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Saturday, 31 October

JEE Main · Chemistry · The s-Block Elements

Amphoterism of Beryllium Compounds

JEE Main asked Amphoterism of Beryllium Compounds 5 times in 5 of the 108 shifts Lumi analysed, in 2020, 2021, 2022 and 2023. It belongs to The s-Block Elements (Chemistry). The longest wait between two years asking it was 1 year. In 2021 it came in more than one shift of the same year.

Updated 2026-10-24

Times asked
5
in 5 shifts
Years
4 of 8
First asked
2020
last in 2023
Pattern
Comes in cycles
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2020, 2021, 2022 and 2023. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Chemistry questions.

00.050.10’170.08’200.07’210.03’220.07’230’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 1 in 12 shifts · 2021: 2 in 24 shifts · 2022: 1 in 24 shifts · 2023: 1 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.

  • 20260 of 9
  • 20250 of 8
  • 20240 of 18
  • 20231 of 12
  • 20221 of 24
  • 20212 of 24
  • 20201 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Single correct is the usual form. Skill tested: conceptual.

  • Statement i/ii on alkaline earth hydroxides
  • Incorrect option on beryllium hydroxide reaction

Difficulty

Easy 1Medium 4Hard 0

1 of the 5 questions had a numerical answer.

Every question

All 5 questions

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

  1. 13 Apr 2023, Shift 1 · Q67Be(OH)2\mathrm{Be(OH)_2} reacts with Sr(OH)2\mathrm{Sr(OH)_2} to yield an ionic salt. Choose the incorrect option related to this reaction from the…MediumSingle correct
  2. 27 Jul 2022, Shift 1 · Q69Given below are two statements. Statement I: The chlorides of Be and Al have Cl-bridged structure. Both are soluble in organic solvents…MediumTwo statements
  3. 25 Jul 2021, Shift 1 · Q36Given below are two statements : Statement I : None of the alkaline earth metal hydroxides dissolve in alkali. Statement II : Solubility…MediumTwo statements
  4. 24 Feb 2021, Shift 1 · Q59Number of amphoteric compounds among the following is __________. (A) BeO (B) BaO (C) Be(OH)2\mathrm{Be(OH)_2} (D) Sr(OH)2\mathrm{Sr(OH)_2}MediumNumerical value
  5. 4 Sep 2020, Shift 2 · Q33An alkaline earth metal 'M' readily forms water soluble sulphate and water insoluble hydroxide. Its oxide MO is very stable to heat and…EasySingle correct

Shifts: 4 Sep 2020, Shift 2, 24 Feb 2021, Shift 1, 25 Jul 2021, Shift 1, 27 Jul 2022, Shift 1, 13 Apr 2023, Shift 1.

Same topic

Other ideas in s-Block Elements

s-Block Elements has 27 ideas JEE Main has asked; 20 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisAll repeated ideas