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Saturday, 31 October

JEE Main · Chemistry · Equilibrium

pH of Strong Acid and Strong Base Mixtures

JEE Main asked pH of Strong Acid and Strong Base Mixtures 2 times in 2 of the 108 shifts Lumi analysed, in 2020 and 2026. It belongs to pH and Buffers, in Equilibrium (Chemistry). The longest wait between two years asking it was 6 years.

Updated 2026-10-24

Times asked
2
in 2 shifts
Years
2 of 8
First asked
2020
last in 2026
Pattern
Occasional
across the analysed shifts

Questions on this idea a shift, by year

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

00.10.20’170.08’200’210’220’230’240’250.11’26

Raw count: 2017: 0 in 1 shift · 2020: 1 in 12 shifts · 2021: 0 in 24 shifts · 2022: 0 in 24 shifts · 2023: 0 in 12 shifts · 2024: 0 in 18 shifts · 2025: 0 in 8 shifts · 2026: 1 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

  • 20261 of 9
  • 20250 of 8
  • 20240 of 18
  • 20230 of 12
  • 20220 of 24
  • 20210 of 24
  • 20201 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Diagram based is the usual form. Skill tested: calculation.

  • Order/ranking of ph of mixtures
  • Ph graph for strong acid-strong base titration

Difficulty

Easy 0Medium 2Hard 0

Every question was multiple choice.

Every question

All 2 questions

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

  1. 5 Apr 2026, Shift 1 · Q56Arrange the following resultant mixtures in increasing order of their pH values A. 10 mL 0.2 M Ca(OH)2\mathrm{Ca(OH)_2} + 25 mL 0.1 M HCl B. 10…MediumOther
  2. 3 Sep 2020, Shift 2 · Q27100 mL of 0.1 M HCl\mathrm{HCl} is taken in a beaker and to it 100 mL of 0.1 M NaOH\mathrm{NaOH} is added in steps of 2 mL and the pH is…MediumDiagram basedHas a figure

Shifts: 3 Sep 2020, Shift 2, 5 Apr 2026, Shift 1.

Same topic

Other ideas in pH and Buffers

pH and Buffers has 22 ideas JEE Main has asked; 11 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas