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प्रश्न
What is a symbol? What information does it convey?
उत्तर
A symbol is the short form which stands for the atom of a specific element or the abbreviations used for the names of elements.
It represents a specific element.
It represents one atom of an element.
A symbol represents how many atoms are present in its one gram (gm) atom.
It represents the number of times an atom is heavier than one atomic mass unit (amu) taken as a standard.
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संबंधित प्रश्न
The atoms of which of the following pair of elements are most likely to exist in free state ?
Why is the symbol S for sulphur, but Na for sodium and Si for silicon?
What do the following symbol stand for?
2H
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of it
Phosphate
Select the correct answer from the choice given below.
The symbol of mercury is
State which element exists in the highest percentage in atmosphere.
State the type of element for the following:
Radon
Give the symbol of the following element:
Nitrate
Give the symbol of the following element:
Phosphate
Describe the different ways in which we can write the symbols of elements. Give appropriate examples.
