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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
Name: a Non-metal Which is a Good Conductor of Electricity.
Give two examples of Metalloids.
Indicate whether the following statement is true or false:
A compound is made up of just one kind of atom
Indicate whether the following statement is true or false:
Molecules combine to form atoms
Draw a labelled diagram of an atom including its nucleus, orbits & their contents.
Select the correct answer from the choice in the bracket.
The least reactive metal.
Differentiate between homogenous & heterogeneous mixtures.
Select the correct answer from the choice given below to complete the sentence :
Dust in air is an example of _________ mixture.
Differentiate metals and non-metals.
Classify the substances given in Fig. 2.2 into elements and compounds
