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Name a Metal Which Forms Amalgams. - Science

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प्रश्न

Name a metal which forms amalgams.

एक पंक्ति में उत्तर
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उत्तर

Mercury forms amalgams.

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अध्याय 2: Is Matter Around Us Pure - Very Short Answers [पृष्ठ ५८]

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लखमीर सिंग Chemistry [English] Class 9
अध्याय 2 Is Matter Around Us Pure
Very Short Answers | Q 49.2 | पृष्ठ ५८

वीडियो ट्यूटोरियलVIEW ALL [3]

संबंधित प्रश्न

The inter-molecular space is maximum in


All kinds of matter


Out of solids, liquids and gases, which one has :

  1. maximum movement of particles ?
  2. maximum interparticle attractions ?
  3. minimum spaces between particles ?

Fill in the following blank with suitable words :

The best evidence that the particles of matter are constantly moving comes from the studies of ................. and ...................


Explain why air is used to inflate tyres.


What are the characteristics of matter?


When extremely small particles X derived from the anther of a flower were suspended in a liquid Y and observed through a microscope, it was found that the particles X were moving throughout the liquid Y in a very zig-zag way. It was also observed that warmer the liquid Y, faster the particles X moved on its surface.

  1. What could particles X be ?
  2. What do you think liquid Y is ?
  3. What is the zig-zag movement of X known as ?
  4. What is causing the zig-zag movement of particles X ?
  5. Name the scientist who discovered this phenomenon.
  6. What does this experiment tell us about the nature of liquid Y?

The elements which normally exist in the liquid state are :


21.5 g of sodium chloride dissolves in 60 g of water at 25°C. Calculate the solubility of sodium chloride in water at that temperature.


Which of the following do not exhibit Tyndall effect ?

Starch solution, Sugar solution, Ink, Salt solution, Copper sulphate solution, Ammonium chloride solution, Fog, Smoke, Car exhausts.


How will you separate a mixture containing sand and sugar ?


How will you separate water from mustard oil ?


The boiling point of liquid argon is :


There are three liquids A, B and C, all having different densities and different boiling points. Liquids A and C are organic in nature whereas liquid B is considered to be inorganic. When liquids A and B are put together in a container, they form a single layer. On the other hand, when, liquids B and C are mixed, they form two separate layers :

(a) Which process will you use to separate a mixture of A and B ?

(b) Which method will you use to separate a mixture of B and C ?

(c) Name the liquids which would behave like (i) A (ii) B and (iii) C.


Asmita went to buy an earthen pot. There she saw many things kept for sale.
What is the difference between a substance and an object?


Which among the following ______ will get attracted to by magnet?


All the matter made of ______.


Solid is an arrangement of particles ______.


The movement of particles in liquids is ______.


Boiling refers to the process by which a substance changes from the liquid to the gaseous state at its ______ point.


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