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प्रश्न
An atom of an element is denoted by a “symbol” Explain the meaning of the term ‘symbol’. State a reason for representing the following element by its symbol.
Copper by ‘Cu’
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उत्तर
Symbols: The short form or abbreviated name of the element (or radicals) The reason for representing the following element by their symbol is as follow:
Copper by ‘Cu’ – Deriving symbols from their Latin names
संबंधित प्रश्न
Give the symbol and the number of atoms of the following elements present in water.
Give the symbol and the number of atoms of the following elements present in carbon dioxide.
In the chemical word equation –
Zinc + Sulphuric acid → Zinc sulphate + Hydrogen.
State the reactants and products of the above reaction. What does the arrow indicate?
Give the symbol of the following element:
Mercury
State the type of element for the following:
Platinum
Give three reasons why – carbon dioxide is considered a compound, while carbon – an element.
Give the formula of the following acid:
Carbonic
Select the correct answer to the statement given below:
An element present in the earth’s crust, atmosphere and the human body.
Select the correct answer from the choice in the bracket.
The formula of caustic soda.
The chemical symbol for sodium is
