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प्रश्न
The symbols of the elements cobalt, aluminium, helium and sodium respectively written by a student are as
follows. Which symbol is the correct one ?
पर्याय
CO
AL
He
So
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उत्तर
He
He is the correct symbol of helium.
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संबंधित प्रश्न
The English name of an element is potassium, its Latin name will be :
Give a reason why elements are tabulated in a table called the ‘Periodic table’.
Elements are mainly classified into metals and non-metals. State six properties of metals which differ from non-metals.
Give the symbol of the following element:
Carbon
Give the symbol of the following element:
Copper
State the type of element for the following:
Xenon
Write the chemical formula of the following:
Sodium bromide
Name the following:
An acid whose formula is ‘H2CO3’.
What is meant by the term ‘symbol’?
Name three metals whose symbols are derived: from their Latin names.
