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atom

Classification of matter

Last Updated on April 23, 2020 By Mrs Shilpi Nagpal 6 Comments

matter

Matter ​Matter is defined as anything that occupies space and possesses mass. Classification of Matter (1) Physical classification (a) Solid (b) Liquid (c) Gases                  Solid                   Liquid                          Gases (1) They have fixed shape and volume They do not have fixed shape but have fixed volume They do not have fixed … [Read more...] about Classification of matter

Elements

Last Updated on May 14, 2019 By Mrs Shilpi Nagpal 2 Comments

Question 1 What are elements? Give example? Question 2 Define the term atom? Question 3 Name 2 types of elements? Elements A substance which cannot be broken down into two or more simpler substances by chemical reactions is called an element. For Example: Iron,hydrogen,helium,oxygen,phosphorus,sulphur,chlorine,bromine,gold,silver,mercury, aluminium … [Read more...] about Elements

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