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प्रश्न
Give an example of each mixture having the following characteristics. Suggest a suitable method to separate the components of this mixture
Two or more coloured constituents are soluble in some solvent.
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उत्तर
Chromatography – Ink
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संबंधित प्रश्न
Tick the most appropriate answer
Solutions are
- heterogeneous mixtures.
- compounds
- homogeneous mixtures.
- elements
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Marble
Define a pure substance. How many types of pure substances do you know?
Fill in the blank
A metal which is a liquid at room temperature is _______.
Indicate whether the following statement is true or false:
Metals can be polished.
Draw a labelled diagram of an atom including its nucleus, orbits & their contents.
Complete the statement with the correct words.
_______ are chemicals which are hydroxide (or oxides) of ______ eg. sodium hydroxide.
Select the correct answer from the choice given below.
The element which is malleable
Define the terms elements, compounds & mixtures with a view to show their basic difference.
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
