1.

How do you appreciate the efforts of scientists in discovering elements?

Answer»
  • Generally elements are available in nature in the form of their ores. 
  • Study of properties of elements lead to the development of civilization. 
  • The efforts of early alchemists-up to and including Newton, Hennig Brand, Sir Humphry Davy are appreciable for their works in unearthing new elements. 
  • The definition of element and compound given by Robert Boyle and Lavoisier lead to study the properties of elements and compounds.


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