मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान इयत्ता ११

Give reasons: Ice floats on water.

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प्रश्न

Give reasons: Ice floats on water.

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उत्तर

Density of ice is less than that of water that is why it floats on the surface of water.

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Physical Properties of Water
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 9: Hydrogen - Multiple Choice Questions (Type - I) [पृष्ठ ११८]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 11
पाठ 9 Hydrogen
Multiple Choice Questions (Type - I) | Q 33.(ii) | पृष्ठ ११८

संबंधित प्रश्‍न

Arrange the following:

CaH2, BeH2 and TiH2 in order of increasing electrical conductance.


Why is it said that-

There is no alternative to water for cleaning purposes.


Why is the density of seawater more than that of rain water?


Define the following.

Boiling point


Which of the following equations depict the oxidising nature of \[\ce{H2O2}\]?


Which of the following equation depicts reducing nature of \[\ce{H2O2}\]?


If same mass of liquid water and a piece of ice is taken, then why is the density of ice less than that of liquid water?


Explain why \[\ce{HCl}\] is a gas and \[\ce{HF}\] is a liquid.


Why does water show high boiling point as compared to hydrogen sulphide? Give reasons for your answer.


Write two reactions to explain amphoteric nature of water.


The freezing point of water ______ with an increase in pressure.


Pure water boils at ______ °C at one atmospheric pressure.


Freezing of water will cause an ______ is the volume.


______ has the highest latent heat of fusion.


One gram of water requires ______ of heat to raise its temperature by l°C.


Water is circulated around the car engine using the ______ pump and the heat is absorbed.


What is the taste of distilled water & boiled water?


Which of the following ion is responsible for the temporary hardness of water?  


The density of gold is 19 g/cm3. If 1.9 × 10−4 g of gold is dispersed in one litre of water to give a sol having spherical gold particles of radius 10 nm, the number of gold particles per mm3 of the sol will be ______ × 106.


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