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

The medicines are most effective, if they are administered in the (a) colloidal state (b) solid state (c) solution state (d) gaseous state
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ntacids administered concurrently reduce efficacy of the following antipeptic ulcer drug: A. Cimetidine B. Colloidal bismuth C. Sucralfate D. Pirenzepine

Description : ntacids administered concurrently reduce efficacy of the following antipeptic ulcer drug: A. Cimetidine B. Colloidal bismuth C. Sucralfate D. Pirenzepine

Last Answer : C. Sucralfate

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)

(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 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.

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

A first order gaseous phase reaction is catalysed by a non-porous solid. The kinetic rate constant and the external mass transfer co-efficients are k and kg respectively. The effective rate constant (ke ff) is given by (A) ke ff = k + kg (B) ke ff = (k+ kg )/2 (C) ke ff = (kkg ) 1/2 (D) 1/ke ff = 1/k + 1/kg

Description : A first order gaseous phase reaction is catalysed by a non-porous solid. The kinetic rate constant and the external mass transfer co-efficients are k and kg respectively. The effective rate constant (ke ff) is given by (A) ke ff = k + kg ( ... + kg )/2 (C) ke ff = (kkg ) 1/2 (D) 1/ke ff = 1/k + 1/kg

Last Answer : (D) 1/ke ff = 1/k + 1/kg

Medicines are more effective, if they are used in which state? -Do You Know?

Description : Medicines are more effective, if they are used in which state? -Do You Know?

Last Answer : answer:

Medicines are more effective, if they are used in which state?

Description : Medicines are more effective, if they are used in which state?

Last Answer : Colloidal state

The direction of heat flow between two objects depends on - (1) Their masses (2) Their heat contents (3) Their temperatures (4) Whether they are in solid, liquid or gaseous state

Description : The direction of heat flow between two objects depends on - (1) Their masses (2) Their heat contents (3) Their temperatures (4) Whether they are in solid, liquid or gaseous state

Last Answer : (3) Their temperatures Explanation: Heat always flows from a body at higher temperature to a body at a lower temperature.

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

(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

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

What are some effective medicines that treat diabetes?

Description : What are some effective medicines that treat diabetes?

Last Answer : There are several medicines that can be ingested orally to help control blood sugar. Some of these medicines include sulfonylureas, meglitinides, metformin, and alpha-glucosidase inhibitors. http://familydoctor.org/online/famdocen/home/common/Diabetes/treatment/388.html

Are there any effective over the counter, non-drowsy allergy medicines?

Description : Are there any effective over the counter, non-drowsy allergy medicines?

Last Answer : Unfortunately Allergies have a mind of their own and come when they please. Some non drowsy allergy medicine to try are Zyrtec or Claritin, taking once a day with the feeling of being drowse.

Which substance is found in nature in solid , liquid , gaseous state ?

Description : Which substance is found in nature in solid , liquid , gaseous state ?

Last Answer : Water is hard , liquid , gaseous in nature.

What difference in bonding between the solid state and gaseous state of iodine?

Description : What difference in bonding between the solid state and gaseous state of iodine?

Last Answer : Iodine molecule has covalent bonds.

What is the unique state at which solid, liquid and gaseous phase can go co-exist in equilibrium?  a. Triple point  b. Critical point  c. Boiling point  d. Pour point

Description : What is the unique state at which solid, liquid and gaseous phase can go co-exist in equilibrium?  a. Triple point  b. Critical point  c. Boiling point  d. Pour point

Last Answer : Triple point

State failure phenomena observed in insulating material. State four reasons for failure of gaseous and solid dielectric materials.

Description : State failure phenomena observed in insulating material. State four reasons for failure of gaseous and solid dielectric materials. 

Last Answer : Failure phenomena in insulating material means the dielectric property fails :  The dielectric failure mean the dielectric strength of insulating material reduces due to high voltages or high ... 6. Due to poor maintenance of insulating material there may be possibility dielectric failure 

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.

Choose the correct statement about osmotic diuretics: A. They are large molecular weight substances which form colloidal solution B. Their primary site of action is collecting ducts in the kidney C. They increase water excretion without increasing salt excretion D. They can lower intraocular pressure

Description : Choose the correct statement about osmotic diuretics: A. They are large molecular weight substances which form colloidal solution B. Their primary site of action is collecting ducts in the ... C. They increase water excretion without increasing salt excretion D. They can lower intraocular pressure

Last Answer : D. They can lower intraocular pressure

All of the following statements regarding pentamidine isethionate are true except (a) it is indicated for treatment or prophylaxis of infection due to Pneumocystis carinii (b) it may be administered intramuscularly, intravenously or by inhalation (c) it has no clinically significant effect on serum glucose (d) it is effective in the treatment of leishmaniasis

Description : All of the following statements regarding pentamidine isethionate are true except (a) it is indicated for treatment or prophylaxis of infection due to Pneumocystis carinii (b) it may be ... clinically significant effect on serum glucose (d) it is effective in the treatment of leishmaniasis

Last Answer : Ans: C

58. For effective dosing, Ocreotide acetate must be administered by which appropriate route, three times weekly?

Description : 58. For effective dosing, Ocreotide acetate must be administered by which appropriate route, three times weekly?

Last Answer : D. Subcutaneously

In congestive heart failure patients: A. Volume of distribution of all drugs is increased B. Hepatic clearance of drugs is unaffected C. Orally administered diuretics may not be effective, but the same may work parenterally D. Inotropic action of digoxin is attenuated

Description : In congestive heart failure patients: A. Volume of distribution of all drugs is increased B. Hepatic clearance of drugs is unaffected C. Orally administered diuretics may not be effective, but the same may work parenterally D. Inotropic action of digoxin is attenuated

Last Answer : C. Orally administered diuretics may not be effective, but the same may work parenterally

In congestive heart failure patients: A. Volume of distribution of all drugs is increased B. Hepatic clearance of drugs is unaffected C. Orally administered diuretics may not be effective, but the same may work parenterally D. Inotropic action of digoxin is attenuated

Description : In congestive heart failure patients: A. Volume of distribution of all drugs is increased B. Hepatic clearance of drugs is unaffected C. Orally administered diuretics may not be effective, but the same may work parenterally D. Inotropic action of digoxin is attenuated

Last Answer : C. Orally administered diuretics may not be effective, but the same may work parenterally

A colloidal solution formed between two liquids is called?

Description : A colloidal solution formed between two liquids is called?

Last Answer : Emulsion

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

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.

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

When a strong beam of light is passed through a colloidal solution, the light will – (1) be scattered (2) pass unchanged (3) be absorbed (4) be reflected

Description : When a strong beam of light is passed through a colloidal solution, the light will – (1) be scattered (2) pass unchanged (3) be absorbed (4) be reflected

Last Answer : (1) be scattered Explanation: When a strong beam of light is passed through a colloidal solution, the light will be scattered.

Which colloidal solution is commonly used as germ killer?

Description : Which colloidal solution is commonly used as germ killer?

Last Answer : Colloidal sulphur

Which colloidal solution is used in photography?

Description : Which colloidal solution is used in photography?

Last Answer : Colloidal silver bromite

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.

Non-colloidal solution is an example of the __________ fluid. (A) Non-Newtonian (B) Newtonian (C) Dilatent (D) Pseudo-plastic

Description : Non-colloidal solution is an example of the __________ fluid. (A) Non-Newtonian (B) Newtonian (C) Dilatent (D) Pseudo-plastic

Last Answer : (B) Newtonian

Which of the following is a Newtonian fluid? (A) Rubber latex (B) Sewage sludge (C) Quicksand (D) Non-colloidal solution

Description : Which of the following is a Newtonian fluid? (A) Rubber latex (B) Sewage sludge (C) Quicksand (D) Non-colloidal solution

Last Answer : (D) Non-colloidal solution

Which colloidal solution is used in photography?

Description : Which colloidal solution is used in photography?

Last Answer : Colloidal silver bromite

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.