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Class 11 Chemistry: Some Basic Concepts of Chemistry Formulas (PDF) — All Important Formulas Free

Free class 11 chemistry: some basic concepts of chemistry formulas — all 7 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: some basic concepts of chemistry formulas — all 7 key formulas on one page, downloadable as PDF for fast revision before CBSE…

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

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

Some Basic Concepts of Chemistry — Key Formulas

FormulaExpression
Molar MassM = mass/moles (in g/mol)
Avogadro's NumberN_A = 6.022 × 10²³ mol⁻¹
Number of Molesn = m/M = N/N_A
MolarityM = moles/volume(L)
Molalitym = moles/mass of solvent(kg)
Atomic Mass Unit1 amu = 1.66054 × 10⁻²⁷ kg
Percentage Composition% = (mass of element/molar mass) × 100

FAQs

What are the most important Some Basic Concepts of Chemistry formulas for Class 11?

This sheet lists all 7 key Some Basic Concepts of Chemistry formulas from the Class 11 Chemistry CBSE/NCERT syllabus, ready for quick revision.

Is this Some Basic Concepts of Chemistry formula sheet free to download?

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