9th Chemistry Unit 7 Solution & Suspension MCQs Sindh Board

 9th Grade Chemistry Chapter 7 Solution & Suspension Sindh Board MCQs Notes Online Chapter Wise Question Answers. Sindh Boards Chemistry Subject Notes For Exams Preparations Karachi, Jamshoro, Sindh Boards. Chemistry class Ninth sindh board notes Unit 7 Solution & Suspension Most Repeated Multiple Choice Questions With Answers. Chemistry notes for class IX sindh board karachi Boards.

MCQs Chemistry
9th Chemistry Sindh Board MCQs

Q.1: The suspended particles in suspensions are generally of the size.?
  1. 100nm
  2. 10nm
  3. 100nm
  4. 1mm
C
Q.2: The sum of the mole fractions of solute and solvent is equal to:?
  1. 0
  2. 1
  3. 2
  4. 5
B
Q.3: Solubility is defined as the amount of solute in solvent at a given temperature, dissolved in --------- of the solvent.?
  1. 10g
  2. 20g
  3. 100g
  4. 2000g
C
Q.4: The process in which a solid directly changes to vapours is known as.?
  1. Evaporation
  2. Sublimation
  3. Fusion
  4. Diffusion
B
Q.5: The solubility of a gas ---------- with the rise in temperature.?
  1. Decrease
  2. None of these
  3. Normal
  4. Increase
A
Q.6: A homogeneous mixture of two or more substance is called:?
  1. solvent
  2. solute
  3. solution
  4. none of these
C
Q.7: When the water is solvent the solution is called ---------- solution.?
  1. unsaturated
  2. saturated
  3. aqueous
  4. supersaturated
C
Q.8: Which type of mixture is cloud?
  1. liquid in gas
  2. gas in liquid
  3. solid in gas
  4. gas in gas
A
Q.9: Which type of mixture is air?
  1. gas in liquid
  2. gas in gas
  3. liquid in solid
  4. gas in solid
B
Q.10: How many types of solutions are produced on mixing solid, liquid and gas?
  1. 6
  2. 7
  3. 8
  4. 9
D
Q.11: The solubility of sugar in water at 100C is:?
  1. 189g/100ml
  2. 179g/100ml
  3. 487g\ 100ml
  4. 478g/100ml
C
Q.12: The solubility of a --------- in a liquid is directly proportional to the pressure of gas:?
  1. gas
  2. liquid
  3. solid
  4. none of above
A
Q.13: A solution containing less solute than its capacity to dissolve is:?
  1. saturated solution
  2. aqueous solution
  3. unsaturated solution
  4. supersaturated solution
C
Q.14: When number of moles of solute are dissolved in 1 litre (1dm3) of a solution, than solution is said to be:?
  1. molar solution
  2. molal solution
  3. percentage solution
  4. normal solution
A
Q.15: It is heterogeneous mixture:?
  1. suspension
  2. none of these
  3. solute
  4. solution
A
Q.16: Homogenous mixture of solute and solvent is called a:?
  1. Solute
  2. Solution
  3. Suspension
  4. Solvent
B
Q.17: The solution that contains 1 mole of solute in 1 dm3 of solution is called a:?
  1. Molal
  2. Molar
  3. Saturated
  4. Normal
B
Q.18: 2 moles of water is equal to:?
  1. 46g
  2. 56g
  3. 36g
  4. 18g
C
Q.19: One litre is equal to:?
  1. 500 cm3
  2. 100 cm3
  3. 1000 cm3
  4. 10 cm3
C
Q.20: A solution formed by mixing only two substances is called a:?
  1. Unified solution
  2. Binary solution
  3. Saturated solution
  4. Colloidal Solution
B
Q.21: Supersaturated solutions are:?
  1. Volatile
  2. Constant
  3. Stable
  4. Unstable
D
Q.22: There are how many ways of representing percent concentration:?
  1. Two
  2. Three
  3. Four
  4. One
C
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