MCQs Based Questions of Class 9 Science Chapter 1> Is Matter Around Us Is Pure || MCQs Based Questions of Class 9 Science

This Class 9 MCQs Based Questions Of Chapter 1> Is Matter Around Us Is Pure MCQs Based Questions will Help You To Score Good Marks In Your Exams. Here We Give You CBSE Class 9 Science Chapter 1> Is Matter Around Us Is Pure MCQs Based Questions According to CBSE New Pattern.


Read CBSE Class 9 Science Chapter 1> Is Matter Around Us Is Pure MCQs Based Questions  MCQs Based Questions Carefully. If You Don’t Read This Carefully Then You Will Face Some Problems Related The Concept Of Class 9 ComputerSample Papers For ComputerCBSE Important NotesCBSE MCQs Based Question For ComputerClass 9 MCQs Based QuestionsMCQs Based Questions  Etc. 




1. Which of the following is a pure substance?


(a) Air

(b) Distilled water

(c) Steel

(d) Brass


2. Which of the following statements are true for pure substances?


I. Pure substances contain only one kind of particle.

II. Pure substances may be compounds or mixtures.

III. Pure substances have the same composition throughout.

IV. Pure substances can be exemplified by all elements other than nickel.


(a)l and II

(b)I and lIl

(c)ll and IV

(d) ll and III


3. Which of the following is considered to be a pure substance?


(a) Sodium chloride

(b) Muddy water

(c)Granite

(d) Milk of magnesia

4. Which of the following property does not prove that water is a compound?


(a) Water is made up of two different elements (H and 0). Which chemically combined with

one another in a fixed proportion

(b) Water has a fixed boiling point (b.p.)

(c) The constituents of water cannot be separated by simple physical methods

(d) Distilled water and tap water have the same taste and constituents


5. The element X* has atomic number 16 is


(a)a metal

(b) a metalloid

(c)a non-metal

(d) None of these

6. Which of the following element is a non-metal?


(a) Fe

(b) Na 

(c) Cu

(d)CI


7. Which one of the following is a metalloid?


(a) Na

(b) Fe

(c) Cu

(d) As


8. Two elements Xand Y combine to give a product Z. The correct statement about Z is


(a) Z has more mass than of X

(b)Z has less mass than of X

(c)Z has less mass than Y

(d)Z show the same properties as that of X and Y



9. Two substances, A and B were made to react to form a third substance, A, B

according8 to the following reaction, 24 + B A,B. Which of the following statements concerning this reaction are incorrect

I. product 4, B shows the properties of substances A and B.

II. The product will always have a fixed composition.

Ill. The product so formed cannot be classified as a compound.

IV. The product so formed is an element.


(a)l, ll and

(b)II, Ill and IV

(c)1, Il andiv

(d), and iv


10. Which of the following is not a Compound?


(a) Sodium chloride

(b) Germanium

(c) Water

(d) Methane


11. Two chemical species Xand Y Combine together to form a product P which contains both A and, X + Y P, X and Can not be broken down into


simpler substances by simple chemical reactions. Which of the following concerning the species A, Y and Pare correct?


I  Pis a compound

II. X and Yare compounds

Il. Xand Yare elements

IV. Phas a fixed composition


(b)1. Il and IV

(a)l, ll and ll

(c)11, Il and IV

(d)1, l and V


12. The metal present in quicklime is lithium.


(a) True

(b) False

(c) Can’t say

(a) Partially true/false

13. Which of the following statements is not true about the compound?


a) Elements are combined chemically to form a compound.

(b) the constituents lose their properties

(c) The constituents can be separated by Simple physical methods

(d) A compound is always homogeneous in nature


14. Which of the following compounds contains only non-metals?


(a) Ammonia

(b) Rust

(c] Quicklime

(d) Sodium chloride


15. In which of the following the constituents are present in any ratio?

(a) Compound

(b) Mixture

(c) Solution

(d) Colloid

16. Which of the following are homogeneous in nature?


1 Ice. 2.  Wood. 3. Soil.    4.   Air


(a) 1 and 3

(b) 2 and 4

(c) 1 and 4

(d) 3 and 4


17. Which of the following is an example of the homogeneous mixture?


(a) Polluted air

(b) Muddy water

(C) Salt solution

(d) None of these


18. Identify homogeneous mixture from the following?


(a) soil

(b)vinegar

(C)unfiltered tea

(d) polluted air



19. Select the homogenous mixture from the following


(a) carbon dioxide gas dissolved in water

(b) air containing suspended particles

(c) soap bubbles formed by blowing air into soap solution

(d) water in milk

20. Mixtures are always a combination of the Compounds that are indifferent


Stales.

(a) True

(b) False

(c) Can’t say

(d) Partially true/false

21._____a heterogeneous mixture.


(al Soda water

b] Sodium chloride solution

(c) Oil in water

(d) copper sulfate Solution

22. Which of the following statement is correct?


(a) A mixture containing two compounds

be heterogeneous

(b) A heterogeneous mixture must Contain a least three elements

(c) A homogeneous mixture must be uniform

(d) A pure substance must contain only one type of atom


23. When zinc and copper are mixed we get a heterogeneous mixture.


(a) True

(b) False

(c) Can’t say

(d)Partially true/false


24. Air is regarded as a mixture because

 


(a) its volume changes under different conditions

(b) its temperature may change

(c) its pressure may vary

(d) its composition may vary



25. Tincture of iodine has antiseptic properties. This solution is made by dissolving


(a) iodine in potassium iodine

(b) iodine in vaseline

(c)iodine in water

(d) iodine in alcohol 


26. The solutions with a low amount of solutes are called.


(a) diluted

(b) concentrated

(c) solvents

(d) none


27. A solution contains 50 g of common salt in 450 g of water. The concentration of the solution is


(a) 500%

(b)50%

(c) 10%

(d) 80%


28. A solution is a heterogeneous mixture, which contains the non-uniform composition.


(a) True

(b) False

(c) Can’t say

(d) Partially true/false


29. Which of the following is an example of solution?


(a) Soda water

(b) Unfiltered tea

(c) Sand and water

(d) Milk


30. The particles of solution can be seen by naked eye.


(a) True

(b) False

(c) Can’t say

(d) Partially true/false


Conclusion

This Class 9 MCQs Based Questions Of Chapter 1> Is Matter Around Us Is Pure MCQs Based Questions will Help You To Score Good Marks In Your Exams. Here We Give You CBSE Class 9 Science Chapter 1> Is Matter Around Us Is Pure MCQs Based Questions According to CBSE New Pattern.


Read CBSE Class 9 Science Chapter 1> Is Matter Around Us Is Pure MCQs Based Questions  MCQs Based Questions Carefully. If You Don’t Read This Carefully Then You Will Face Some Problems Related The Concept Of Class 9 ComputerSample Papers For ComputerCBSE Important NotesCBSE MCQs Based Question For ComputerClass 9 MCQs Based QuestionsMCQs Based Questions  Etc. 



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