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

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
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liquid in a liquid
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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.

(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

(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

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 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 :  Liquid in liquid

Colloid which contains particles of liquid or solid dispersed in gas?

Description : Colloid which contains particles of liquid or solid dispersed in gas?

Last Answer : Aerosol

A colloid formed between gas particles and liquid or solid particles?

Description : A colloid formed between gas particles and liquid or solid particles?

Last Answer : Foam

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

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

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.

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

Is suspension and colloid mixture the same ?

Description : Is suspension and colloid mixture the same ?

Last Answer : The particle size in a suspension mixture is such that over time the particles in the mixture (if fixed) fall into a sediment called sedimentation . But in colloidal mixtures , colloidal particles ... / gas state of the mixture . So suspension and colloid are actually two different combinations.

(2) stabilise the colloid and prevent crystallisation Explanation: Gelatine, being a colloid, has the property of preventing crystallization. In ice lollies and icecream this is demonstrated by the formation of a very fine crystal structure on freezing. This goes much further in that gelatine stabilized icecream does not become grainy or sandy due to the slow crystallisation of lactose with time.

Description : (2) stabilise the colloid and prevent crystallisation Explanation: Gelatine, being a colloid, has the property of preventing crystallization. In ice lollies and icecream this is demonstrated by the formation ... does not become grainy or sandy due to the slow crystallisation of lactose with time.

Last Answer : Glycol is added to aviation gasoline because it - (1) reduces evaporation of petrol (2) increases efficiency of petrol (3) prevents freezing of petrol (4) reduces consumption of petrol

Which is a natural colloid? (1) Sodium chloride (2) Urea (3) Cane-sugar (4) Blood

Description : Which is a natural colloid? (1) Sodium chloride (2) Urea (3) Cane-sugar (4) Blood

Last Answer : (4) Blood Explanation: Examples of natural colloids can be found in our body itself: blood consists of colloidal sized red blood corpuscles (RBC) which provide the vital oxygen to all the body tissues.

Comment on the statement that “ colloid is not a substance but state of a substance” .

Description : Comment on the statement that “ colloid is not a substance but state of a substance” .

Last Answer : Ans. A substance shows different physical properties in different medium. It may exist as colloid or crystalloids under certain conditions. Eg. NaCl in water behaves like crystalloid while in benzene behaves like colloid ... the particles lies in the range 1 to 1000 no., it is in colloidal state. 

Which of the following terms has as its definition: a mixture having continuous and dispersed phases? w) colloid x) solute y) suspension z) solvent

Description : Which of the following terms has as its definition: a mixture having continuous and dispersed phases? w) colloid x) solute y) suspension z) solvent

Last Answer : ANSWER: W -- COLLOID

Which is a natural colloid ? (1) Sodium chloride (2) Urea (3) Cane-sugar (4) Blood

Description : Which is a natural colloid ? (1) Sodium chloride (2) Urea (3) Cane-sugar (4) Blood 

Last Answer : Blood

Gelatin is mostly used in making ice–creams in order to (1) prevent making a colloid (2) stabilise the colloid and prevent crystallisation (3) stabilise mixture (4) enrich the aroma

Description : Gelatin is mostly used in making ice–creams in order to (1) prevent making a colloid (2) stabilise the colloid and prevent crystallisation (3) stabilise mixture (4) enrich the aroma

Last Answer :  stabilise the colloid and prevent crystallisation

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

The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Description : The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

Last Answer : (1) molecular motion in a gas would cease Explanation: Absolute zero is the lowest possible temperature where nothing could be colder and no heat energy remains in a substance.

Glass is a – (1) superheated solid (2) supercooled liquid (3) supercooled gas (4) superheated liquid

Description : Glass is a – (1) superheated solid (2) supercooled liquid (3) supercooled gas (4) superheated liquid

Last Answer : (2) supercooled liquid Explanation: Glass is an amorphous (noncrystalline) solid material. Glasses are typically brittle and optically transparent. The standard definition of a glass (or vitreous solid) is ... structure of a glass exists in a meta-stable state with respect to its crystalline form.

Bromine is- (1) Colorless gas insoluble in water (2) A highly inflammable gas (3) A Black solid (4) A red liquid

Description : Bromine is- (1) Colorless gas insoluble in water (2) A highly inflammable gas (3) A Black solid (4) A red liquid

Last Answer : (4) A red liquid Explanation: Bromine is a chemical element with symbol Br and atomic number 35. It is the third-lightest halogen, and is a fuming liquid with a deep red color. At room temperature, Bromine evaporates readily to form a red to amber colored gas.

Smoke is formed due to – (1) Solid dispersed in gas (2) Solid dispersed in liquid (3) gas dispersed in solid (4) gas dispersed in gas

Description : Smoke is formed due to – (1) Solid dispersed in gas (2) Solid dispersed in liquid (3) gas dispersed in solid (4) gas dispersed in gas

Last Answer : (1) Solid dispersed in gas Explanation: Smoke is a collection of airborne solid and liquid particulates and gases emitted when a material undergoes combustion or pyrolysis, together with the quantity of air ... military (smoke-screen), cooking (smoked salmon), or smoking (tobacco, cannabis, etc.).

Arrange solid, liquid and gas in order of energy. Give reason.

Description : Arrange solid, liquid and gas in order of energy. Give reason.

Last Answer : Ans. Solid < liquid < gas. This is because solid absorb energy to change into a liquid which further absorb energy to change into a gas.

Which one of the following best defines the word “allotropes”? A Different structural forms of an element B A pair of substances that differ by H+ C Elements that possess properties intermediate between those of metals and nonmetals D Atoms of a given atomic number that have a specific number of neutrons E The different phases (solid, liquid or gas) of a substance

Description : Which one of the following best defines the word allotropes ? A Different structural forms of an element B A pair of substances that differ by H+ C Elements that possess properties intermediate between ... a specific number of neutrons E The different phases (solid, liquid or gas) of a substance

Last Answer : A Different structural forms of an element 

What is the name given to the temperature and pressure at which solid, liquid, and gas coexist for a pure material?

Description : What is the name given to the temperature and pressure at which solid, liquid, and gas coexist for a pure material?  

Last Answer : ANSWER: TRIPLE POINT

Glass is a (1) superheated solid (2) supercooled liquid (3) supercooled gas (4) superheated liquid

Description : Glass is a (1) superheated solid (2) supercooled liquid (3) supercooled gas (4) superheated liquid

Last Answer :  supercooled liquid

Smoke is formed due to (1) solid dispersed in gas (2) solid dispresed in liquid (3) gas dispresed in solid (4) gas dispersed in gas

Description : Smoke is formed due to (1) solid dispersed in gas (2) solid dispresed in liquid (3) gas dispresed in solid (4) gas dispersed in gas

Last Answer :  solid dispersed in gas

Is suspension and emulsion the same ?

Description : Is suspension and emulsion the same ?

Last Answer : Suspension is a mixture of solid and liquid. Emulsion, on the other hand, is a mixture of liquids of the same nature. For example, antacids or a mixture of Mg (OH) 2 in water is a suspension and emulsion is a mixture that is obtained by stirring oil in a water bottle.

An emulsifier is an agent which – (1) stabilises an emulsion (2) aids the flocculation of an emulsion (3) accelerates the dispersion (4) homogenises an emulsion

Description : An emulsifier is an agent which – (1) stabilises an emulsion (2) aids the flocculation of an emulsion (3) accelerates the dispersion (4) homogenises an emulsion

Last Answer : (1) stabilises an emulsion

Milk is - (1) Emulsion (2) Suspension (3) Foam (4) Gel

Description : Milk is - (1) Emulsion (2) Suspension (3) Foam (4) Gel

Last Answer : (1) Emulsion Explanation: An emulsion is a mixture of two liquids that cannot combine into a solution. In the case of milk, butterfat globules are suspended in a water-based fluid. The globules are encased in membranes that prevent them from combining into giant lumps of butterfat.

Which halide is used in making sensitive emulsion on photographic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride

Description : Which halide is used in making sensitive emulsion on photographic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride

Last Answer : (2) Silver bromide Explanation: Silver bromide, a soft, paleyellow, water insoluble salt well known for its unusual sensitivity to light. This property has allowed silver halides to become the basis of modern photographic materials.

Alum stops bleeding in minor cuts because of – (1) solvation (2) emulsion (3) dialysis (4) coagulation

Description : Alum stops bleeding in minor cuts because of – (1) solvation (2) emulsion (3) dialysis (4) coagulation

Last Answer : (4) coagulation Explanation: Coagulation is the process by which blood forms clots. It is an important part of homeostasis, the cessation of blood loss from a damaged vessel, wherein a ... coagulation can lead to an increased risk of bleeding (hemorrhage) or obstructive clotting (thrombosis).

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.

Defination of Emulsion

Description : Defination of Emulsion

Last Answer : Emulsion : A colloids contain dispersed phase and dispersion medium both in liquid state is known as Emulsion.  There are two types of emulsion. (i) Oil in water & (ii) water in oil.

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 (1) Emulsion (2) Suspension (3) Foam (4) Gel

Description : Milk is (1) Emulsion (2) Suspension (3) Foam (4) Gel 

Last Answer : Emulsion

Which halide is used in making sensitive emulsion on photograhic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride

Description : Which halide is used in making sensitive emulsion on photograhic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride

Last Answer :  Silver bromide 

An emulsifier is an agent which (1) stabilises an emulsion (2) aids the flocculation of an emulsion (3) accelerates the dispersion (4) homogenises an emulsion

Description : An emulsifier is an agent which (1) stabilises an emulsion (2) aids the flocculation of an emulsion (3) accelerates the dispersion (4) homogenises an emulsion

Last Answer :  stabilises an emulsion

Alum stops bleeding in minor cuts because of (1) solvation (2) emulsion (3) dialysis (4) coagulation

Description : Alum stops bleeding in minor cuts because of (1) solvation (2) emulsion (3) dialysis (4) coagulation

Last Answer : coagulation

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

Name the process to separate the particles of colloid. -Science

Description : Name the process to separate the particles of colloid. -Science

Last Answer : Particles of a colloidal solution can be separated by centrifugation. The process employs the principle that particles that are dense settle at the bottom whereas the lighter particles stay at the top when spun rapidly.

Osmotic pressure is maintained by blood colloid

Description : Osmotic pressure is maintained by blood colloid

Last Answer : Osmotic pressure is maintained by blood colloid A. Albumin B. Globulin C. Fibrinogen D. Thrombin

Surfacetant molecules can cluster together as micelles, which are colloid sized cluster of molecules. Micelles from only above critical micelle concen

Description : Surfacetant molecules can cluster together as micelles, which are colloid sized cluster of molecules. Micelles from only above critical micelle concen

Last Answer : Surfacetant molecules can cluster together as micelles, which are colloid sized cluster of molecules. ... . `DeltaS` of micelle formation is negative

Effective electrolyte to cause the flocculation of a negatively charged arsenium sulphide colloid is :

Description : Effective electrolyte to cause the flocculation of a negatively charged arsenium sulphide colloid is :

Last Answer : Effective electrolyte to cause the flocculation of a negatively charged arsenium sulphide colloid is : A. `NaCl` B. ` ... 3)Fe(CN)_(6)` D. `AlCl_(3)`