You are advised to make use of this study material after comprehensive reading of your College or School Text Book.

This material is quite useful in reviewing subject matter before you take a practice test.

This Chapter comprises Quick Review Notes based on the following topics.

Measurement in Chemistry,Significant figures,Rules for determining the number of Significant figures,Exponential notations or Scientific notations :

Calculations involving significant figures,Retention of significant figures – Rounding off figures,Prefixes,Derived units

Conversion of Units,Relation between various unit,Physical Classification of Matter,Chemical Classification of Matter,Separation of Mixtures :

Law of Conservation of Mass,Law of Definite Proportions,Law of Multiple proportions,Law of Reciprocal Proportions,Law of Combining volumes :

Dalton’s atomic theory,Berzelius hypothesis,Atom,Molecule,Atomicity,One atomic mass unit (1 Avogram),Atomic mass,Molecular mass :

Gram atomic mass or Gram atom,Gram molecular mass or Gram mole,Avogadro’s hypothesis,S.T.P. or N.T.P. conditions,Gram Molar Volume (G.M.V.) :

Avagadro’s Number (N),Loschmidt Number,Mole,Balancing of chemical equations,Half reaction method or Ion electron method,Problem based on Chemical Equations (Stoichiometry) :

Limiting reagent,Chemical calculations involving solutions,Molarity equation,