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प्रश्न
Which of the following are pure substances? Ice, Milk, Iron, Hydrochloric acid, Mercury, Brick and Water.
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उत्तर
Ice, Iron, Hydrochloric acid, Mercury and water are pure substances.
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संबंधित प्रश्न
Air is a pure substance.
Give the main difference between a pure substance and an impure substance.
A ______ substance is made up of only one kind of particle.
Give any two characters of a pure substance.
Name the process associated with the following
Dry ice is kept at room temperature and at one atmospheric pressure.
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
The allotropic form of a non-metal is a good conductor of electricity. Name the allotrope.
A substance must absorb ______ so that it can melt.
How are pure substances classified?
Name some substances that are sublime.
What are the characteristics of Pure Substances? (or) List out the characteristics of Pure Substances.
