All Courses
Get the App Signup / Login
Sign in Open App
Year 3 Exam  >  Year 3 Tests  >  Test: Chemical Reactions - Year 3 MCQ

Test: Chemical Reactions - Year 3 MCQ


Test Description

10 Questions MCQ Test - Test: Chemical Reactions

Test: Chemical Reactions for Year 3 2024 is part of Year 3 preparation. The Test: Chemical Reactions questions and answers have been prepared according to the Year 3 exam syllabus.The Test: Chemical Reactions MCQs are made for Year 3 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Chemical Reactions below.
Solutions of Test: Chemical Reactions questions in English are available as part of our course for Year 3 & Test: Chemical Reactions solutions in Hindi for Year 3 course. Download more important topics, notes, lectures and mock test series for Year 3 Exam by signing up for free. Attempt Test: Chemical Reactions | 10 questions in 20 minutes | Mock test for Year 3 preparation | Free important questions MCQ to study for Year 3 Exam | Download free PDF with solutions
Test: Chemical Reactions - Question 1
Save

What reaction is involved in the production of poly(ester)?

Detailed Solution for Test: Chemical Reactions - Question 1
Polymers are formed from many monomers. Monomers is a general term describing any small and reactive molecules that can be joined together to form a polymer
Test: Chemical Reactions - Question 2
Save

What type of reaction does the following word equation describe?
Magnesium + zinc chloride → magnesium chloride + zinc

Detailed Solution for Test: Chemical Reactions - Question 2

Magnesium is more reactive than zinc and so displaces it from a compound

1 Crore+ students have signed up on EduRev. Have you? Download the App
Test: Chemical Reactions - Question 3
Save

What type of reaction occurs when limestone (calcium carbonate) is heated and becomes calcium oxide?

Detailed Solution for Test: Chemical Reactions - Question 3
Themal = heat, decomposition = break down
Test: Chemical Reactions - Question 4
Save
What type of reaction occurs when hydrocarbons burn in an insufficient supply of oxygen?
Detailed Solution for Test: Chemical Reactions - Question 4
As there is not enough oxygen for complete combustion, the process is incomplete
Test: Chemical Reactions - Question 5
Save

What type of reaction is shown by the following word equation?
Hydrochloric acid + sodium hydroxide → sodium chloride + water
Detailed Solution for Test: Chemical Reactions - Question 5

Acid + alkali is a neutralisation reaction

Test: Chemical Reactions - Question 6
Save
What is the only reaction that removes carbon dioxide from the atmosphere naturally?
Detailed Solution for Test: Chemical Reactions - Question 6
All the other reactions here put carbon dioxide into the atmosphere
Test: Chemical Reactions - Question 7
Save

Which type of chemical reaction combines two or more substances to form a new compound?
Detailed Solution for Test: Chemical Reactions - Question 7

A combination reaction is where two or more substances combine to form a single compound.

Test: Chemical Reactions - Question 8
Save

What is the characteristic feature of a single displacement reaction? 
Detailed Solution for Test: Chemical Reactions - Question 8

In a single displacement reaction, one element replaces another in a compound, involving the transfer of electrons.

Test: Chemical Reactions - Question 9
Save

What type of reaction is shown in the symbol equation?
Fe2O3 + 3CO → 2Fe + 3CO2
Detailed Solution for Test: Chemical Reactions - Question 9

OK, technically, there is an oxidation too, but you should have recognised this as being one of the reactions in the blast furnace which has the iron as its focus so at this level, this equation shows the reduction of iron oxide to iron by the removal of oxygen

Test: Chemical Reactions - Question 10
Save

What happens to the atoms in a chemical reaction? 
Detailed Solution for Test: Chemical Reactions - Question 10

In a chemical reaction, atoms are rearranged to form new substances, but atoms themselves are neither created nor destroyed.

Information about Test: Chemical Reactions Page
In this test you can find the Exam questions for Test: Chemical Reactions solved & explained in the simplest way possible. Besides giving Questions and answers for Test: Chemical Reactions, EduRev gives you an ample number of Online tests for practice

Top Courses for Year 3

Download as PDF

Top Courses for Year 3

Important Questions for Chemical Reactions

Find all the important questions for Chemical Reactions at EduRev.Get fully prepared for Chemical Reactions with EduRev's comprehensive question bank and test resources. Our platform offers a diverse range of question papers covering various topics within the Chemical Reactions syllabus. Whether you need to review specific subjects or assess your overall readiness, EduRev has you covered. The questions are designed to challenge you and help you gain confidence in tackling the actual exam. Maximize your chances of success by utilizing EduRev's extensive collection of Chemical Reactions resources.

Chemical Reactions MCQs with Answers

Prepare for the Chemical Reactions within the Year 3 exam with comprehensive MCQs and answers at EduRev. Our platform offers a wide range of practice papers, question papers, and mock tests to familiarize you with the exam pattern and syllabus. Access the best books, study materials, and notes curated by toppers to enhance your preparation. Stay updated with the exam date and receive expert preparation tips and paper analysis. Visit EduRev's official website today and access a wealth of videos and coaching resources to excel in your exam.

Online Tests for Chemical Reactions

Practice with a wide array of question papers that follow the exam pattern and syllabus. Our platform offers a user-friendly interface, allowing you to track your progress and identify areas for improvement. Access detailed solutions and explanations for each test to enhance your understanding of concepts. With EduRev's Online Tests, you can build confidence, boost your performance, and ace Chemical Reactions with ease. Join thousands of successful students who have benefited from our trusted online resources.
© EduRev
Education Revolution
Signup to see your scores go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup