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प्रश्न
Explain the term ‘mixture’.
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उत्तर
Mixture: A mixture is made up of two or more substances elements or compounds or both mechanically mixed together in any proportion. A mixture retains the properties of its constituent elements or compounds.
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संबंधित प्रश्न
Give Two Examples for Each of the Following: Metalloids
State four differences between compounds and mixtures.
Name: a non-metal which is lustrous
Give two examples of Noble gases.
Define: Molecule
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name – two coloured gases (with their colours)
Draw a labelled diagram of an atom including its nucleus, orbits & their contents.
Give the name of the radical - SO4
State five different characteristics of compounds.
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
Name a non-metal which is required for combustion.
