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Is Matter Around Us Pure

Question
CBSEENSC9004890
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Write characteristics of compounds.

Solution

Characteristics of compounds:

(ii) Compounds are the substances formed by chemical combination of two or more elements.

(ii) The constituent elements are present in a fixed ratio. For example water is compound and compose in 1:2 such that 1 part of oxygen and 2 part of hydrogen.

(iii) A chemical reaction takes place during the formation of a compound.

(iv) Properties of a compound are different to those of its elements.

(v) Constituent elements cannot be separated by physical processes.

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