 shifts · 2025: 0 in 8 shifts · 2026: 0 in 9 shifts.
Shift by shift
Each square is one analysed shift, in date order. Open a filled one for that paper.
How JEE Main framed it
Single correct is the usual form. Skill tested: recall.
- Metal forming interstitial hydride
Difficulty
The question was multiple choice.
Every question
The question
From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.
Shift: 25 Jul 2021, Shift 2.
Same topic
Other ideas in Hydrogen and Hydrides
Hydrogen and Hydrides has 29 ideas JEE Main has asked; 21 of them came up in more than one question. The 12 most asked are below.
- Isotopes of Hydrogen5× · 2023
- Syngas Production via Reforming4× · 2023
- Redox Behavior of Hydrogen Peroxide4× · 2022
- Ion-Exchange Resins for Water Softening3× · 2023
- Water-Gas Shift Reaction3× · 2023
- Oxidizing Action of H2O23× · 2022
- Temporary Hardness and Clark's Method3× · 2022
- H-H Bond Dissociation Enthalpy3× · 2021
- Covalent Hydride Types2× · 2023
- Dihydrogen from Brine Electrolysis2× · 2023
- Kinetic Isotope Effect in Hydrogen2× · 2023
- Storage and Stabilization of H2O22× · 2023