Which of the following represents macromolecular colloidal particles?

Which of the following represents macromolecular colloidal particles?
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Which of the following represents macromolecular colloidal particles? A. Solution of gold B. Cellulose C. Soaps D. Synthetic detergents
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Macromolecular colloids

Description : Macromolecular colloids

Last Answer : Macromolecular colloids : A colloid in which the size of dispersed particles are in a colloidal range. Such dispersed phase in dispersion medium is called Macromolecular colloids. For Eg. Proteins, Starch and Cellulose form macromolecular colloids.

which of the following represents a multimolecular colloidal paricles?

Description : which of the following represents a multimolecular colloidal paricles?

Last Answer : which of the following represents a multimolecular colloidal paricles? A. Starch B. A sol of gold C. Proteins D. Soaps

Assertion Colloidal sols scatter light while true solutions do not. Reason The particles in the colloidal sol move slower than that of the true solutions. -Chemistry

Description : Assertion Colloidal sols scatter light while true solutions do not. Reason The particles in the colloidal sol move slower than that of the true solutions. -Chemistry

Last Answer : Both assertion and reason are true but the reason is not the correct explanation of assertion. The size of colloidal particles is large enough to scatter light while particles of a true solution are too small to scatter light.

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.

Who called larger colloidal particles of primitives sea as coacervates :

Description : Who called larger colloidal particles of primitives sea as coacervates :

Last Answer : Who called larger colloidal particles of primitives sea as coacervates : A. Fox B. Oparin C. Empedcles D. Haldane

Aerosol is a system of colloidal particles having a size of

Description : Aerosol is a system of colloidal particles having a size of

Last Answer : Aerosol is a system of colloidal particles having a size of A. `5mum` B. `1-2 mum` C. less than `100 mum` D. more than `10 mum`

Assertion :- Filtration of colloidal particles is not possible by filter paper. Reason :- Size of colloidal particle is less than filter paper pores.

Description : Assertion :- Filtration of colloidal particles is not possible by filter paper. Reason :- Size of colloidal particle is less than filter paper pores.

Last Answer : Assertion :- Filtration of colloidal particles is not possible by filter paper. Reason :- Size of ... D. If both Assertion & Reason are False.

Choose the correct reason(s) for the stability of the lyophobic colloidal particles.

Description : Choose the correct reason(s) for the stability of the lyophobic colloidal particles.

Last Answer : Choose the correct reason(s) for the stability of the lyophobic colloidal particles. A. ... layer of opposite charges around the colloidal particles.

size of colloidal particles may range from:

Description : size of colloidal particles may range from:

Last Answer : size of colloidal particles may range from: A. 1 to 1000 nm B. 10 to 100 pm C. 1 to 100 `mum` D. 1 to 10 mm

The size of colloidal particles lies between :

Description : The size of colloidal particles lies between :

Last Answer : The size of colloidal particles lies between : a. 10-10m and 10-9m b. 10-9m and 10-6m c. 10-6m and 10-4m d. 10-5m and 10-2m

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

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. 

If an electric field is applied to a colloidal sol, the dispersed phase particles are found to move towards the electrode of opposite charge. If however, the dispersed phase is made stationary, the dispersion medium is found to move in the opposite direction. What is the term used for such movement of dispersion medium ?

Description : If an electric field is applied to a colloidal sol, the dispersed phase particles are found to move towards the electrode of opposite charge. If however, the dispersed phase is made stationary, the ... move in the opposite direction. What is the term used for such movement of dispersion medium ?

Last Answer : Ans. Electro osmosis. 

Proteins can exist in the cell in the forms of a. Colloidal particles b. crystalloid c. Both d. none

Description : Proteins can exist in the cell in the forms of a. Colloidal particles b. crystalloid c. Both d. none

Last Answer : Colloidal particles

Suspended colloidal particles in water can be removed by the process of

Description : Suspended colloidal particles in water can be removed by the process of

Last Answer : Coagulation

What is the separation of colloidal particles from those of molecular dimensions called?

Description : What is the separation of colloidal particles from those of molecular dimensions called?

Last Answer : Dialysis

Suspended colloidal particles in the water can be removed by the process of?

Description : Suspended colloidal particles in the water can be removed by the process of?

Last Answer : Coagulation

The colloidal particles of organic materials formed in the primitive oceans are called a. Coacervates b. Protoplasm c. Cytoplasm d. Nucleic acid

Description : The colloidal particles of organic materials formed in the primitive oceans are called a. Coacervates b. Protoplasm c. Cytoplasm d. Nucleic acid

Last Answer : a. Coacervates

Which of the following refers to the scattering of light by colloidal particles? w) Rutherford effect x) Tyndall effect (pron: tin-dahl) y) Thompson effect z) none of these

Description : Which of the following refers to the scattering of light by colloidal particles? w) Rutherford effect x) Tyndall effect (pron: tin-dahl) y) Thompson effect z) none of these

Last Answer : ANSWER: X -- TYNDALL EFFECT

Which of the following represents the accepted method of cleaning dust and foreign particles from electrical equipment while limiting damage to electric components? A. Carefully wiping off the components with a soft cotton rag. B. Blowing a high velocity stream of compressed air rapidly across the components. C. Using a vacuum cleaner to remove debris from the components. D. Using carbon tetrachloride as a cleaning solvent to clean the components.

Description : Which of the following represents the accepted method of cleaning dust and foreign particles from electrical equipment while limiting damage to electric components? A. Carefully wiping off the components ... the components. D. Using carbon tetrachloride as a cleaning solvent to clean the components.

Last Answer : Answer: C

Unreacted core model' represents the reaction involving (A) Combustion of coal particles (B) Roasting of sulphide ores (C) Manufacture of carbon disulphide from elements (D) None of these

Description : Unreacted core model' represents the reaction involving (A) Combustion of coal particles (B) Roasting of sulphide ores (C) Manufacture of carbon disulphide from elements (D) None of these

Last Answer : (B) Roasting of sulphide ores

Which of the following statements is correct? (A) Uniformity coefficient represents the shape of the particle size distribution curve. (B) For a well graded soil, both uniformity coefficient and coefficient of curvature are nearly unity. (C) A soil is said to be well graded if it has most of the particles of about the same size (D) None of the above

Description : Which of the following statements is correct? (A) Uniformity coefficient represents the shape of the particle size distribution curve. (B) For a well graded soil, both uniformity coefficient and coefficient of ... if it has most of the particles of about the same size (D) None of the above

Last Answer : Answer: Option D

Colloidal gold: do you use it , what do you use it for and does it work?

Description : Colloidal gold: do you use it , what do you use it for and does it work?

Last Answer : This took me four seconds.

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

Blood colloidal osmotic pressure mainly maintained by which plasma protein `:-`

Description : Blood colloidal osmotic pressure mainly maintained by which plasma protein `:-`

Last Answer : Blood colloidal osmotic pressure mainly maintained by which plasma protein `:-` A. Globulin B. Albumin C. Fibrinogen D. Prothombin

In domestic sewage, suspended solids, colloidal and dissolved materials constitute

Description : In domestic sewage, suspended solids, colloidal and dissolved materials constitute

Last Answer : In domestic sewage, suspended solids, colloidal and dissolved materials constitute A. 0.1 B. 0.056 C. 0.027 D. 0.001

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.

Fog is a colloidal system of :-

Description : Fog is a colloidal system of :-

Last Answer : Fog is a colloidal system of :- A. gas in liquid B. liquid in gas C. gas in gas D. gas in solid

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 colloidal system in which the disperse phase and dispersion medium are both liquids is known as :

Description : The colloidal system in which the disperse phase and dispersion medium are both liquids is known as :

Last Answer : The colloidal system in which the disperse phase and dispersion medium are both liquids is known as : A. an emulsion B. an areosol C. gel D. a foam

Smoke is a colloidal sol of

Description : Smoke is a colloidal sol of

Last Answer : Smoke is a colloidal sol of A. Gas dispersed in a solid B. solid dispersed in a gas C. solid dispersed in a liquid D. gas dispersed in a liquid

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)`

The dispersed phase in colloidal iron (III) hydroxide and collodial gold is positively and negtively charged respectively with of the following statem

Description : The dispersed phase in colloidal iron (III) hydroxide and collodial gold is positively and negtively charged respectively with of the following statem

Last Answer : The dispersed phase in colloidal iron (III) hydroxide and collodial gold is positively and negtively ... readily than the iron (III) hydroxide sol.

The diameter of colloidal particle is of the order :

Description : The diameter of colloidal particle is of the order :

Last Answer : The diameter of colloidal particle is of the order : A. `10^(-3)m` B. `10^(-6)m` C. `10^(-15)M` D. `10^(-7)m`

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

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

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

What happens when a beam of light is passed through a colloidal sol?

Description : What happens when a beam of light is passed through a colloidal sol?

Last Answer : What happens when a beam of light is passed through a colloidal sol?

Identify dispersed phase and dispersion medium in the following colloidal dispersions : a. milk  b. blood  c. printing ink

Description : Identify dispersed phase and dispersion medium in the following colloidal dispersions : a. milk  b. blood  c. printing ink

Last Answer : Identify dispersed phase and dispersion medium in the following colloidal dispersions : a. milk b. blood c. printing ink d. fog

Do you have colloidal Silver?

Description : Do you have colloidal Silver?

Last Answer : colloidal silver Do you have Colloidal Silver

What is one property of skim milk indicating that it is a colloidal dispersion?

Description : What is one property of skim milk indicating that it is a colloidal dispersion?

Last Answer : its dairy

Is it true that colloidal copper will not only kill the COVID-19 Coronavirus but all the mutations of it?

Description : Is it true that colloidal copper will not only kill the COVID-19 Coronavirus but all the mutations of it?

Last Answer : Colloidal copper is very effective against most bacteria and viruses.Plus- studies show it has other health benefits.It is logical to ... :researchgate.net/publication/341600132_As_Penicillin_is_a_cure_for_bacterial_infection_so_Copper_is_a_cure_for_viral_infectionsDOI: 10.13140/RG.2.2.21924.22400

Coenzymes are (A) Heat stable, dialyzable, non protein organic molecules (B) Soluble, colloidal, protein molecules (C) Structural analogue of enzymes (D) Different forms of enzymes

Description : Coenzymes are (A) Heat stable, dialyzable, non protein organic molecules (B) Soluble, colloidal, protein molecules (C) Structural analogue of enzymes (D) Different forms of enzymes

Last Answer : Answer : A

Most of calcium is present in bone, but 2% present in soft tissue and the blood is called (A) Calcinated blood (B) Solidified blood (C) Physiological blood(D) Colloidal blood

Description : Most of calcium is present in bone, but 2% present in soft tissue and the blood is called (A) Calcinated blood (B) Solidified blood (C) Physiological blood(D) Colloidal blood

Last Answer : Answer : C