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प्रश्न
Complete the statement given below by filling in the blank with the correct word.
An element is a pure substance which cannot be broken down by physical or _________ methods.
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उत्तर
An element is a pure substance which cannot be broken down by physical or chemical methods.
संबंधित प्रश्न
Write true or false
All pure substances have characteristic melting and boiling points.
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Marble
Give two examples of the following.
Inert gases
Fill in the blank
A metal which is a liquid at room temperature is _______.
Fill in the blank
A metal which is a poor conductor of electricity is _______.
Indicate whether the following statement is true or false:
Ozone is a triatomic molecule
Select the correct answer from the choice given below.
The unreactive non-metallic element
Write the names of elements from the following symbol:
Zn
Write an answer to the following question in your own words.
Which elements (metals and non-metals), compounds and mixtures do we use in our day-to-day life?
Give an example of two liquids that form heterogeneous mixtures.
