English

Define Solvent.

Advertisements
Advertisements

Question

Define solvent.

One Line Answer
Short/Brief Note
Advertisements

Solution

Solvent is a liquid or a medium in which the solute is dissolved.

Example: Water

shaalaa.com
  Is there an error in this question or solution?
Chapter 2: Is Matter Around Us Pure - Very Short Answers [Page 80]

APPEARS IN

Lakhmir Singh Chemistry Part 2 [English] Class 9
Chapter 2 Is Matter Around Us Pure
Very Short Answers | Q 21.2 | Page 80

RELATED QUESTIONS

Define the term matter. What is it composed of?


The best evidence for the existence and movement of particles in liquids was provided by :


An inflated balloon full of air goes down slowly (becomes smaller and smaller slowly) even though the knot at the mouth of the balloon is airtight. And after a week all the air has escaped from the balloon. Explain how the air particles got out of the balloon.


The three important metalloids are.............................. and ..........................


Name a non-metal :

  1. which is lustrous
  2. which is required for combustion
  3. whose one of the allotrophic forms is a  good conductor of electricity. Name the allotrope.
  4. other than carbon which shows allotropy
  5. which is known to form the largest number of compounds

Choose one term from the following which includes the other three :

aerosol, emulsion, colloid, sol


Define Aerosol Give one example.


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.


What is a suspension ? Give two examples of suspensions.


Differentiate between a saturated and an unsaturated solution. How will you test whether a given solution is saturated or not ?


How will you separate a mixture of iron filings and powdered carbon ?


Pure copper sulphate can be obtained from an impure sample by the process of :


You are given a mixture of iodine in alcohol called tincture iodine. Which method will you use to recover both, iodine as well as alcohol, from this mixture ?


The liquid air has three components X, Y and Z whose boiling points are : –186°C, –183°C and –196°C,
respectively. When liquid air is fed into a tall fractional distillation column from near its bottom and warmed
up slowly :

(a) Which component will be collected from near the bottom of the fraction distillation column ? Why ?

(b) Which component will be collected from the top part of the fractional distillation column ? Why ?

(c) Which component will be collected from the middle part of the fractional distillation column ? Why ?

(d) What could the component X, Y and Z be ?


Why wires cannot be drawn from materials such as stone or wood?


The particles in the matter are extremely small and can be seen even with a powerful microscope.


The non S I and S I units of some physical  quantities are given in column A and column B respectively. Match the units belonging to the same physical quantity: 

(A) (B)
(a) degree celsius (i) kilogram
(b) centimetre (ii) pascal
(c) gram per centimetre cube (iii) metre
(d)  bar (iv) kelvin
(e) milligram (v)  kilogram per metre cube

The most reactive metal is ______.


______ is so hard that it can scratch glass.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×