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ICSE Class 10 Chemistry — Formula Sheet

ICSE Class 10 Chemistry formula sheet, chapter by chapter — 87 formulas across 10 chapters. Follows the ICSE / ISC syllabus.

How to Use the Formula Sheet

  1. Write, don't just read — writing each formula out helps it stick.
  2. Understand the derivation — you can rebuild a formula you half-remember.
  3. Group related formulas — link the ones that build on each other.
  4. Test yourself — cover the sheet and write the formulas from memory.

Chapter-Wise Formulas — 10 Chapters

Å = 10^-8 cm = 10^-10 m
Atomic radii ∝ 1 / Nuclear charge
M(g) + Energy (IE) → M+(g) + e-
13.6 V × 1.602 × 10^-19 C = 13.6 × 1.602 × 10^-19 J
Ionisation energy = (13.6 × 1.602 × 10^-19) / (1.602 × 10^-19) = 13.6 eV
K -> K+ + e-
Na -> Na+ + e-
Mg -> Mg2+ + 2e-
Ca -> Ca2+ + 2e-
O + 2e- -> O2-
HCl + H2O → H3O+ + Cl−
CH3COOH + H2O ⇌ CH3COO− + H3O+
Basicity of an acid = number of H3O+ or H+ furnished by one molecule
KOH(aq.) → K+ + OH−
NH4OH ⇌ NH4+ + OH−

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Formula sheets for all 10 chapters with formulas.

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Frequently Asked Questions

Where can I find ICSE Class 10 Chemistry Formula Sheet?

This page has formula sheet for 10 chapters of ICSE Class 10 Chemistry for the board exams 2027. Each chapter links to its own page with the full set.

Go through the syllabus first, then work chapter by chapter: learn the ideas, practise questions, and revise with notes and flashcards. Leave time at the end to revise every chapter once more under timed conditions.

Learn the formulas you use most first, and understand what each symbol means so you can apply them. Knowing where a formula comes from helps you rebuild it if you forget it in the exam.

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10 chapters

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