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प्रश्न
Which of the following are the states of matter?
विकल्प
Solid, Liquid, Water
Solid, Liquid, Gas
Solid, Liquid, Wood
Solid, Liquid, Sugar
उत्तर
Solid, Liquid, Gas
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संबंधित प्रश्न
Give one example of the diffusion of a solid in another solid.
State two characteristic properties of a solid.
Compare the properties of solids, liquids and gases in tabular form.
Give reasons
When an empty gas jar is inverted over a gas jar containing a coloured gas, the gas also spreads into the empty jar
Fill in the blanks:
The physical state of a substance, which has neither fixed volume nor fixed shape is a ______.
Describe simple experiments to prove that solids have a definite volume
Particles in solids are free to move.
Complete the given analogy.
Large Inter-particle space: Gas:: ______ :solid.
Gases have neither a definite shape nor a definite volume.
A strong current of trivalent gaseous boron passed through a silicon crystal decreases the density of the crystal due to part replacement of silicon by boron and due to interstitial vacancies created by missing Si atoms. In one such experiment, one gram of silicon is taken and the boron atoms are found to be 1000 ppm by weight, when the density of the Si crystal decreases by 12%. The percentage of missing vacancies due to silicon, which are filled up by boron atoms will be ____ g. [Given · Atomic wt. Si= 30, B = 11]
