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Class 11 Chemistry: Equilibrium Formulas (PDF) — All Important Formulas Free

Free class 11 chemistry: equilibrium formulas — all 6 key formulas on one page, downloadable as PDF for fast revision before CBSE board exams, JEE & NEET. No signup.

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TL;DR: Free class 11 chemistry: equilibrium formulas — all 6 key formulas on one page, downloadable as PDF for fast revision before CBSE board exams, JEE & N…

Written & reviewed by the Syllab.in Academic Team (CBSE/NCERT subject experts) · Updated Jun 25, 2026

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All Equilibrium formulas for Class 11 Chemistry (CBSE / NCERT) on one page — fast revision for board exams, JEE & NEET. 100% free, no login, download as PDF.

Equilibrium — Key Formulas

FormulaExpression
Equilibrium ConstantK_c = [C]^c[D]^d / [A]^a[B]^b
Le Chatelier PrincipleSystem shifts to counteract stress
Ionization Constant (K_a)K_a = [H⁺][A⁻]/[HA]
pH DefinitionpH = −log[H⁺]
pOH DefinitionpOH = −log[OH⁻]
pH + pOHpH + pOH = 14 (at 25°C)

FAQs

What are the most important Equilibrium formulas for Class 11?

This sheet lists all 6 key Equilibrium formulas from the Class 11 Chemistry CBSE/NCERT syllabus, ready for quick revision.

Is this Equilibrium formula sheet free to download?

Yes — every Syllab.in formula sheet is 100% free, needs no login, and can be saved as a PDF.

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