An emulsion is a colloidal solution of (1) Liquid in liquid (2) Solid in liquid (3) Gas in solid (4) Solid in Solid

An emulsion is a colloidal solution of (1) Liquid in liquid (2) Solid in liquid (3) Gas in solid (4) Solid in Solid
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 Liquid in liquid
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An emulsion is a colloidal solution of - (1) Liquid in liquid (2) Solid in liquid (3) Gas in solid (4) Solid in Solid

Description : An emulsion is a colloidal solution of - (1) Liquid in liquid (2) Solid in liquid (3) Gas in solid (4) Solid in Solid

Last Answer : (1) Liquid in liquid Explanation: An emulsion is a mixture of two or more liquids that are normally immiscible (unmixable or unblendable). Emulsions are part of a more general class ... of emulsions include vinaigrettes, homogenized milk, mayonnaise, and some cutting fluids for metal working.

An alloy is an example of : (1) Colloidal solution (2) Emulsion (3) Solid solution (4) Heterogeneous mixture

Description : An alloy is an example of : (1) Colloidal solution (2) Emulsion (3) Solid solution (4) Heterogeneous mixture

Last Answer : (3) Solid solution Explanation: A Solid solution is a uniform mixture of substances in solid form.

(2) Fat is dispersed in water Explanation: A colloid is a substance microscopically dispersed evenly throughout another substance. A colloidal system consists of two separate phases: a dispersed phase (or internal phase) and a continuous phase (or dispersion medium) in which the colloid is dispersed. A colloidal system may be solid, liquid, or gas. Milk is an emulsified colloid of liquid butterfat globules dispersed within a water-based solution.

Description : (2) Fat is dispersed in water Explanation: A colloid is a substance microscopically dispersed evenly throughout another substance. A colloidal system consists of two separate phases: a dispersed ... Milk is an emulsified colloid of liquid butterfat globules dispersed within a water-based solution.

Last Answer : The presence of ozone in the stratosphere is responsible for – (1) increasing the average global temperature in recent years (2) higher rate of photosynthesis (3) checking the penetration of ultra-violet rays to the earth (4) supplying oxygen for people travelling in jets

(2) Fat is dispersed in water Explanation: A colloid is a substance microscopically dispersed evenly throughout another substance. A colloidal system consists of two separate phases: a dispersed phase (or internal phase) and a continuous phase (or dispersion medium) in which the colloid is dispersed. A colloidal system may be solid, liquid, or gas. Milk is an emulsified colloid of liquid butterfat globules dispersed within a water-based solution.

Description : (2) Fat is dispersed in water Explanation: A colloid is a substance microscopically dispersed evenly throughout another substance. A colloidal system consists of two separate phases: a dispersed ... Milk is an emulsified colloid of liquid butterfat globules dispersed within a water-based solution.

Last Answer : The presence of ozone in the stratosphere is responsible for – (1) increasing the average global temperature in recent years (2) higher rate of photosynthesis (3) checking the penetration of ultra-violet rays to the earth (4) supplying oxygen for people travelling in jets

A colloidal system in which a liquid is dispersed in a liquid is called – (1) gel (2) emulsion (3) sol (4) precipitate

Description : A colloidal system in which a liquid is dispersed in a liquid is called – (1) gel (2) emulsion (3) sol (4) precipitate

Last Answer : (2) emulsion Explanation: An emulsion is a mixture of two or more liquids that are normally immiscible (nonmixable or unblendable). Emulsions are part of a more general class of two-phase ... ). Examples of emulsions include vinaigrettes, milk, mayonnaise, and some cutting fluids for metal working.

A colloidal system in which a liquid is dispersed in a liquid is called (1) gel (2) emulsion (3) sol (4) precipitate

Description : A colloidal system in which a liquid is dispersed in a liquid is called (1) gel (2) emulsion (3) sol (4) precipitate

Last Answer : emulsion

Fog is a colloidal solution of (a) liquid in gas (b) solid in gas (c) gas in solid (d) gas in liquid

Description : Fog is a colloidal solution of (a) liquid in gas (b) solid in gas (c) gas in solid (d) gas in liquid

Last Answer : Ans:(a)

An emulsion is a colloid of a – (1) gas in a liquid (2) liquid in a liquid (3) liquid in a gas (4) gas in a solid

Description : An emulsion is a colloid of a – (1) gas in a liquid (2) liquid in a liquid (3) liquid in a gas (4) gas in a solid

Last Answer : (2) liquid in a liquid Explanation: An emulsion is a mixture of two or more liquids that are normally immiscible (nonmixable or unblendable). Emulsions are part of a more general class of ... ). Examples of emulsions include vinaigrettes, milk, mayonnaise, and some cutting fluids for metal working.

An emulsion is a colloid of a (1) gas in a liquid (2) liquid in a liquid (3) liquid in a gas (4) gas in a solid

Description : An emulsion is a colloid of a (1) gas in a liquid (2) liquid in a liquid (3) liquid in a gas (4) gas in a solid

Last Answer : liquid in a liquid

(4) Water drops in a dispersion medium of air Explanation: A colloid is a substance microscopically dispersed evenly throughout another substance. A colloidal system consists of two separate phases: a dispersed phase (or internal phase) and a continuous phase (or dispersion medium) in which the colloid is dispersed. A colloidal system may be solid, liquid, or gas. Cloud is a colloidal dispersion of Water drops in a dispersion medium of air.

Description : (4) Water drops in a dispersion medium of air Explanation: A colloid is a substance microscopically dispersed evenly throughout another substance. A colloidal system consists of two separate phases: a dispersed ... or gas. Cloud is a colloidal dispersion of Water drops in a dispersion medium of air.

Last Answer : Conduction band electrons have more mobility than holes because they – (1) are lighter (2) experience collision less frequently (3) have negative charge (4) need less energy to move them

Which of the following is not accomplished by agitation of liquids in agitators? (A) Dispersing gas in liquid (B) Blending of immiscible liquids (C) Dispersing immiscible liquid in form of emulsion (D) Suspending solid particles

Description : Which of the following is not accomplished by agitation of liquids in agitators? (A) Dispersing gas in liquid (B) Blending of immiscible liquids (C) Dispersing immiscible liquid in form of emulsion (D) Suspending solid particles

Last Answer : (B) Blending of immiscible liquids

Fat globules in milk are in the form of a. Colloidal b. Emulsion c. Granular d. None of these

Description : Fat globules in milk are in the form of a. Colloidal b. Emulsion c. Granular d. None of these

Last Answer : b. Emulsion

The colloidal system consisting of a liquid dispersed in a solid dispersion medium is termed as :

Description : The colloidal system consisting of a liquid dispersed in a solid dispersion medium is termed as :

Last Answer : The colloidal system consisting of a liquid dispersed in a solid dispersion medium is termed as : A. aerosol B. foam C. emulsion D. gel

The medicines are most effective, if they are administered in the (a) colloidal state (b) solid state (c) solution state (d) gaseous state

Description : The medicines are most effective, if they are administered in the (a) colloidal state (b) solid state (c) solution state (d) gaseous state

Last Answer : Ans:(a)

Milk is an example of - (1) suspension (2) true solution (3) emulsion (4) gel

Description : Milk is an example of - (1) suspension (2) true solution (3) emulsion (4) gel

Last Answer : (3) emulsion Explanation: Milk is an example of the oil-inwater type of emulsion. In milk liquid fat globules are dispersed in water. Other examples are, vanishing cream etc.

Milk is a natural – (1) Solution (2) Emulsion (3) Mixture (4) Suspension

Description : Milk is a natural – (1) Solution (2) Emulsion (3) Mixture (4) Suspension

Last Answer : (2) Emulsion Explanation: An emulsion is a mixture of two or more liquids that are normally immiscible (nonmixable or unblendable). Emulsions are part of a more general class of two-phase systems of ... an emulsion, one liquid (the dispersed phase) is dispersed in the other (the continuous phase).

A mixture of benzene and toluene forms (1) Non-ideal solution (2) Ideal solution (3) Emulsion (4) Suspension

Description : A mixture of benzene and toluene forms (1) Non-ideal solution (2) Ideal solution (3) Emulsion (4) Suspension

Last Answer : (2) Ideal solution Explanation: A mixture of benzene and toluene (60 mole% toluene) enters a distillation column to be separated into two product streams.

Mayonnaise is: w) an emulsion x) a hydrogenated oil y) a covalent solution z) a coalescent solution

Description : Mayonnaise is: w) an emulsion x) a hydrogenated oil y) a covalent solution z) a coalescent solution

Last Answer : ANSWER: W -- AN EMULSION

Mayonnaise is: w) a coalescent solution x) a hydrogenated oil y) a covalent solution z) an emulsion

Description : Mayonnaise is: w) a coalescent solution x) a hydrogenated oil y) a covalent solution z) an emulsion

Last Answer : ANSWER: Z -- AN EMULSION

Milk is a natural (1) Solution (2) Emulsion (3) Mixture (4) Suspension

Description : Milk is a natural (1) Solution (2) Emulsion (3) Mixture (4) Suspension

Last Answer : Emulsion

Assertion :- A gas mixed with another gas forms a colloidal solution. Reason :- Mixture of gases is homogenous system.

Description : Assertion :- A gas mixed with another gas forms a colloidal solution. Reason :- Mixture of gases is homogenous system.

Last Answer : Assertion :- A gas mixed with another gas forms a colloidal solution. Reason :- Mixture of gases is ... . D. If both Assertion & Reason are False.

How can a colloidal solution and true solution of the same colour be distinguished from each other?

Description : How can a colloidal solution and true solution of the same colour be distinguished from each other?

Last Answer : Ans.: By Tyndal effect( colloidal solution will scatter light and path becomes lighted where as no such phenomena is observed in true solution.)

What type of colloidal sols are formed in the following ? (i) Sulphur vapours are passed through cold water. (ii) White of an egg is mixed with water. (iii) Concentration of soap solution is increased.

Description : What type of colloidal sols are formed in the following ? (i) Sulphur vapours are passed through cold water. (ii) White of an egg is mixed with water. (iii) Concentration of soap solution is increased.

Last Answer : (i) Multimolecular colloid (ii) Macromolecular colloid (iii) Associated colloid.

A sol is prepared by addition to excess AgNO3 solution in KI solution. What charge is likely to develop on the colloidal particles ?

Description : A sol is prepared by addition to excess AgNO3 solution in KI solution. What charge is likely to develop on the colloidal particles ?

Last Answer : Ans. Positive. 

The colloidal solution of gold prepared by different methods have different colours. Why ?

Description : The colloidal solution of gold prepared by different methods have different colours. Why ?

Last Answer : Ans. Due to difference in the size of colloidal particles. 

Colloids or Colloidal Solution

Description : Colloids or Colloidal Solution

Last Answer : Colloids or Colloidal Solution : A heterogeneous solution in which dispersed phase mixed in dispersion medium.

What is colloidal solution?

Description : What is colloidal solution?

Last Answer : Ans: A solution in which solute particles are bigger than those present in a true solution and which cannot be filtered id called a colloidal solution.

One property a colloidal dispersion has that a solution does not is: w) homogeneity x) filterability y) the Tyndall effect z) osmotic pressure

Description : One property a colloidal dispersion has that a solution does not is: w) homogeneity x) filterability y) the Tyndall effect z) osmotic pressure

Last Answer : ANSWER: Y -- THE TYNDALL EFFECT 

A substance which readily forms colloidal solution in contact with water is called (1) Extrinsic colloid (2) Associated colloid (3) Hydrophobic colloid (4) Hydrophilic colloid

Description : A substance which readily forms colloidal solution in contact with water is called (1) Extrinsic colloid (2) Associated colloid (3) Hydrophobic colloid (4) Hydrophilic colloid 

Last Answer : Hydrophilic colloid

What is a solution A. a solid dissolved in a gas B. a solute and a solvent C. a liquid dissolved in a gas D. an amalgam of solids, liquids, and gases?

Description : What is a solution A. a solid dissolved in a gas B. a solute and a solvent C. a liquid dissolved in a gas D. an amalgam of solids, liquids, and gases?

Last Answer : B. A solute and a solvent

Bitumen emulsion is (A) A liquid containing bitumen in suspension (B) A paint (C) Used as anti-corrosive paint (D) All the above

Description : Bitumen emulsion is (A) A liquid containing bitumen in suspension (B) A paint (C) Used as anti-corrosive paint (D) All the above

Last Answer : Answer: Option D

Ultra centrifuges are used for the separation of __________ solid particles. (A) Coarse (B) Fine (C) Colloidal (D) Dissolved

Description : Ultra centrifuges are used for the separation of __________ solid particles. (A) Coarse (B) Fine (C) Colloidal (D) Dissolved

Last Answer : (C) Colloidal

How are solution a and a emulsion different?

Description : How are solution a and a emulsion different?

Last Answer : What is the answer ?

Styrene butadiene rubber is commercially manufactured by (A) Bulk polymerisation (B) Suspension polymerisation (C) Solution polymerisation (D) Emulsion polymerisation

Description : Styrene butadiene rubber is commercially manufactured by (A) Bulk polymerisation (B) Suspension polymerisation (C) Solution polymerisation (D) Emulsion polymerisation

Last Answer : (D) Emulsion polymerisation

Commercial production of polypropylene employs __________ polymerisation. (A) Emulsion (B) Suspension (C) Solution (D) Bulk

Description : Commercial production of polypropylene employs __________ polymerisation. (A) Emulsion (B) Suspension (C) Solution (D) Bulk

Last Answer : (C) Solution

Milk is fat dispersed in water. It is an example of (A) Suspension (B) Emulsion (C) Gel (D) Solution

Description : Milk is fat dispersed in water. It is an example of (A) Suspension (B) Emulsion (C) Gel (D) Solution

Last Answer : (B) Emulsion

Shampoos are commercially not available in the form of (A) Powder (B) Gaseous mixture (C) Solution (D) Emulsion

Description : Shampoos are commercially not available in the form of (A) Powder (B) Gaseous mixture (C) Solution (D) Emulsion

Last Answer : Option B

When amphipathic lipids are mixed in water, what do they form? a. Emulsion. b. Solution. c. Micelle. d. Soap

Description : When amphipathic lipids are mixed in water, what do they form? a. Emulsion. b. Solution. c. Micelle. d. Soap

Last Answer : c. Micelle.

A solution is (1) a homogeneous mixture of two or more substances (2) a solid dissolved in a liquid (3) a solid dissolved i water (4) a mixture of two liquids

Description : A solution is (1) a homogeneous mixture of two or more substances (2) a solid dissolved in a liquid (3) a solid dissolved i water (4) a mixture of two liquids 

Last Answer : a homogeneous mixture of two or more substances

Liquid-liquid colloidal system is known as

Description : Liquid-liquid colloidal system is known as

Last Answer : Liquid-liquid colloidal system is known as A. aerosol B. foam C. emulsion D. gel

Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of a suspension they do? -Maths 9th

Description : Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of a suspension they do? -Maths 9th

Last Answer : The colloidal particles are smaller and not heavy. They always remain in a state of zig-zag motion, called Brownian movement, which counters the force of gravity acting on colloidal particles and ... particles of suspension are larger, heavy and have less movement, thus settle down due to gravity.

Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of a suspension they do? -Maths 9th

Description : Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of a suspension they do? -Maths 9th

Last Answer : The colloidal particles are smaller and not heavy. They always remain in a state of zig-zag motion, called Brownian movement, which counters the force of gravity acting on colloidal particles and ... particles of suspension are larger, heavy and have less movement, thus settle down due to gravity.

Which colloidal solution is used in photography? -Do You Know?

Description : Which colloidal solution is used in photography? -Do You Know?

Last Answer : Photographic emulsion is a light-sensitive colloid used in film-based photography. Most commonly, in silver-gelatin photography, it consists of silver halide crystals dispersed in gelatin.

Which colloidal solution is commonly used as germ killer? -Do You Know?

Description : Which colloidal solution is commonly used as germ killer? -Do You Know?

Last Answer : colloidal solution is commonly used as germ killer soo therefore the option a is correct

Colloidal solution show in `H_(2)O` :-

Description : Colloidal solution show in `H_(2)O` :-

Last Answer : Colloidal solution show in `H_(2)O` :- A. Paramagnetism B. Scttering of light (tyndall effect) C. Refraction D. All of these

The protcting power of lyophilic colloidal solution is expressed in terms of

Description : The protcting power of lyophilic colloidal solution is expressed in terms of

Last Answer : The protcting power of lyophilic colloidal solution is expressed in terms of A. Critical number B. ... number C. Coagulation value D. Gold number

Soaps essentially form a colloidal solution in water and remove the greasy matters by :

Description : Soaps essentially form a colloidal solution in water and remove the greasy matters by :

Last Answer : Soaps essentially form a colloidal solution in water and remove the greasy matters by : A. adsorption B. emulsification C. coagulation D. absorption

The volume of a colloidal particle `V_C` as compared to the volume of a solute particle in a true solution `V_S` could be

Description : The volume of a colloidal particle `V_C` as compared to the volume of a solute particle in a true solution `V_S` could be

Last Answer : The volume of a colloidal particle `V_C` as compared to the volume of a solute particle in a true solution `V_S` could ... `~ 10^(-3)` D. `~ 10^(3)`

A colloidal solution can be purified by the following method :

Description : A colloidal solution can be purified by the following method :

Last Answer : A colloidal solution can be purified by the following method : A. dialysis B. peptization C. filtration D. oxidation

Colloidal solution of gold prepared by different methods of different colours because of :

Description : Colloidal solution of gold prepared by different methods of different colours because of :

Last Answer : Colloidal solution of gold prepared by different methods of different colours because of : A ... particles D. impurities produced by different methods