Advertisements
Advertisements
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.
Hydrogen by ‘H’
उत्तर
Symbols: The short form or abbreviated name of the element (or radicals). The reason for representing the following element by its symbol is as follow:
Hydrogen by ‘H’ – First letter of the name of the element
संबंधित प्रश्न
Give two symbols which have been derived from the " Latin names" of the elements.
The scientist who proposed the first letter (or first letter and another letter) of the Latin or English name of
an element as its symbol, was :
The anion of an element has :
Give two examples of the following:
Liquid + Liquid mixture:
Give the symbol of the following element:
Radon
Write the radical of the following valency:
Sodium
Write the radical of the following valency:
Phosphate
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).
Bisulphite
What is meant by the term ‘symbol’?
Name the elements with the following symbols.
- Na
- W
- Ba
- Al
- U
