What are the Names of Elements were Derived from? (In Chemistry | In Periodic Table of Elements)

1. Names of the discoverer
2. Place where they where discovered
3. After the name of planet
4. based on the peculiar properties 
ex. hydrogen "hydros" water producer
      chlorine   "chloros" green


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What are the Names of Elements were Derived from (Periodic Table of Elements)
What are the Names of Elements were Derived from (In Chemistry)
What are the Names of Elements were Derived from:
What are the Names of Elements were Derived from?