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प्रश्न
Select the correct answer from the choice given below.
An impure substance
पर्याय
element
mixture
compound
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उत्तर
mixture
संबंधित प्रश्न
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Marble
What are the advantages of chromatography?
Tick (√) the correct alternative from the choice given for the following statement.
Sugar is a compound which consists of the elements
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name – a gas with a pungent, choking odour which is lighter than air
Give the name of the radical - NO3
Explain the difference between Metals and non-metals.
Explain the difference between Atoms and molecules.
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
Elements are made up of______ kinds of atoms.
Give two example of elements.
