Download App

Unit - 3.3 Separation techniques for components of a mixture CHEMISTRY - Unit - 3.3 Separation techniques for components of a mixture

ICSE - STD 7 - CHEMISTRY (ICSE - English Medium). 32 questions in this chapter.

Question types

Unit - 3.3 Separation techniques for components of a mixture question types

32 questions across 7 question groups — pick any mix to generate a CHEMISTRY paper with step-by-step answer keys.

32
Questions
7
Question groups
5
Question types
Sample Questions

Unit - 3.3 Separation techniques for components of a mixture questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark
Iodine can be separated from a mixture of iodine and sand by the process of :
  • ✓
    Sublimation
  • B
    Decantation
  • C
    Filtration
  • D
    Evaporation

Answer: A.

View full solution →
Q 2MCQ1 Mark
A mixture in which its components are not uniformly distributed is known as :
  • A
    Solution
  • B
    Homeoeneous
  • ✓
    Heterogeneous
  • D
    None of these

Answer: C.

View full solution →
Q 3MCQ1 Mark
The process of separation of two miscible liquids having difference of their boiling points 10 degree Celsius to 20 degree Celsius, is known as :
  • ✓
    distillation
  • B
    Fractional distillation
  • C
    Filtration
  • D
    Sublimation

Answer: A.

View full solution →
Q 4MCQ1 Mark
The method used in separating various constituents of coloured solute present in a mixture like ink, dyes, etc., is known as:
  • A
    Fractional distillation
  • B
    Separating funnel
  • ✓
    Paper chromatography
  • D
    none of these

Answer: C.

View full solution →
Q 5MCQ1 Mark
A solid from its hot vapour is obtained by :
  • A
    filtration
  • B
    evaporation
  • C
    centrifugation
  • ✓
    Sublimation

Answer: D.

View full solution →
Q 13Fill in the blanks.1 Mark
The _____________ distillation is useful only if the difference in the boiling points of two miscible liquids is between 10 degree Celsius to 20 degree celsius or more.
View full solution →
Q 22Match The Following.4 Marks
Column AColumn B
1. A substance obtained by combining two or more pure substance in a definite ratio.(a) Distillation
2. Removing soluble solids from their solution in water.(b) Sedimentation
3. Removing insoluble impurities from muddy water by allowing it to settle.(c) Compound
4. A process from which pure water is obtained in gulf countries.(d) Evaporation
View full solution →
Q 25Do as Directed.1 Mark
Statement are incorrect. write the correct statement:
Pure water is obtained from sea water by the combined process of decantation and filtration.
View full solution →
Q 26Do as Directed.1 Mark
Statement are incorrect. write the correct statement:
Kerosene oil is separated from the mixture of kerosene oil and water by the process of distillation.
View full solution →
Browse all question groups ↑

Generate a Unit - 3.3 Separation techniques for components of a mixture paper free

Pick question groups from the list above, set marks and difficulty, and export a branded PDF with step-by-step answer keys. First 3 chapters free — no signup.

Download App
Generate Paper FreeAll CHEMISTRY chapters