Class 11 Chemistry Chapter 1 Stoichiometry

Topics covered:

• Chemistry definition
• Mole concept
• Avogadro’s number
• Applications/ Significance of mole concept and Avogadro’s number
• Gram atom, Gram molecule, Gram formula, Gram ion
• Molar mass definition and examples
• Molar volume definition
• What is meant by stoichiometry
• Law of Conservation of mass
• Law of Constant Composition( Law of definite Proportion)
• Percent Composition
• Excess and Limiting reactant ( definition, examples and important problems practice)
• Theoretical and Actual yield as Percentage
• Percent yield

Chapter Stoichiometry Free pdf notes Download below

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Class 11 Chemistry Basic Concepts of Chemistry Solved Problems :

How many molecules of water are there in 12g of ice?

Let 10 moles of H₂ and 7 moles of O₂ were reacted to produce H₂O.Find out the limiting reactant or reagent and excess reactant.

Find the molecular mass of glucose C₆H₁₂O₆ which is also known as blood sugar

Find the Molecular mass of Naphthalene C₁₀H₈ , which is used in Mothballs

Molecular Mass Important Numericals

How to Calculate Molar mass of a Compound : HCl , NH₃ ,Ca(OH)₂ , CO₂ ,H₂O , CO , NaCl

The mass of 5 moles of Element X is 60g . Calculate its Molar mass and Name the Element x .

find the formula mass of the following compounds: K₂Cr₂O₇, C2H5OH , C3H6O, MgSO₄

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