CHAPTER NO.10 SOLUTIONS AND COLLOIDS

CHAPTER NO.10 SOLUTIONS AND COLLOIDS

1.	In atmospheric gaseous solution, nitrogen is a a. Solvent b. Solute c. Mixture d. none	A
2.	in ice cream, sugar is: a. solute b. mixture c. solvent d. none	A
3.	elevation of boiling point is a property a. additive b. constitutive c. colligative d. none	C
4.	enthalpy is a measure of the heat of solution at constant a. pressure b. volume c. temperature d. number of moles	C
5.	freezing point of solution is compared to solvent is a. higher b. lower c. variable d. remains the same	B
6.	phenol water system is the example of a. completely miscible liquids b. completely immiscible liquids c. partially miscible liquid d. none	C
7.	fog is the example of a. solution b. colloid c. suspension d. none	B
8.	solubility of a solute depends upon the a. nature of solute and solvent b. pressure c. temperature d. all of these	D
9.	which one of the following is not colligative property a. lowering of vapour pressure b. elevation of boiling point c. depression of freezing point d. water potential	D
10.	osmotic pressure is a …… property a. additive b. constitutive c. colligative d. none	C
11.	the properties which depends on number and not on the nature of solute particles are called a. additive b. constitutive c. colligative d. none	C
12.	which one of the following is concentration units of solution a. percentage composition b. molarity c. molality d. all of these	D
13.	salt and sugar is example of a. coarse mixture b. suspension c. colloidal dispersion d. true solution	A
14.	gum in water is example of a. coarse mixture b. suspension c. colloidal dispersion d. true solution	C
15.	triethyamine water system is an example of a. completely miscible liquids b. completely immiscible liquids c. partially miscible liquid d. none	C
16.	carbon disulphide and water is example of a. completely miscible liquids b. completely immiscible liquids c. partially miscible liquid d. none	B
17.	Solubility depends upon a. Nature of solute and solvent b. Pressure c. Temperature d. All of these	D
18.	Which one of the following is more soluble in water a. NH4NO3 b. HgCl2 c. AgBr d. All of these	A
19.	For which one of the following solubility increase with increase in temperature a. KNO3 b. Li2CO3 c. NaCl d. Na2CO4.10H2O	A
20.	For which one of the following solubility decrease with increase in temperature a. KNO3 b. Li2CO3 c. NaCl d. Na2CO4.10H2O	B
21.	For which one of the following solubility are not affected with increase in temperature a. KNO3 b. Li2CO3 c. NaCl d. Na2CO4.10H2O	C
22.	Which one of the following is dependent on temperature a. Molality b. Mole friction c. Molarity d. All of these	C
23.	Osmotic pressure is independent to a. Solute concentration b. Solvent concentration c. Semipermeable membrane Non of these	C
24.	Which one of the following is due to osmosis a. Isotonic b. Plasmolysis c. Haemolysis d. All of these	D
25.	Choose correct equation a. π = RTCM b. π = RTC/M c. π = RT/CM d. π = R/TCM	B