Chemistry Class 9 Chapter 6 MCQs Federal Board
Chemistry Important MCQs
Class 9 Chapter 6 Solutions
Multiple Choice Questions.
- A solution with uniform composition is known as
A. Saturated
B. Unsaturated
C. Homogeneous
D. Heterogeneous
ANSWER. C. Homogeneous
2. The substance present in relatively lesser amount is known as
A. Solute
B. Solvent
C. Medium
D. None of these
ANSWER; A. Solute
3. A solution in which —————— is a solvent is known as an aqueous solution.
A. Hydrochloric acid
B. Acetic acid
C. Water
D. Ammonia
ANSWER; C. Water
4. The component of solution with a relatively higher concentration is
A. Solvent
B. Solute
C. Medium
D. All of these
ANSWER; A. Solvent
5. The word aqueous is derived from a ———— word.
A. Spanish
B. French
C. Latin
D. Dutch
ANSWER; C. Latin
6. The solution which can dissolve more solute is known as ——- solution
A. Unsaturated
B. Saturated
C. Super Saturated
D. All of These
ANSWER; A. Unsaturated
7. The solution which cannot dissolve more solute is known as ———– solution
A. Unsaturated
B. Saturated
C. Super Saturated
D. All of These
ANSWER; B. Saturated
8. A solution that contains more solute than a saturated solution is known as ——solution.
A. Unsaturated
B. Saturated
C. Super Saturated
D. All of These
ANSWER; C. Super Saturated
9. Sodium chloride in water is a prime example of ————– solution.
A. Aqueous
B. Acidic
C. Basic
D. None of these
ANSWER; A. Aqueous
10. Sand in water is an example of ———— solution.
A. Saturated
B. Unsaturated
C. Homogeneous
D. Heterogeneous
ANSWER; D. Heterogeneous
11. Super Saturated solution is formed by ————- a saturated solution.
A. Diluting
B. Heating
C. Mixing
D. None of these
ANSWER; B. Heating
12. The —————- that makes up the air we breathe includes rare gases, nitrogen, oxygen, and carbon dioxide.
A. Solution
B. Gaseous mixture
C. Colloids
D. All of these
ANSWER; B. Gaseous mixture
13. Fertilizer is a gaseous mixture of NH3 and ————
A. HCO3
B. NO2
C. CO2
D. HNO3
ANSWER; C. CO2
14. Fog is a mixture of ————- in air.
A. Water vapours
B. Ammonia
C. HCl
D. All of these
ANSWER; A. Water vapours
15. The metal ———— is the only metal in a liquid state.
A. Tungsten
B. Radium
C. Copper
D. Mercury
ANSWER; D. Mercury
16. Vinegar is a ———— solution of acetic acid in water.
A. 10%
B. 5%
C. 8%
D. 5%
ANSWER; B. 5%
17. The quantity of ———- in a solution is known as concentration.
A. Solvent
B. Medium
C. Solute
D. None of these
ANSWER; C. Solute
18. Concentrated solution of HCl contains ———– HCl in 100g of solution.
A. 98g
B. 88g
C. 49g
D. 37g
ANSWER: D. 37g
19. ———— is defined as the number of moles of solute dissolved per dm3 of solution.
A. Molarity
B. Molality
C. Concentration
D. All of these
ANSWER; A. Molarity
20. Potassium chlorate is a ———– coloured solid.
A. Green
B. Orange
C. White
D. Purple
ANSWER; C. White
21. The amount of solute that dissolves 100g of a solvent is known as—————–
A. Concentration
B. Molality
C. Molarity
D. Solubility
ANSWER; D. Solubility
22. Solubility is dependent upon —————
A. Temperature
B. Acid
C. Water
D. None of these
ANSWER; A. Temperature
23. Methanol dissolves in water due to ——–
A. Covalent bond
B. Ionic bond
C. Hydrogen bonding
D. All of these
ANSWER; C. Hydrogen bonding
24. Glucose is ————– soluble in water.
A. Readily
B. Not
C. Partially
D. All of these
ANSWER; A. Readily
25. Solubility of ionic compounds increase with the increase in ——–
A. Concentration
B. Boiling point
C. Melting point
D. Temperature
ANSWER; D. Temperature
26. Solubility of Na2SO4 ————— with increase in temperature.
A. Increases
B. Decreases
C. Not predictable
D. All of these
ANSWER; B. Decreases
27. In a homogeneous mixture, the size of particles is between —————– nm.
A. 0.1-1
B. 3-5
C. 7-9
D. 2-3
ANSWER; A. 0.1-1
28. In colloids the particle size is —————— than in heterogeneous mixture.
A. Bigger
B. Not predictable
C. Smaller
D. All of these
ANSWER; C. Smaller
29. A mixture in which solute particles can be easily seen is known as
A. Homogeneous
B. Heterogenous
C. Colloidal
D. Suspension
ANSWER; D. Suspension
30. The particles of a suspension are easily
A. Homogenized
B. Not Visible
C. Visible
D. Both A and B
ANSWER; C. Visible
31. Sodium Hydroxide is used in the preparation of
A. Soaps
B. Tyres
C. Pencils
D. All of These
ANSWER; A. Soaps
32. 0.25M NaOH contains a mass of ————— g.
A. 50
B. 43
C. 77
D. 10
ANSWER; D. 10
33. KClO3 is a prime component of
A. Nail polishes
B. Soil
C. Colours
D. Dyes
ANSWER; D. Dyes
34. Potassium Permanganate (KMnO4) is soluble in water solution and is ———–color.
A. Red
B. Orange
C. Purple
D. Dark blue-black
ANSWER; C. Purple
35. Urea is a starting material for
A. Plastic
B. Fertilizer
C. Both
D. None of these
ANSWER; C. Both
36. Pure————— is very soft.
A. Silver
B. Platinum
C. Mercury
D. Gold
ANSWER; D. Gold
37. Brine is a mixture of ———- in water.
A. Glucose
B. Sucrose
C. Lactose
D. Salt
ANSWER; D. Salt
38. Ozone filters all the ———— radiations.
A. Infrared
B. Visible
C. Ultraviolet
D. All of these
ANSWER; C. Ultraviolet
39. A super-saturated solution is ——————– in presence of crystals.
A. Stable
B. Not predictable
C. Not stable
D. All of these
ANSWER; C. Not Stable
40. German silver is an ————–
A. Solution
B. Suspension
C. Alloy
D. All of these
ANSWER; C. Alloy
MCQs for Class 9 Chemistry that follows the FBISE curriculum.
Chapter 1 – Fundamentals of Chemistry
Click MCQ’s
Chapter 2 – Structure of Atoms
Click MCQ’s
Chapter 3 -Periodic Table & Periodicity of Properties
Click MCQ’s
Chapter 4 – Structure of Molecules
Click MCQ’s
Chapter 5 – Physical States of Matter
Click MCQ’s
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