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प्रश्न
Define: Compounds
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उत्तर
Compounds are pure substances composed of two or more elements in definite proportion by mass and has properties, entirely different from those of its constituents elements.
Compound, are made up of different types of atoms combined chemically.
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संबंधित प्रश्न
Give two examples for the following: Metals
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Sand
Define a pure substance. How many types of pure substances do you know?
Name: Three different forms of carbon
Find the atomicity of the Following molecule:
Carbon Monoxide
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name – two coloured gases (with their colours)
Select the correct answer from the choice given below.
The element which is malleable
Write the names of elements from the following symbol:
Cd
State four differences between – elements, compounds and mixtures with suitable examples.
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
