Karnataka CET 2016 Solved Question Paper for Chemistry - Free PDF Download
FAQs on KCET 2016 Chemistry Question Paper with Solutions
1. The Half-life of a First-order Reaction is 60 Minutes What Percentage will be Left Over after 240 Minutes?
a)6.25%. b)4.25%. c)5%. d)6%
Ans- a) 6.25%
2. Which of the Following is a Colligative Property?
a)osmotic pressure. b) optical activity
c) depression in freezing point. d) elevation and boiling point.
Ans- b) optical activity.
3. The Contribution of a Particle at Edge Centre to a Particular Unit Cell is
a)½ b)¼ c) 1. d)⅛
Ans- b) ¼
4. Which of the Following is Incorrect in a Galvanic Cell?
a) Oxidation at the anode.
b) Reduction occurs at the cathode.
c) The electrode at which electrons are gained is called the cathode.
d) the electrode at which electrons are lost is called the cathode.
Ans- d) the electrode at which electrons are lost is called the cathode.
5. A Secondary Cell is one-
a) that can be recharged
b) that can be recharged by passing a current through it in the same direction.
c) that can be recharged by passing a current through in the opposite direction.
d) that cannot be recharged.
Ans- c) that can be recharged by passing a current through in the opposite direction.
6. Osmotic Pressure of Solution can be Increased by
a) increasing the temperature of the solution.
b) decreasing the temperature of the solution.
c) increasing the volume of the vessel.
d) diluting the solution.
Ans- a) increasing the temperature of the solution.
7. Schottky Defect in a Crystal is Observed When-
a) an unequal number of cations and anions are missing from the lattice.
b) an equal number of cations and anions are missing from the lattice.
c) an anion leaves its normal site and occupies an interstitial site.
d) no ion is missing from its lattice site.
Ans- b) an equal number of cations and anions are missing from the lattice.
8. Activation Energy of a Chemical Reaction can be Determined by-
a) evaluating rate constant at two different temperatures.
b) changing the concentration of reactants.
c) evaluating the concentration of reactants at two different temperatures.
d) evaluating rate constant at standard temperature
Ans- a) evaluating rate constant at two different temperatures.
9. Which of the Statements is Incorrect with Respect to Physisorption?
a) the forces involved are Van der wall's forces.
b) more easily liquefiable gas adsorbed easily.
c) under high pressure it results in a multi-molecular layer on absorbent surfaces.
d) ∆H adsorption is low and positive.
Ans- d) ∆H absorption is low and positive
10. Sulphur Sol Contains-
a) discreet S atoms
b) discrete S molecules
c)Large aggregation of S molecules
d)Water dispersed in solid Sulphur
Ans- c) large aggregation of S molecules.
11. Replacement of Chlorine of Chlorobenzene to Give Phenol Requires Drastic Conditions, but Chlorine of 2,4-dinitro Chlorobenzene is Readily Replaced this is Because-
a) NO2 group makes the ring electron-rich at ortho and para position.
b) NO2 group withdraws electrons from meta position.
c) NO2 donate electrons at the meta position.
d) NO2 withdraws electrons from ortho and para positions.
Ans- d) NO2 withdraws electrons from ortho and para position.
