[{"id":123462,"question":"The volume of 0.1 M H<sub>2</sub>SO<sub>4</sub>required to neutralize completely 40 ml of 0.2 M NaOH solution is","choices":[{"text":"10 ml","value":"A"},{"text":"40 ml","value":"B"},{"text":"20 ml","value":"C"},{"text":"50 ml","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123460,"question":"The concentration units independent of temperature would be","choices":[{"text":"Normality","value":"A"},{"text":"Mass-volume precent","value":"B"},{"text":"Molality","value":"C"},{"text":"Molarity","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":123459,"question":"Isotonic solutions have same","choices":[{"text":"Molar concentration","value":"A"},{"text":"Molality","value":"B"},{"text":"Normality","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":123458,"question":"Which of the following is not a colligative property?","choices":[{"text":"Depression in freezing point","value":"A"},{"text":"Elevation of boiling point","value":"B"},{"text":"Osmotic pressure","value":"C"},{"text":"Modification of refractive index","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123457,"question":"If 5.85 g of NaCl are dissolved in 90 g of water, the mole fraction of NaCl is","choices":[{"text":"0.1","value":"A"},{"text":"0.01","value":"B"},{"text":"0.2","value":"C"},{"text":"0.0196","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123456,"question":"At 25<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°C, the highest osmotic pressure is exhibited by 0.1 M solution of</span>","choices":[{"text":"CaCl<sub>2</sub>","value":"A"},{"text":"KCl","value":"B"},{"text":"Glucose","value":"C"},{"text":"Urea","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":123455,"question":"Equal volumes of 0.1 M AgNO<sub>3</sub>and 0.2 M NaCl are mixed. The concentration of NO<sup>-</sup><sub>3 </sub>ions in the mixture will be","choices":[{"text":"0.1 M","value":"A"},{"text":"0.05 M","value":"B"},{"text":"0.2 M","value":"C"},{"text":"0.15 M","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123453,"question":"The process of osmosis was first discovered by","choices":[{"text":"Nollet","value":"A"},{"text":"Pfeffer","value":"B"},{"text":"Traube","value":"C"},{"text":"Dutrochet","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":123452,"question":"Osmotic pressure of a solution increases by","choices":[{"text":"Decreasing the temperature","value":"A"},{"text":"Increasing the volume","value":"B"},{"text":"Increasing the number of molecules of the solute","value":"C"},{"text":"None of the above","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":123450,"question":"The example of colligative property is","choices":[{"text":"Boiling point","value":"A"},{"text":"Osmosis","value":"B"},{"text":"Freezing point","value":"C"},{"text":"Osmotic pressure","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123449,"question":"The molal depression constant depends upon","choices":[{"text":"Nature of solute","value":"A"},{"text":"Nature of solvent","value":"B"},{"text":"<span style=\"color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;\">Δ H<sub>solution</sub></span>","value":"C"},{"text":"Vapour pressure of solution","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123446,"question":"Solution which distill without change in composition or temperature are called","choices":[{"text":"Amorphous","value":"A"},{"text":"Azeotropic mixture","value":"B"},{"text":"Ideal","value":"C"},{"text":"Super saturated","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123445,"question":"1.0 g pure calcium carbonate was found to require 50 ml of dilute HCl for complete reaction. The strength of HCl solution is given by","choices":[{"text":"4 N","value":"A"},{"text":"2 N","value":"B"},{"text":"0.4 N","value":"C"},{"text":"0.2 N","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":123443,"question":"If 18 g glucose (C<sub>6</sub>H<sub>12</sub>C<sub>6</sub>) is present in 1000 g of an aqueous of glucose it is said to be","choices":[{"text":"1 molal","value":"A"},{"text":"1.1 molal","value":"B"},{"text":"0.5 molal","value":"C"},{"text":"0.1 molal","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123441,"question":"Which is not a colligative property?","choices":[{"text":"Osmotic pressure","value":"A"},{"text":"Lowering of vapour pressure","value":"B"},{"text":"Depression of freezing point","value":"C"},{"text":"Elevation of boiling point","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123440,"question":"The molal elevation constant is the ratio of the elevation in boiling point to","choices":[{"text":"Molarity","value":"A"},{"text":"Molality","value":"B"},{"text":"Mole fraction of solute","value":"C"},{"text":"Mole fraction of solvent","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123438,"question":"Which inorganic precipitate acts as semipermeable membrane?","choices":[{"text":"Calcium sulphate","value":"A"},{"text":"Barium oxalate","value":"B"},{"text":"Nickel phosphate","value":"C"},{"text":"Copper ferrocyanide","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123436,"question":"The movement of solvent molecules through a semipermeable membrane is called","choices":[{"text":"Electrolysis","value":"A"},{"text":"Electrophoresis","value":"B"},{"text":"Osmosis","value":"C"},{"text":"Cataphoresis","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":123435,"question":"Saturated solution of NaCl on heating becomes","choices":[{"text":"Super saturated","value":"A"},{"text":"Unsaturated","value":"B"},{"text":"Remains saturated","value":"C"},{"text":"None","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123433,"question":"The osmotic pressure of solution increases if","choices":[{"text":"Temperature is decreased","value":"A"},{"text":"Solution constant is increased","value":"B"},{"text":"Number of solute molecules are increased","value":"C"},{"text":"Volume is increased","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":123431,"question":"Which of the following is a colligative property?","choices":[{"text":"Melting point","value":"A"},{"text":"Osmotic pressure","value":"B"},{"text":"Freezing point","value":"C"},{"text":"Sublimation temperature","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123430,"question":"In cold countries ethylene glycol is added to water in radiators of cars during winter. It results in","choices":[{"text":"Lowering in b.pt","value":"A"},{"text":"Reducing viscosity","value":"B"},{"text":"Reducing specific heat","value":"C"},{"text":"Lowering in freezing pt","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123429,"question":"What happens when isotonic solution of A (mol.wt.342) and B (mol.wt 60) are put in to communication through semipermeable membrane?","choices":[{"text":"Transference of solvent from solution A to that of B take place","value":"A"},{"text":"Transference of solvent from solution B to that of A takes place","value":"B"},{"text":"No transference of solvent from solution A to that of B takes place","value":"C"},{"text":"Change in temperature of solutions takes place","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":123427,"question":"The freezing point of 1 molal NaCl solution assuming NaCl to be 100% dissociated in water in","choices":[{"text":"-1.86<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°C</span>","value":"A"},{"text":"-3.72<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°C</span>","value":"B"},{"text":"+1.86<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°C</span>","value":"C"},{"text":"+3.72<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°C</span>","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123425,"question":"","questionImage":"123425_636348662424628706-RQ.jpg","choices":[{"text":"0.5","value":"A"},{"text":"4.0","value":"B"},{"text":"2.5","value":"C"},{"text":"0.25","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123424,"question":"Ammonium carbonate when heated to 200<span style=\"color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;\">°C gives a mixture of NH<sub>3</sub>and CO<sub>2</sub>vapour with a density of 13.0. What is the degree of dissociation of ammonia carbonate?</span>","choices":[{"text":"3/2","value":"A"},{"text":"1/2","value":"B"},{"text":"2","value":"C"},{"text":"1","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":123422,"question":"","questionImage":"123422_636348661445767557-RQ.jpg","choices":[{"text":"Increase in concentration of 1","value":"A"},{"text":"Decrease in concentration of I<sub>2</sub>","value":"B"},{"text":"Increase in temperature","value":"C"},{"text":"Increase in total pressure","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":123419,"question":"Which of the following is a characteristic of a reversible reaction?","choices":[{"text":"It never proceeds to completion","value":"A"},{"text":"It can be influenced by a catalyst","value":"B"},{"text":"It proceeds only in the forward direction","value":"C"},{"text":"Number of moles of reactants and products are equal","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":123417,"question":"When the rate of formation of reactants is equal to the rate of formation of products, this is known as","choices":[{"text":"Chemical reaction","value":"A"},{"text":"Chemical equilibrium","value":"B"},{"text":"Chemical kinetics","value":"C"},{"text":"None","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":123415,"question":"In a lime kiln, to get higher yield of CO<sub>2</sub>, the measure that can be taken is","choices":[{"text":"To main high temperature","value":"A"},{"text":"To pump out CO<sub>2</sub>","value":"B"},{"text":"To remove Cao","value":"C"},{"text":"To add more CaCO<sub>3</sub>","value":"D"},{"value":"E"}],"correctAnswer":2}]