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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
Fill in the blank:
Symbolic expression for a molecule is called _____.
Give the symbol of the following element:
Fluorine
State the type of element for the following:
Calcium
State what is meant by the term ‘activity series of metals’.
Give the formula of the following gas:
Ammonia
Select the correct answer from the choice in the bracket.
The formula of caustic soda.
State the valency of the following metallic element and write symbol with the valency
Sodium
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Copper
write symbol with the variable valency
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Zincate
What does the symbol '(aq.)' present in a chemical equation, mean?
