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प्रश्न
What does the symbol '(s)' present in a chemical equation, mean?
उत्तर
'(s)' stands for solid-state.
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संबंधित प्रश्न
Define: Elements-
The symbols of the elements cobalt, aluminium, helium and sodium respectively written by a student are as
follows. Which symbol is the correct one ?
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.
Helium by ‘He’
Give the symbol of the following element:
Oxygen
Give the symbol of the following element:
Platinum
State the type of element for the following:
Boron
State the type of element for the following:
Calcium
Write the chemical formula of the following:
magnesium sulphate
Write the symbols for the following elements and classify them as solid, liquid and gas. Aluminum, Carbon, Chlorine, Mercury, Hydrogen and Helium
How many elements are known at present?
