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Tuesday, 1 March 2016

Compounds & molecules,MOLECULAR FORMULAS

              Compounds & molecules
Molecule: The smallest identifiable unit that retains the physical and chemical  properties of the pure substances
COMPOUND is a combination of 2 or more elements in definite ratios by mass. 
The character of each element is lost when forming a compound (e.g., think of NaCl).
MOLECULES are the smallest units of a compound that retains the characteristics of the compound.     

MOLECULAR FORMULAS
Formula for glycine is C2H5NO2
      (description of the composition)
In one molecule there are
2 C atoms
5 H atoms
1 N atom
2 O atoms
   Compounds & molecules,MOLECULAR FORMULAS

    Compounds & molecules,MOLECULAR FORMULAS,sharma sir,scceducation,chemistry ,9718041826,free notes,free cbse study material,ncert solution,

writing chemical formula,Compounds & molecules,MOLECULAR FORMULAS

writing chemical formula,Compounds & molecules,MOLECULAR FORMULAS

writing chemical formula,Compounds & molecules,MOLECULAR FORMULAS

writing chemical formula,Compounds & molecules,MOLECULAR FORMULAS

Tylenol,writing chemical formula,Compounds & molecules,MOLECULAR FORMULAS


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Tylenol,writing chemical formula,Compounds & molecules,MOLECULAR FORMULAS
Chemistry for class 11.....

sharma sir,scceducation,chemistry ,9718041826,free notes,free cbse study material,ncert solution,   Compounds & molecules,MOLECULAR FORMULAS,   Compounds & molecules,MOLECULAR FORMULAS

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