Quiz - Composition Of Matter -i (Physical Chemical Chenge And Element Compound And Mixture)

10 Questions | By Vishnuanandchoud | Last updated: Mar 22, 2022 | Total Attempts: 587

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A Quiz for Young Ones. . . 10 min. . 10 questions

Questions and Answers

1.

I.The element present in a compound can be separated by easy physical processes. II. A solution is a mixture. III. Mixture vary widely in their composition. Which of the above statement are correct
- A.
  
  I
- B.
  
  I and II
- C.
  
  I and III
- D.
  
  II and III
- E.
  
  I,II and III
2.

I. Physical changes are easily reveresible. II. Physical change do not produce new substance III. Physical change do not involve change in mass. Which of the above statement are correct?
- A.
  
  I
- B.
  
  I and II
- C.
  
  I and III
- D.
  
  II and III
- E.
  
  I, II and III
3.

I. Chemical changes are not easily reversible. II. Chemical changes produce new substances. III. Chemical changes do not involve large energy changes. Which of the above statement are correct
- A.
  
  I
- B.
  
  I and II
- C.
  
  I and III
- D.
  
  II and III
- E.
  
  I, II and III
4.

Which of the following is not a phsical change?
- A.
  
  The sublimation of Iodine.
- B.
  
  Tearing of a piece of cloth.
- C.
  
  Burning of wax in a candle.
- D.
  
  Dissolving sugar in a tea.
- E.
  
  Dehydrating milk to get milk powder.
5.

Which of the following is not a chemical change?
- A.
  
  Burning acetylene in welding torch
- B.
  
  Rusting of Iron
- C.
  
  Photosynthesis
6.

Which of the following processes would you use to obtain the components of a solution of copper sulphate in water
- A.
  
  Use of separating funnel
- B.
  
  Distillation
- C.
  
  Evaporation
- D.
  
  Chromatography
- E.
  
  Sublimation
7.

Which of the following mixture may be separated by using sublimation ? I. Iodine and sand II. Sand and sulphur III. Sand and ammonium chloride.
- A.
  
  I
- B.
  
  II
- C.
  
  III
- D.
  
  I and II
- E.
  
  I and III
8.

Which of the following mixtures may be separated using a separating funnel ? I. Water and Mercury II. Water and common salt III. Water and sulphuric acid
- A.
  
  I
- B.
  
  II
- C.
  
  III
- D.
  
  I and II
- E.
  
  I and III
9.

Which of the folloewing is not likely to be and element ? I. When heated gives off a gas and leaves a solid residue. II. Burns in air to form carbon dioxide and water. III.Changes into a liquid and gives off a gas.
- A.
  
  I
- B.
  
  II
- C.
  
  III
- D.
  
  I and II
- E.
  
  I,II and III
10.

Which of the following process involves fractional distillation? I. Separation of the component of liquid air II. Separation of petroleum. III. Separation of water and alcohol
- A.
  
  I
- B.
  
  II
- C.
  
  III
- D.
  
  I and II
- E.
  
  I,II and III