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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Why are liquids and gases categorised as fluids? - Chemistry

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प्रश्न

Why are liquids and gases categorised as fluids?

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उत्तर

The liquids and gases have a property to flow i.e. the molecules can move past and tumble over one another freely. Hence they have been categorized as fluids.

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अध्याय 1: Solid States - Exercises [पृष्ठ १०]

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एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
अध्याय 1 Solid States
Exercises | Q III. 54. | पृष्ठ १०

संबंधित प्रश्न

Give an example each of a molecular solid and an ionic solid.


An ionic compound crystallises in FCC type structure with ‘A’ ions at the centre of each face and ‘B’ ions occupying corners of the cube. The formula of compound is _______.


An ionic compound AxBy crystallizes in fcc type crystal structure with B ions at the centre of each face and A ion occupying corners of the cube. the correct formula of AxBy is


Classify the following solid.

P4


Dry ice is an example of ____________.


Which among the following is an example of network solid?


Brass is an example of ____________.


Solid X is a very hard electrical insulator in solid as well as in molten state. It melts at extremely high temperature. Solid X is a ____________.


Nature of binding forces present in carbon dioxide molecules in solid state are ____________.


Which among the following is an example of non-polar molecule?


Silicon carbide is an example of ____________.


An AB2 type structure is found in ____________.


An example of a covalent crystalline solid is ____________.


Which one of the following forms a molecular solid when solidified?


Graphite cannot be classified as ______.


Which of the following cannot be regarded as molecular solid?

(i) SiC (Silicon carbide)

(ii) AlN

(iii) Diamond

(iv) I2


An excess of potassium ions makes KCl crystals appear violet or lilac in colour since:

(i) some of the anionic sites are occupied by an unpaired electron.

(ii) some of the anionic sites are occupied by a pair of electrons.

(iii) there are vacancies at some anionic sites.

(iv) F-centres are created which impart colour to the crystals.


Inspite of long range order in the arrangement of particles why are the crystals usually not perfect?


Mention the res of the following solid:

Ice


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