Reactions,Changes & Mixtures is the excellent topic in Science for students. A chemical reaction is needed to divide the compounds in a substance. The parts of a blend can be divided based upon their physical properties making use of strategies like filtering . A mixture is a product system composed of two or even more various materials which are combined however are not combined chemically. A mixture describes the physical combination of 2 or more materials in which the identifications are retained and are mixed in the form of remedies, suspensions, and colloids. Click here for Fast Quiz: Test Your Knowledge on Chemistry-Part II
Test your knowledge on Reactions,Changes & Mixtures
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- Question 1 of 10
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Polythene is industrially prepared by the ploymerization ofCorrectIncorrect
- Question 2 of 10
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Which of the following is not a chemical reaction ?CorrectIncorrect
- Question 3 of 10
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Rusting of iron involvesCorrectIncorrect
- Question 4 of 10
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Which of the following is a chemical change ?CorrectIncorrect
- Question 5 of 10
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A mixture of water and alcohol can be separated byCorrectIncorrect
- Question 6 of 10
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A substance which changes readily into vapour without heating is calledCorrectIncorrect
- Question 7 of 10
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Which of the following substances exhibit the property of sublimation ?CorrectIncorrect
- Question 8 of 10
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The hydrogenation of the vegetables oils takes place in the presence of finely dividedCorrectIncorrect
- Question 9 of 10
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Which of the following metals can displace hydrogen from dilute acids ?CorrectIncorrect
- Question 10 of 10
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Water gas is prepared by passingCorrectIncorrect