|
1) Bypassing hydrogen gas through vegetable oil, it is converted in to a. butter b. milk c. ghee d. condensed milk
|
||||
|
2) Fog is a solution to a. air in water vapors b. air in air c. vapors in vapors d. water vapors in air
|
||||
|
3) To prepare ammonia gas, the gaseous mixture of a. hydrogen and chlorine is used b. hydrogen and nitrogen is used c. hydrogen and helium is used d. hydrogen and iodine is used
|
||||
|
4) The solution of copper and zinc forms a. sodium b. mercury c. brass d. silver
|
||||
|
5) The number of moles of solute dissolved per dm3 of the solution is a. molality b. percentage c. concentration d. molarity
|
||||
|
6) A mixture that has a uniform composition throughout is called a. saturated solution b. super saturated solution c. solution d. solvent
|
||||
|
7) The solution of mercury with other metals is called a. amalgam b. saturated solution c. supersaturated solution d. unsaturated solution
|
||||
|
8) Solubility is the amount of solute dissolved in a. 50 g of solvent b. 100 g of solvent c. 250 g of solvent d. 200 g of solvent
|
||||
|
9) At a particular temperature, the solution which cannot dissolve more solute is called a. saturated solution b. unsaturated solution c. aqueous solution d. supersaturated solution
|
||||
|
10) Commercially concentrated HCl is a. 0.4 b. 0.5 c. 0.37 d. 0.8
|
||||
