Give the names and symbols of five familiar substances which you think are elements.
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Explanation:
Answer: Oxygen: O
Iron : Fe
Nitrogen: N
Helium : He
Gold : Au
Explanation: Element is a pure substance which consists of single type of atoms.
The familiar substances which exists as elements in nature are oxygen which is present in atmosphere and used for respiration, iron which is the mot common metal used widely, nitrogen which is the most abundant gas in atmosphere, Helium which is a noble gas and used in balloons and gold which is used in making ornaments.
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Some of the familiar substances are:
Iron: Fe , Silver: Ag , Oxygen: O , Hydrogen: H , Gold: Au .
Explanation:
- An element is named in different ways. They are named based on their properties, people who discovered them, places, etc.
- The chemical name of Iron is Ferrum (Fe), which is derived from Latin.
- The chemical name of Silver is Argentum (Ag) and the that of Gold is Aurum (Au).
- Hydroen has the symbol H and Oxygen has the symbol O.
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