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प्रश्न
Differentiate between elements and compounds.
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उत्तर
| Elements | Compounds |
| An element is the simplest substance | A compound is a chemical substance formed by the combination of two or more elements |
| Elements combine to form compounds | Compounds can be split into elements |
| Atoms are the fundamental particle of an element | Molecules are the fundamental particles of a compound |
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संबंधित प्रश्न
Define the term: Element
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Vinegar
Classify the following substances into elements and compounds
Mercury, sulphur, sugar, water, sand, gold, carbon, oxygen, alcohol, iron, marble, baking soda.
Give two examples of the following.
Non-metals which are solids
Indicate whether the following statement is true or false:
All elements are artificially prepared
Tick (√) the correct alternative from the choice given for the following statement.
Sugar is a compound which consists of the elements
Tick (√) the correct alternative from the choice given for the following statement.
Sulphur and carbon are
Select the correct answer from the choice given below.
An element which is a poor conductor of heat
Why are utensils made up of aluminium and brass?
______ is a mixture of gases.
